Skagit County, Washington bridges
Skagit County has 256 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 6 (2%) are rated poor. The most common type is stringer/multi-beam or girder (41%).
- Bridges
- 256
- Good
- 39%
- Fair
- 58%
- Poor
- 2%
- 6 bridges
- Average age
- 52.8 yrs
- Posted or closed
- 19
Map of bridges in Skagit County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Skagit County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good39%(101)
Fair58%(149)
Poor2%(6)
When they were built
Busiest
- I-5 over Skagit RiverFair39,245 vehicles/day
- I-5 over RR and Cameron WayFair37,729 vehicles/day
- I-5 over SR 20 BNSF RR & City STGood37,394 vehicles/day
- I-5 over I-5 DrainageGood36,919 vehicles/day
- I-5 over I-5 DrainageFair35,558 vehicles/day
Longest
- SR 20 over Swinomish ChannelGood3,545 ft
- SR 20 over Swinomish ChanFair3,259 ft
- I-5 over Skagit RiverFair1,112 ft
- SR 9 over Skagit RiverPoor972 ft
- Fair
Oldest
- SR 9 over Thunder CreekFairBuilt 1900
- North Dillard Ave over Baker RiverFairBuilt 1916
- SR 9 over W Fk Nookachamps CRFairBuilt 1920
- SR 11 over Samish RiverFairBuilt 1920
- SR 11 over Half BridgeFairBuilt 1920
All bridges in Skagit County
Busiest first · showing 1–200 of 256| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| I-5 over Skagit River No. 0004794A0000000 | 0.7 N JCT SR 538 | 1955 | Truss - Thru | 1,112 ft | 39,245 | Fair |
| I-5 over RR and Cameron Way No. 0004768A0000000 | 0.6 N JCT SR 536 | 1954 | Box Beam or Girders - Multiple | 467 ft | 37,729 | Fair |
| I-5 over SR 20 BNSF RR & City ST No. 0004833A0000000 | 2.4 N JCT SR 538 | 1955 | Tee Beam | 244 ft | 37,394 | Good |
| I-5 over I-5 Drainage No. 0008650C0000000 | 3.8 N Snohomish CO | 1970 | Culvert | 21 ft | 36,919 | Good |
| I-5 over I-5 Drainage No. 0009392B0000000 | 2.6 N JCT 534 | 1972 | Culvert | 75 ft | 35,558 | Fair |
| I-5 over Hill Ditch No. 0005422B0000000 | 2.1 N Snohomish CO | 1957 | Slab | 106 ft | 33,686 | Fair |
| I-5 over Hill Ditch No. 0008650A0000000 | 2.1 N Snohomish CO | 1970 | Slab | 122 ft | 33,686 | Fair |
| I-5 NB over Fisher Creek No. 0018840A0000000 | 1.8 N Snohomish CO | 2016 | Stringer/Multi-beam or Girder | 110 ft | 33,686 | Good |
| I-5 SB over Fisher Creek No. 0018840B0000000 | 1.8 N Snohomish CO | 2016 | Stringer/Multi-beam or Girder | 110 ft | 33,686 | Good |
| I-5 over Gages Slough No. 0004795B0000000 | 1.7 N JCT SR 538 | 1954 | Slab | 104 ft | 32,965 | Good |
| I-5 over Gages Slough No. 0004795C0000000 | 1.7 N JCT SR 538 | 1954 | Slab | 104 ft | 32,965 | Good |
| I-5 over SR 538 No. 0004795A0000000 | 1.3 N JCT SR 536 | 1955 | Tee Beam | 124 ft | 32,095 | Fair |
| I-5 over SR 536 Kincaid ST No. 0004563A0000000 | 5.3 N JCT SR 534 | 1953 | Tee Beam | 146 ft | 30,793 | Fair |
| I-5 over Drainage Ditch No. 0007216A0000000 | 0.6 N JCT SR 11 | 1963 | Slab | 68 ft | 28,272 | Fair |
| I-5 over Joe Leary Slough No. 0007216B0000000 | 0.6 N JCT SR 11 | 1964 | Slab | 68 ft | 28,272 | Fair |
| I-5 over Gn RY No. 0007124A0000000 | 2.1 N JCT SR 11 | 1963 | Box Beam or Girders - Multiple | 270 ft | 25,876 | Fair |
| I-5 over Gn RY No. 0007124B0000000 | 2.1 N JCT SR 11 | 1963 | Box Beam or Girders - Multiple | 270 ft | 25,876 | Fair |
| I-5 over Samish River Pvt RD No. 0007141A0000000 | 2.9 N JCT SR 11 | 1963 | Slab | 187 ft | 25,876 | Fair |
| I-5 over Samish River Pvt RD No. 0007141B0000000 | 2.9 N JCT SR 11 | 1963 | Slab | 187 ft | 25,876 | Fair |
| I-5 over Drainage Ditch No. 0007216C0000000 | 2.4 N JCT SR 11 | 1964 | Slab | 152 ft | 25,876 | Fair |
| I-5 over Drainage Ditch No. 0007216D0000000 | 2.4 N JCT SR 11 | 1964 | Slab | 152 ft | 25,876 | Fair |
| I-5 over Colony RD No. 0007260A0000000 | 8.8 N JCT SR 11 | 1963 | Stringer/Multi-beam or Girder | 258 ft | 24,437 | Good |
| I-5 over Colony RD No. 0007260B0000000 | 8.8 N JCT SR 11 | 1963 | Stringer/Multi-beam or Girder | 273 ft | 24,437 | Fair |
| I-5 over Friday Creek No. 0007260D0000000 | 11.1 N JCT SR 11 | 1964 | Slab | 112 ft | 24,230 | Good |
| I-5 over Friday Creek No. 0007260E0000000 | 11.1 N JCT SR 11 | 1964 | Slab | 112 ft | 24,230 | Good |
| 2nd ST over 1-5 and SR 536 No. 0016793A0000000 | 0.3 N JCT SR 536 | 2006 | Box Beam or Girders - Multiple | 650 ft | 24,013 | Fair |
| Riverside Drive over Skagit River No. 087257000000000 | 0.7 N JCT SR 538 | 2004 | Stringer/Multi-beam or Girder | 850 ft | 21,640 | Good |
| Riverside Drive over Hoag & Steward ST No. 087593000000000 | Riverside DR JCT Hoag ST | 2003 | Stringer/Multi-beam or Girder | 60 ft | 21,640 | Fair |
| SR 536 over Skagit River No. 0004400A0000000 | 4.7 E JCT SR 20 | 1953 | Movable - Swing | 676 ft | 19,163 | Fair |
| SR 20 over Transmt. Oil Pipeline No. 0009353A0000000 | 12.1 E Island CO | 1972 | Stringer/Multi-beam or Girder | 73 ft | 19,145 | Good |
| SR 20 over Canoe Pass No. 0001929B0000000 | 0.2 E Island CO | 1935 | Truss - Deck | 511 ft | 18,797 | Fair |
| SR 20 over Abandoned RR No. 0006787A0000000 | 8.1 E Island CO | 1962 | Stringer/Multi-beam or Girder | 200 ft | 18,383 | Fair |
| SR 20 over Abandoned RR No. 0007777A0000000 | 8.1 E Island CO | 1965 | Stringer/Multi-beam or Girder | 200 ft | 18,383 | Fair |
| SR 20 over Swinomish Chan No. 0009107A0000000 | 9.3 E Island CO | 1972 | Stringer/Multi-beam or Girder | 3,259 ft | 18,383 | Fair |
| SR 20 over Swinomish Channel No. 0011612A0000000 | 9.3 E Island CO | 1981 | Stringer/Multi-beam or Girder | 3,545 ft | 18,383 | Good |
| Cook Road over DD#14 Ditch No. 086553000000000 | 0.5 E JCT Interstate 5 | 2000 | Stringer/Multi-beam or Girder | 37 ft | 16,617 | Good |
| SR 20 over Meadow Creek No. 0017358A0000000 | 2.8 E Island CO | 2008 | Stringer/Multi-beam or Girder | 144 ft | 16,214 | Good |
| Cook Road over Brickyard Creek No. 086554000000000 | MP 5.38 Cook RD | 2000 | Stringer/Multi-beam or Girder | 54 ft | 15,887 | Good |
| SR 20 over Higgins Slough No. 0008453A0000000 | 1.2 E JCT SR 536 | 1968 | Slab | 74 ft | 14,588 | Good |
| SR 20 over Higgins Slough No. 0008453B0000000 | 2.2 E JCT SR 536 | 1968 | Slab | 72 ft | 14,588 | Good |
| SR 20 over Higgins Slough No. 0017242D0000000 | 1.2 E JCT SR 356 | 2007 | Stringer/Multi-beam or Girder | 64 ft | 14,588 | Good |
| SR 20 over Higgins Slough No. 0017484A0000000 | 2.2 E JCT SR 536 | 2008 | Slab | 74 ft | 14,588 | Good |
| SR 20 over Higgins Slough No. 0008044B0000000 | 0.7 E JCT SR 536 | 1966 | Slab | 62 ft | 13,561 | Good |
| SR 20 over Higgins Slough No. 0017242A0000000 | 0.1 E JCT SR 536 | 2007 | Stringer/Multi-beam or Girder | 100 ft | 13,561 | Good |
| SR 20 over Higgins Slough No. 0017242B0000000 | 0.1 E JCT SR 536 | 2007 | Stringer/Multi-beam or Girder | 68 ft | 13,561 | Good |
| SR 20 over Higgins Slough No. 0017242C0000000 | 0.7 E JCT SR 536 | 2007 | Stringer/Multi-beam or Girder | 52 ft | 13,561 | Good |
| George Hopper RD over I-5 No. 0009547A0000000 | 1.1 N JCT SR 538 | 1974 | Stringer/Multi-beam or Girder | 209 ft | 11,673 | Fair |
| SR 9 over Skagit River No. 0005773A0000000 | 4.7 N JCT SR 538 | 1959 | Truss - Thru | 972 ft | 11,660 | Poor |
| SR 9 over Harts Slough No. 0006000A0000000 | 4.9 N JCT SR 538 | 1959 | Slab | 206 ft | 11,660 | Fair |
| SR 9 over Batey Slough No. 0006000B0000000 | 5.5 N JCT SR 538 | 1959 | Slab | 182 ft | 11,660 | Fair |
| Cook RD over I-5 No. 0007127A0000000 | 1.6 N JCT SR 11 | 1963 | Slab | 126 ft | 10,683 | Fair |
| SR 11 over I-5 No. 0006011A0000000 | JCT I-5 | 1959 | Stringer/Multi-beam or Girder | 288 ft | 10,241 | Fair |
| SR 20 over Hansen Creek No. 0003478A0000000 | 1.5 E JCT SR 9 | 1949 | Slab | 50 ft | 10,162 | Good |
| SR 20 over Coal Creek No. 0003478B0000000 | 3.9 E JCT SR 9 | 1948 | Tee Beam | 38 ft | 9,612 | Good |
| SR 20 over Wiseman Creek No. 0003478C0000000 | 4.5 E JCT SR 9 | 1948 | Tee Beam | 102 ft | 9,612 | Good |
| Pioneer HWY over Fisher Slough No. 0013135A0000000 | 1.5 SW JCT Interstate 5 | 1987 | Slab | 114 ft | 9,516 | Good |
| Pioneer HWY over Big Ditch No. 0013135B0000000 | 0.23 E JCT Milltown Road | 1987 | Slab | 81 ft | 9,442 | Good |
| Laventure Road over Maddox Creek No. 088482000000000 | 0.05 MI N of Blackburn | 2010 | Culvert | 29 ft | 8,575 | Good |
| S Laventure RD over Maddox CR No. 088562000000000 | 0.5 E JCT I-5 | 2013 | Stringer/Multi-beam or Girder | 80 ft | 8,284 | Fair |
| SR 534 over I-5 No. 0008650B0000000 | JCT I-5 | 1970 | Stringer/Multi-beam or Girder | 240 ft | 8,061 | Fair |
| SR 20 over Jones Creek No. 0007894A0000000 | 8.6 E JCT SR 9 | 1966 | Slab | 80 ft | 7,403 | Good |
| SR 20 over E Fk Red Cabin CR No. 0007894B0000000 | 10.2 E JCT SR 9 | 1966 | Slab | 171 ft | 7,403 | Good |
| SR 20 over Muddy CR No. 0008227B0000000 | 10.9 E JCT SR 9 | 1967 | Slab | 52 ft | 7,403 | Good |
| SR 20 over Red Cabin Creek No. 0018012A0000000 | 9.7 E JCT SR 9 | 2011 | Stringer/Multi-beam or Girder | 70 ft | 7,403 | Good |
| SR 9 over W Fk Nookachamps CR No. 000000GJ0000000 | 0.1 N JCT SR 538 | 1920 | Arch - Deck | 243 ft | 6,465 | Fair |
| SR 9 over E Fk Nookachamps CR No. 0009055A0000000 | 1.4 N JCT SR 538 | 1971 | Stringer/Multi-beam or Girder | 143 ft | 6,465 | Good |
| Anderson RD over I-5 No. 0009563A0000000 | 4.0 N JCT SR 534 | 1974 | Stringer/Multi-beam or Girder | 208 ft | 6,325 | Fair |
| SR 20 over Alder Creek No. 0003361A0000000 | 13.3 E JCT SR 9 | 1948 | Slab | 82 ft | 5,888 | Good |
| Old Highway 99 N over BNSF Railway No. 089068000000000 | 0.25 N JCT Cook Road | 2018 | Stringer/Multi-beam or Girder | 411 ft | 5,771 | Good |
| Laconner Whitney R over Sullivan Slough No. 084170000000000 | 3.83 S JCT SR 20 | 1962 | Stringer/Multi-beam or Girder | 68 ft | 5,550 | Fair |
| SR 20 over Grandy Creek No. 0003731A0000000 | 16.4 E JCT SR 9 | 1950 | Slab | 162 ft | 5,460 | Good |
| SR 20 over Fish Creek No. 0019643A0000000 | 21.7 E JCT SR 9 | 2021 | Culvert | 20 ft | 5,460 | Good |
| Bow Hill RD over I-5 No. 0007086A0000000 | 5.2 N JCT SR 11 | 1963 | Stringer/Multi-beam or Girder | 265 ft | 5,422 | Fair |
| I-5 S-W/Sr 20 E-S over Nevitt Road No. 0017484B0000000 | 2.4 N JCT SR 538 | 2009 | Stringer/Multi-beam or Girder | 115 ft | 5,326 | Good |
| Old HWY 99 North over Thomas Creek No. 082392000000000 | 1.4 N JCT Cook Rd. | 1934 | Stringer/Multi-beam or Girder | 52 ft | 5,234 | Poor |
| Lake Samish RD over Friday Creek No. 080582000000000 | 0.25 E JCT Interstate 5 | 1965 | Stringer/Multi-beam or Girder | 53 ft | 5,124 | Fair |
| SR 20 over Baker River No. 0009170A0000000 | 23.6 E JCT SR 9 | 1972 | Box Beam or Girders - Multiple | 563 ft | 5,032 | Poor |
| SR 11 over Joe Leary Slough No. 0000584A0000000 | 0.7 N JCT I-5 | 1922 | Slab | 32 ft | 4,929 | Fair |
| SR 9 over W Fk Nookachamps Creek No. 0004281A0000000 | 7.3 N JCT SR 534 | 1952 | Slab | 70 ft | 4,825 | Good |
| Fir Island Road over So Fk Skagit River No. 082364000000000 | 1.0 W JCT Interstate 5 | 1972 | Stringer/Multi-beam or Girder | 908 ft | 4,719 | Fair |
| Francis Road over Slough No Name No. 080042000000000 | 2.0 W JCT SR9 | 1958 | Tee Beam | 50 ft | 4,694 | Fair |
| Francis Road over Nookachamps Creek No. 080191000000000 | 2.8 W JCT SR9 | 1979 | Stringer/Multi-beam or Girder | 130 ft | 4,694 | Fair |
| Old HWY 99 N over Joe Leary Sl No. 086417000000000 | 1.02 MI So of Cook RD | 1997 | Culvert | 26 ft | 4,635 | Good |
| Old HWY 99 over Overflow Channel No. 088011000000000 | 1.0 N JCT Cook Rd. | 2006 | Slab | 108 ft | 4,372 | Fair |
| Blackburn ST over I-5 No. 0004535A0000000 | 4.7 N JCT SR 534 | 1954 | Tee Beam | 194 ft | 4,314 | Fair |
| Alger Cain Lake RD over Silver Creek No. 086031000000000 | 0.34 E JCT Old HWY 99 | 1992 | Tee Beam | 102 ft | 4,286 | Good |
| SR 11 over Samish River No. 0000397A0000000 | 2.9 N JCT I-5 | 1920 | Arch - Deck | 75 ft | 4,112 | Fair |
| SR 534 over Hill Ditch No. 0003677A0000000 | 0.5 E JCT I-5 | 1949 | Slab | 83 ft | 3,873 | Good |
| Best Road over No Fork Skagit River No. 081192000000000 | 5.5 W JCT Interstate 5 | 1959 | Stringer/Multi-beam or Girder | 726 ft | 3,693 | Fair |
| SR 9 over Thunder Creek No. 0003349A0000000 | 6.3 N JCT SR 20 | 1900 | Tee Beam | 31 ft | 3,684 | Fair |
| SR 9 over Samish River No. 0003349B0000000 | 6.4 N JCT SR 20 | 1947 | Tee Beam | 101 ft | 3,684 | Fair |
| Lake Samish RD over I-5 No. 0007260C0000000 | 9.7 N JCT SR 11 | 1963 | Stringer/Multi-beam or Girder | 344 ft | 3,250 | Fair |
| SR 20 over Ship Hbr/Guemes Channel No. 0008985A0000000 | 7.8N on SR20 Spur | 1959 | Movable - Lift | 105 ft | 3,227 | Poor |
| SR 20 over Ship Hbr/Guemes Channel No. 0008985B0000000 | 7.8N on SR20 Spur | 1971 | Stringer/Multi-beam or Girder | 204 ft | 3,227 | Fair |
| SR 20 over Ship Hbr/Guemes Channel No. 0008985D0000000 | 7.8N on SR20 Spur | 1959 | Stringer/Multi-beam or Girder | 158 ft | 3,227 | Fair |
| SR 20 over Ship Hbr/Guemes Channel No. 0016178A0000000 | 7.8N on SR20 Spur | 1971 | Movable - Lift | 105 ft | 3,227 | Fair |
| Farm to Market RD over Drainage Ditch No. 0TA1011A0000000 | 0.1 N SR 20 | 1999 | Stringer/Multi-beam or Girder | 54 ft | 3,124 | Good |
| Old HWY 99 North over Samish River No. 080501000000000 | 2.6 N JCT Cook Rd. | 1934 | Truss - Thru | 385 ft | 3,113 | Fair |
| IRR Pioneer Parkwa over Swinomish Slough No. 084845000000000 | 0.95 JCT Morris on Maple | 1957 | Arch - Thru | 797 ft | 3,101 | Fair |
| SR 20 over Jackman Creek No. 0003022A0000000 | 25.2 E JCT SR 9 | 1945 | Tee Beam | 203 ft | 2,998 | Good |
| SR 20 over Gulch No. 0004342A0000000 | 27.3 E JCT SR 9 | 1953 | Stringer/Multi-beam or Girder | 135 ft | 2,998 | Fair |
| SR 20 over Debris Channel No. 0015905A0000000 | 24.5 E JCT SR 9 | 2000 | Stringer/Multi-beam or Girder | 119 ft | 2,998 | Good |
| Prairie Road over Friday Creek No. 080245000000000 | 0.17 MI E of Old HWY 99 | 1975 | Stringer/Multi-beam or Girder | 78 ft | 2,757 | Fair |
| Old HWY 99 North over Friday Creek No. 084255000000000 | 4.3 N JCT Cook Rd. | 1956 | Box Beam or Girders - Multiple | 122 ft | 2,682 | Fair |
| South Goldenrod over Gages Slough No. 088148000000000 | .3 N. of W. Mccorquedale | 2005 | Stringer/Multi-beam or Girder | 115 ft | 2,679 | Good |
| SR 20 over Unnamed Tributary No. 0019764A0000000 | 28.7 E JCT SR 9 | 2024 | Slab | 42 ft | 2,598 | Good |
| Conc Sauk Valley R over Skagit River No. 082030000000000 | 1.5 S JCT SR 20 | 1952 | Arch - Thru | 506 ft | 2,562 | Fair |
| SR 20 over Rocky Creek No. 0003226A0000000 | 4.6 E JCT SR 530 | 1947 | Stringer/Multi-beam or Girder | 128 ft | 2,492 | Fair |
| SR 20 over Swift Creek No. 0005051A0000000 | 2.0 E JCT SR 530 | 1955 | Slab | 80 ft | 2,492 | Good |
| SR 11 over Half Bridge No. 0000453A0000000 | 13.1 N JCT I-5 | 1920 | Girder and Floorbeam System | 145 ft | 2,472 | Fair |
| SR 11 over Oyster Creek No. 0000825A0000000 | 10.8 N JCT I-5 | 1924 | Tee Beam | 86 ft | 2,472 | Fair |
| SR 11 over Gn RY Colony Creek No. 0001496A0000000 | 9.2 N JCT I-5 | 1931 | Tee Beam | 883 ft | 2,472 | Fair |
| SR 11 over Half Br No. 0003732A0000000 | 12.8 N JCT I-5 | 1950 | Stringer/Multi-beam or Girder | 67 ft | 2,472 | Fair |
| SR 11 over Hillside No. 0006011B0000000 | 13.3 N JCT I-5 | 1920 | Tee Beam | 83 ft | 2,472 | Good |
| SR 11 over Cliff No. 0015597A0000000 | 11.9 N JCT I-5 | 1999 | Slab | 237 ft | 2,472 | Fair |
| SR 11 over Cliff No. 0015597B0000000 | 11.9 N JCT I-5 | 1999 | Slab | 138 ft | 2,472 | Good |
| SR 20 over Diobsud Creek No. 0003761A0000000 | 10.9 E JCT SR 530 | 1950 | Tee Beam | 102 ft | 1,930 | Good |
| SR 20 over Bacon Creek No. 0009350A0000000 | 13.3 E JCT SR 530 | 1972 | Stringer/Multi-beam or Girder | 237 ft | 1,930 | Good |
| SR 20 over Sky Creek No. 0013442A0000000 | 17.8 E JCT SR 530 | 1989 | Tee Beam | 52 ft | 1,930 | Good |
| SR 20 over Damnation CR No. 0016159A0000000 | 17.4 E JCT SR 530 | 2001 | Stringer/Multi-beam or Girder | 121 ft | 1,930 | Good |
| Old HWY 99 S over I-5 No. 0009392A0000000 | 2.9 N JCT SR 534 | 1972 | Stringer/Multi-beam or Girder | 230 ft | 1,887 | Fair |
| Old HWY 99 North over Silver Creek No. 080691000000000 | 0.4 SE JCT Lake Samish RD | 1934 | Tee Beam | 38 ft | 1,687 | Fair |
| SR 9 over Lake Creek No. 0004328A0000000 | 3.7 N JCT SR 534 | 1952 | Slab | 68 ft | 1,651 | Fair |
| SR 9 over Lake Creek No. 0007851A0000000 | 2.8 N JCT SR 534 | 1966 | Stringer/Multi-beam or Girder | 62 ft | 1,651 | Fair |
| SR 9 over Lake Creek No. 0018720A0000000 | 2.4 N JCT SR 534 | 2015 | Slab | 55 ft | 1,651 | Good |
| SR 9 over Lake Creek No. 0019707B0000000 | 0.13 N JCT SR 534 | 2022 | Culvert | 28 ft | 1,651 | Good |
| Klinger Street over Brickyard Creek No. 089162000000000 | 0.2 MI N of Cook Road | 2002 | Slab | 34 ft | 1,620 | Good |
| Prairie Road over Samish River No. 080182000000000 | 2.21 E JCT Old HWY 99 | 1974 | Stringer/Multi-beam or Girder | 83 ft | 1,583 | Fair |
| Prairie Road over Samish River No. 084514000000000 | 3.8 E JCT Old HWY 99 | 1975 | Stringer/Multi-beam or Girder | 104 ft | 1,539 | Fair |
| Starbird RD over I-5 No. 0009260A0000000 | 0.9 N Snohomish CO | 1972 | Stringer/Multi-beam or Girder | 363 ft | 1,537 | Good |
| SR 530 over White Creek No. 000000QV0000000 | 7.8 N Snohomish CO | 1974 | Channel Beam | 80 ft | 1,475 | Fair |
| SR 530 over Bohs Slough No. 000000QX0000000 | 14.4 N Snohomish CO | 1961 | Stringer/Multi-beam or Girder | 76 ft | 1,475 | Good |
| SR 530 over Skagit River No. 000000QY0000000 | 14.5 N Snohomish CO | 1961 | Stringer/Multi-beam or Girder | 506 ft | 1,475 | Fair |
| SR 530 over Sauk River No. 0006038A0000000 | 3.5 N Snohomish CO | 1958 | Truss - Thru | 501 ft | 1,475 | Fair |
| So Skagit HWY over Parker Creek No. 086309000000000 | 7.25 E JCT SR-9 | 1996 | Culvert | 26 ft | 1,437 | Good |
| Farm to Market Rd. over N Drainage Ditch No. 0003939B0000000 | 7.7 N JCT SR 20 | 1951 | Channel Beam | 32 ft | 1,231 | Fair |
| Bay View-Edison RD over Big Indian Slough No. 086030000000000 | 0.4 N JCT SR20 | 1992 | Stringer/Multi-beam or Girder | 71 ft | 1,176 | Fair |
| Minkler Road 9350 over Coal Creek No. 081910000000000 | 0.1 E JCT Sims Road | 1984 | Slab | 29 ft | 1,136 | Fair |
| SR 20 over Granite Creek No. 0008963C0000000 | 2.5 E Whatcom CO | 1971 | Stringer/Multi-beam or Girder | 200 ft | 1,120 | Good |
| Swan Road over Nookachamps Creek No. 081111000000000 | 0.37W JCT Babcock/Mudlake | 1976 | Stringer/Multi-beam or Girder | 126 ft | 1,100 | Fair |
| Bay View-Edison RD over Samish River No. 080376000000000 | 0.5 W JCT SR 537 | 1965 | Slab | 223 ft | 1,026 | Fair |
| Bay View-Edison RD over Samish Slough No. 080377000000000 | 0.4 W JCT Farm to Market | 1965 | Channel Beam | 38 ft | 1,026 | Fair |
| Farm to Market Rd. over Joe Leary Sl No. 0003825A0000000 | 5.0 N JCT SR 20 | 1950 | Slab | 72 ft | 981 | Fair |
| Minkler Road over Wiseman Creek No. 081777000000000 | 0.5 W JCT SR 20 | 1967 | Stringer/Multi-beam or Girder | 41 ft | 936 | Fair |
| Pulver Road over Joe Leary Slough No. 083364000000000 | .6 S JCT SR 11 | 1955 | Tee Beam | 39 ft | 928 | Fair |
| Farm to Market Rd. over Samish R No. 0007070A0000000 | 5.9 N JCT SR 20 | 1963 | Slab | 158 ft | 920 | Fair |
| Farm to Market RD over Neuman Sl No. 086310000000000 | 6.1 N JCT SR20 | 1950 | Slab | 60 ft | 920 | Fair |
| North Reed Street over Brickyard Creek No. 089163000000000 | 0.4 MI N of SR20 | 2002 | Slab | 30 ft | 906 | Fair |
| Prairie RD over Samish River No. 083422000000000 | 0.5 W JCT SR 9 | 1956 | Tee Beam | 76 ft | 894 | Fair |
| Starbird Road over Fisher Creek No. 089543000000000 | 0.7 MI E of Cedardale RD | 2024 | Culvert | 23 ft | 843 | Good |
| South Skagit HWY over Loretta Creek No. 083044000000000 | 11 MI E JCT SR9 | 1961 | Stringer/Multi-beam or Girder | 85 ft | 825 | Fair |
| So Skagit Hwy. over Day Creek No. 083851000000000 | 9.0 E JCT SR 9 | 1961 | Stringer/Multi-beam or Girder | 160 ft | 825 | Fair |
| Skagit Highlands over Trumpeter Creek No. 087589000000000 | 0.4 N JCT E Division ST | 2003 | Culvert | 37 ft | 800 | Good |
| Bay View-Edison RD over State Park Road No. 084100000000000 | 3.5 N JCT SR 20 | 1969 | Stringer/Multi-beam or Girder | 62 ft | 751 | Fair |
| Baker Lake RD over W Fork Grandy Ck No. 079854000000000 | 2. NE JCT SR 20 | 1968 | Stringer/Multi-beam or Girder | 62 ft | 725 | Fair |
| Baker Lake Road over Grandy Creek near Lake No. 084245000000000 | 4.0 NE JCT SR 20 | 1968 | Channel Beam | 41 ft | 725 | Fair |
| Baker Lake Road over Bear Creek No. 081164000000000 | 9.5 NE JCT SR 20 | 1966 | Stringer/Multi-beam or Girder | 85 ft | 714 | Fair |
| Lake View Blvd over Nookachamps Creek No. 083310000000000 | 0.25 S JCT SR9 | 1954 | Tee Beam | 77 ft | 690 | Fair |
| Gripp Road over Samish River No. 079958000000000 | 0.1 E JCT Prairie Road | 1976 | Stringer/Multi-beam or Girder | 84 ft | 679 | Fair |
| March Point Road over Petroleum Pipelines No. 084366000000000 | 1.6 N JCT SR 20 | 1960 | Slab | 44 ft | 678 | Fair |
| Hemlick Road over Red Creek No. 088012000000000 | 1.1 N JCT SR 20 | 2007 | Stringer/Multi-beam or Girder | 150 ft | 642 | Fair |
| South Skagit HWY over Pressentin Creek No. 081655000000000 | 18.5 E JCT SR9 | 1966 | Stringer/Multi-beam or Girder | 85 ft | 635 | Fair |
| South Skagit HWY over Finney Creek No. 081657000000000 | 19.0 E JCT SR 9 | 1954 | Stringer/Multi-beam or Girder | 122 ft | 635 | Good |
| South Skagit HWY over Otoole Creek No. 082910000000000 | 15.0 E JCT SR 9 | 1959 | Stringer/Multi-beam or Girder | 66 ft | 635 | Fair |
| So Skagit HWY over Mill Creek No. 083052000000000 | 17.0 E JCT SR9 | 1969 | Channel Beam | 41 ft | 635 | Fair |
| South Skagit HWY over Cumberland Creek No. 083167000000000 | 11.5 E JCT SR 9 | 1961 | Stringer/Multi-beam or Girder | 50 ft | 635 | Fair |
| F&s Grade Road over Samish River No. 080096000000000 | 0.14 S JCT Prairie RD | 1974 | Stringer/Multi-beam or Girder | 102 ft | 630 | Poor |
| Cedardale RD over Carpenter Creek No. 083985000000000 | 0.75 S JCT SR 534 | 1934 | Stringer/Multi-beam or Girder | 84 ft | 613 | Fair |
| South Skagit HWY over Davis Slough No. 088739000000000 | 13.9 E JCT SR-9 | 2014 | Stringer/Multi-beam or Girder | 63 ft | 610 | Good |
| Cascade River RD over Skagit River No. 082288000000000 | 0.03 E JCT SR 20 | 1930 | Truss - Thru | 662 ft | 608 | Fair |
| Lake Cavanavgh RD over Lake Creek No. 086415000000000 | 1.1 SE JCT SR 9 | 1998 | Culvert | 22 ft | 604 | Good |
| Bay View-Edison RD over Joe Leary Slough No. 082409000000000 | 5.8 N JCT SR-20 | 1955 | Tee Beam | 100 ft | 588 | Good |
| Lake Cavanaugh RD over Bear Creek No. 082263000000000 | 8.0 E JCT SR 9 | 1967 | Stringer/Multi-beam or Girder | 52 ft | 578 | Fair |
| Lk Cavanaugh Road over Pilchuck Creek No. 082269000000000 | 8.7 E JCT SR 9 | 1970 | Stringer/Multi-beam or Girder | 56 ft | 578 | Fair |
| Lyman Hamilton HWY over Childs Creek No. 082415000000000 | 0.8 E JCT SR 20 | 1948 | Tee Beam | 32 ft | 525 | Fair |
| I Avenue over Guemes Channel No. 081511000000000 | 0.41 N JCT SR 20 | 1925 | Movable - Lift | 205 ft | 500 | Fair |
| Guemes Island Road over Guemes Channel No. 081521000000000 | Guemes Island | 1981 | Movable - Lift | 165 ft | 500 | Fair |
| Landmark Drive over Unnamed Creek No. 087596000000000 | East of JCT S Waugh RD | 1994 | Slab | 52 ft | 500 | Good |
| Lake Samish RD over Bear Creek No. 079716000000000 | 2.0 NW JCT I-5 | 1959 | Tee Beam | 50 ft | 491 | Fair |
| Nookachamp Hills over Otter Pond Creek No. 088374000000000 | 0.75 E JCT SR 9 | 2008 | Culvert | 31 ft | 470 | Good |
| Eleanor Lane over Maddox Creek No. 087594000000000 | 0.1 E JCT Old Highway 99 | 2006 | Culvert | 30 ft | 460 | Good |
| Milltown RD over Big Ditch No. 084157000000000 | 0.02 E JCT SR 530 | 1957 | Tee Beam | 50 ft | 413 | Fair |
| Knapp Road over Nookachamps Creek No. 083068000000000 | 0.1 E JCT SR 9 | 1977 | Stringer/Multi-beam or Girder | 73 ft | 405 | Fair |
| Beaver Pond DR N over Unnamed Creek No. 087597000000000 | 0.2 N JCT Eaglemont DR | 2001 | Slab | 42 ft | 400 | Good |
| Cape Horn Road over Grandy Creek No. 081920000000000 | 2.25 W JCT SR 20 | 1967 | Stringer/Multi-beam or Girder | 51 ft | 391 | Fair |
| Burmaster Road over Coal Creek No. 082049000000000 | 1.2 E JCT Minkler | 1958 | Tee Beam | 26 ft | 353 | Good |
| Rockport Cascade over Jordan Creek No. 082344000000000 | 0.71 SW JCT N Cascade Hw | 1969 | Stringer/Multi-beam or Girder | 56 ft | 304 | Good |
| Beaver Pond DR N over Unnamed Creek No. 087592000000000 | At JCT Parkveiw LN | 2002 | Slab | 54 ft | 300 | Good |
| Rockport Cascade over Cascade River No. 082136000000000 | 0.04 S JCT Cascade RD | 1967 | Stringer/Multi-beam or Girder | 180 ft | 294 | Fair |
| Rockport Cascade over Illabot Creek (east) No. 084672000000000 | 4.2 E JCT SR 530 | 1970 | Stringer/Multi-beam or Girder | 93 ft | 262 | Fair |
| Rockport Cascade over Illabot Creek (middle) No. 089017000000000 | 4.2 E JCT SR 530 | 2018 | Stringer/Multi-beam or Girder | 105 ft | 262 | Good |
| Rockport Cascade R over Illabot Creek (west) No. 089018000000000 | 4.2 E JCT SR 530 | 2018 | Stringer/Multi-beam or Girder | 105 ft | 262 | Good |
| Lyman Hamilton HWY over Mannser Creek No. 082092000000000 | 0.17 W JCT Hamil Cem RD | 1954 | Slab | 52 ft | 260 | Fair |
| Lyman Hamilton HWY over Red Cabin Creek No. 081911000000000 | 0.18 E JCT Healy RD | 1954 | Slab | 23 ft | 253 | Fair |
| Lyman Hamilton HWY over Jones Creek No. 082241000000000 | 0.28 E JCT Pipeline Road | 1955 | Slab | 52 ft | 253 | Good |
| Friday Creek Road over Friday Creek No. 082693000000000 | 2.16 N JCT Old 99 N | 1964 | Tee Beam | 61 ft | 237 | Fair |
| Friday Creek Road over Friday Creek No. 082691000000000 | 2.24 N JCT Old 99 N | 1977 | Stringer/Multi-beam or Girder | 59 ft | 234 | Fair |
| Cape Horn Road over Alder Creek No. 082345000000000 | 0.75 E JCT SR 20 | 1972 | Channel Beam | 41 ft | 227 | Fair |
| Thomas Road over Samish River No. 081890000000000 | 0.3 N JCT Allen West RD | 1973 | Stringer/Multi-beam or Girder | 91 ft | 216 | Fair |
| Beaver Pond DR S over Gc Creek No. 087591000000000 | 0.5 N JCT Eaglemont DR | 2004 | Slab | 30 ft | 200 | Good |
Structure types in Skagit County
| Stringer/Multi-beam or Girder | 106 | 41.4% |
| Slab | 59 | 23.0% |
| Tee Beam | 34 | 13.3% |
| Culvert | 15 | 5.9% |
| Truss - Thru | 8 | 3.1% |
| Frame | 8 | 3.1% |
| Channel Beam | 6 | 2.3% |
| Box Beam or Girders - Multiple | 6 | 2.3% |
| Movable - Lift | 4 | 1.6% |
| Arch - Deck | 3 | 1.2% |
| Arch - Thru | 2 | 0.8% |
| Girder and Floorbeam System | 2 | 0.8% |
| Movable - Swing | 1 | 0.4% |
| Truss - Deck | 1 | 0.4% |
| Box Beam or Girders - Single or Spread | 1 | 0.4% |
Other counties in Washington
- Adams County 187
- Asotin County 28
- Benton County 167
- Chelan County 148
- Clallam County 153
- Clark County 219
- Columbia County 86
- County 000 1
- Cowlitz County 161
- Douglas County 40
- Ferry County 55
- Franklin County 133
- Garfield County 54
- Grant County 304
- Grays Harbor County 371
- Island County 7
- Jefferson County 97
- King County 1,252
- Kitsap County 120
- Kittitas County 313
- Klickitat County 91
- Lewis County 420
- Lincoln County 180
- Mason County 136
- Okanogan County 161
- Pacific County 120
- Pend Oreille County 71
- Pierce County 480
- San Juan County 13
- Skamania County 120
- Snohomish County 500
- Spokane County 309
- Stevens County 75
- Thurston County 199
- Wahkiakum County 37
- Walla Walla County 195
- Whatcom County 355
- Whitman County 349
- Yakima County 557