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Every bridge in Snohomish County, Washington

Name: Every bridge in Snohomish County, Washington
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

500 inventoried bridges, busiest first

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Snohomish County, Washington, has 500 bridges in the 2025 National Bridge Inventory: 248 rated good, 232 fair, and 20 poor (as of August 20, 2026).
This index lists every one of them, busiest first; each links to its own condition record.

Bridge	Built	Vehicles/day	Condition
I-5 over 212TH St SW	1963	98,485	Fair
I-5 over 212TH St SW	1963	98,485	Fair
I-5 over 52ND Ave W	1963	98,485	Good
I-5 over 52ND Ave W	1963	98,485	Fair
I-5 SB over NB & SB Hov Ramps	2007	94,939	Good
I-5 over Lowell Road	1950	94,939	Good
I-5 over Lowell Road	1967	94,939	Good
I-5 NB over Railroad	1967	90,360	Fair
I-5 SB over Railroad	1967	90,360	Fair
I-5 over Smith Ave	1967	90,360	Fair
I-5 over Smith Ave	1967	90,360	Good
I-5 over SR 529 - Pacific Ave	1966	85,636	Fair
I-5 over SR 529 / Pacific Ave	1966	85,636	Fair
I-5 over SR 524 SPUR/44TH Ave W	1963	84,075	Fair
I-5 over SR 524 SPUR/44TH Ave W	1963	84,075	Fair
I-5 over Abandoned RR	1967	78,048	Good
I-5 over Abandoned RR	1967	78,048	Fair
I-5 over I-405 & Ramps	1964	77,502	Good
I-5 over S 405 & N 525 Ramps	1980	69,203	Fair
I-5 over Quilceda Creek	1953	68,535	Good
I-5 over Quilceda Creek	1971	68,535	Fair
I-5 over Ebey Sl / SR 529 / RR	1954	64,989	Fair
I-5 over SR 529 NB Ramp	1968	64,989	Fair
I-5 over SR 529 NB Ramp	1968	64,989	Fair
I-5 over SR529 RR Ebey Sl 60TH Pl	1969	64,989	Fair
I-5 over Snohomish R Gn Ry	1968	64,989	Fair
I-5 over Snohomish River RR	1968	64,989	Fair
I-5 over Steamboat Slough	1968	64,989	Fair
I-5 over Steamboat Slough	1968	64,989	Fair
I-5 over Union Slough	1968	64,989	Fair
I-5 over Union Slough	1968	64,989	Fair
I-5 over SR 528 4TH St	1952	62,168	Fair
I-5 over SR 528 4TH St	1971	62,168	Good
I-5 over SR 529 Spur/everett Ave	1966	62,161	Good
I-5 over SR 529 Spur/everett Ave	1966	62,161	Good
I-5 over US 2 Eb/hewitt Ave	1966	62,161	Good
I-5 over US 2 Eb/hewitt Ave	1966	62,161	Good
I-5 over W-s W-w S-e Ramps	1967	62,161	Fair
I-5 over W-s W-w S-e Ramps	1967	62,161	Good
I-405 over Damson Rd	1968	61,143	Good
I-405 over Damson Rd	1968	61,143	Fair
I-405 over SR 524 (filbert Rd)	1968	61,143	Fair
I-405 over SR 524 (filbert Rd)	1968	61,143	Good
SR 525 over SR 99	2001	58,122	Good
I-5 over BNSF RR	1970	57,277	Good
I-5 over BNSF RR	1970	57,277	Good
Evergreen Way over SR 526	1969	56,198	Good
SR 527 over I-405	1968	53,140	Fair
I-5 over Portage Creek	1957	47,995	Fair
I-5 over Portage Creek	1970	47,995	Good
SR 96 over North Creek	2023	47,281	Good
I-405 over 228TH St	1968	46,512	Good
I-405 over 228TH St	1968	46,512	Fair
I-405 over 9TH Ave SE	1968	46,512	Good
I-405 over 9TH Ave SE	1968	46,512	Good
I-5 over Stillaguamish R	1971	45,626	Fair
I-5 over Stillaguamish River	1933	45,626	Fair
164TH St SW over I-5	1963	44,483	Fair
SR 96(128TH St SW) over I-5	1987	43,898	Fair
SR 527 over North Creek	1988	42,001	Good
I-5 over Pilchuck Creek	1954	41,822	Good
I-5 over Pilchuck Creek	1973	41,822	Good
US 2 over Ebey Island	1968	40,591	Fair
US 2 over Ebey Island	1999	40,591	Good
US 2 over Ebey Island	2001	40,591	Good
US 2 over Snohomish R Highland Ave	2001	40,591	Fair
US 2 over Snohomish River	1968	40,591	Fair
US 2 over Ebey Slough	1993	39,593	Fair
US 2 over Ebey Slough and SR 204	1968	39,593	Fair
SR 527 over I-5	1987	39,282	Fair
SR 526 over E Casino Rd	1969	37,224	Fair
164th Street SE over North Creek	1967	36,800	Fair
SR 524 over I-5	1964	35,106	Fair
SR 526 over Hardeson Road	1969	34,774	Fair
I-5 over 44TH Ave NW	1957	33,933	Fair
I-5 over 44TH Ave NW	1971	33,933	Fair
41ST St NE over I-5	2006	33,594	Good
41ST St over Broadway	1967	33,594	Fair
I-5 over SR 532 / 268TH St NE	1971	33,442	Fair
I-5 over SR 532/268TH St NE	1957	33,442	Fair
SR 525 over Alderwood Mall Pkwy	1983	33,261	Good
SR 525 over Maple Rd & Ash Way	1983	33,261	Fair
SR 525 over Maple Rd & Ash Way	1983	33,261	Fair
I-5 over 300TH St Nw/freeborn Rd	1957	33,190	Fair
I-5 over 300TH St Nw/freeborn Rd	1971	33,190	Fair
SR 531 over I-5	2005	32,637	Fair
SR 522 over Fales Rd	2006	32,507	Good
SR 99 over SR 104	1975	31,082	Good
164TH St SW over SR 525	1980	30,703	Fair
164TH St SW over Swamp Creek	1960	29,286	Fair
SR 9 over 2ND St	1963	29,011	Fair
SR 9 over Snohomish R Overflow	1960	29,011	Fair
SR 9 over Snohomish River	1959	29,011	Fair
SR 9 over SR 522	1997	28,001	Good
88TH Street NE over Quilceda CR	1996	27,672	Good
88TH St NE over I-5	1996	26,682	Fair
US 2 over 87TH Ave SE	1982	26,681	Good
US 2 over Farm Rd & Drain Ditch	1948	25,899	Good
US 2 over French Creek	1948	25,899	Fair
SR 9 over US 2	1979	25,874	Good
US 2 over Ebey Slough Drainage	1993	25,648	Good
I-405 over I-5	1982	25,479	Fair
220TH St SW over I-5	1963	25,227	Fair
US 2 Ramp over Hewitt Avenue	2006	25,126	Good
US 2 over S-e Ramp	1967	25,126	Good
Broadway Ave over I-5 to SR 526 Ramp	1970	25,028	Good
US 2 over Pilchuck R Machias Rd	1983	23,214	Good
US 2 over Sultan River	1940	23,022	Fair
SR 9 over 72ND Street SE	1963	22,270	Good
SB I-5 Ramp over Detention Vault	2012	22,206	Fair
SR 528 over Allen Creek	1988	21,729	Good
US 2 over Woods Creek	1950	21,661	Fair
N-e Ramp over Hewitt Ave	1966	21,432	Good
SR 532 over Davis Slough	2015	21,240	Good
SR 532 over Stillaguamish R / RR	2010	21,240	Good
SR 9 over Everett Water Main	2009	21,133	Good
Airport Rd over Airforce Rd	1967	21,004	Fair
Broadway over BNSF Railway	2016	20,800	Good
US 2 over Sultan Mill Pond	1952	20,338	Fair
20TH Avenue West over Rd to Boeing Parking Lot	1969	19,626	Fair
SR 99 over I-5	1963	19,534	Fair
SR 532 over Florence Rd BNSF RR	1960	19,200	Fair
Alderwood Mall Blv over City Maint Storage	2001	19,198	Good
Alderwood Mall Blv over SR 524/196TH St SW	1999	19,198	Poor
SR 524 over Swamp Creek	1935	18,981	Fair
SR 524 over North Creek Trib	2007	18,409	Good
SR 532 over Church Creek	2017	18,245	Good
I-405 over I-5	1981	17,871	Good
Broadway over SR 526 E-s Ramp	1970	17,375	Good
Mill Creek Road over Penny Creek	2007	17,100	Good
N-w Ramp P1 18853 over I-5 SR 527 Broadway Av	1970	16,700	Fair
Marine Drive over Quilceda Creek	1988	16,620	Fair
US 2 Ramp over US 2 WB SR 204 Ramps	1993	16,600	Good
SR 529 over Steamboat Slough	1927	16,592	Poor
SR 529 over Steamboat Slough	1954	16,592	Fair
SR 529 over Ebey Slough	2012	16,475	Good
SR 529 over Union Sl	1927	16,439	Poor
SR 529 over Union Sl	1954	16,439	Poor
Marine Drive over Sturgeon Creek	1988	16,436	Fair
State Avenue over Quilceda Creek	2022	16,432	Good
Airport Way over Snohomish R.	1983	16,383	Good
Cathcart Way over Thomas Creek	2000	16,353	Fair
SR 529 over SR 529/E Marine View Dr	1955	16,286	Good
SR 529 over SR 529/E Marine View Dr	1955	16,286	Good
SR 529 over Snohomish River	1927	16,286	Poor
SR 529 over Snohomish River	1954	16,286	Poor
SR 9 over Pedestrain Trail	1957	16,274	Fair
Alderwood M Blvd over SR 524 E-s I-5 S-e	1999	15,848	Good
SR 522 over Elliott Rd	1963	15,631	Good
SR 522 over Elliott Road	2013	15,631	Good
SR 522 over Snohomish R & Tester Rd	1963	15,631	Fair
SR 522 over Snohomish R & Tester Rd	2013	15,631	Good
SR 522 over W Main St (164TH St SE)	2012	15,631	Good
SR 522 over W Main Street	1970	15,631	Fair
SR 522 over Wildlife Crossing	2012	15,631	Good
US 2 over Ebey Slough Drainage	1993	15,507	Fair
SR 530 over I-5	1965	15,442	Good
SR 203 over Haskell Slough	1957	15,411	Fair
SR 526 E-n Ramp over I-5 Broadway Ave	1995	15,235	Good
SR 203 over Skykomish River	1957	15,153	Poor
SR 526 over Airport Rd	1969	15,077	Fair
S-e Ramp over SR 526 Mainline	1969	14,665	Fair
SR 204 over Ebey Slough	1967	14,511	Good
112TH St SE over I-5 NB	2007	14,504	Good
228TH St SW over North Creek	1999	14,319	Good
SR 522 over US 2 & Bn RR	1971	14,192	Good
SR 529 over Bnrr	1991	13,991	Good
I-405 NB to I-5 SB over Ramps and Swamp Creek	1981	13,933	Fair
US 2 over Wallace River	1940	13,831	Fair
92 Nd St SE over Overflow Channel	1948	13,497	Fair
92 Nd St SE over Pilchuck R.	1948	13,468	Fair
88th St SE over Pilchuck R. Overflow	1986	13,397	Good
SR 530 over S Fk Stillaguamish R	1997	13,355	Good
SB I-5 Ramp over Detention Vault	2012	13,241	Good
SR 525 over Possession Sound	2020	13,078	Good
SR 92 over Centennial Trail	1996	12,768	Fair
SR 92 over Little Pilchuck Creek	2018	12,768	Good
SR 9 over RR & City Streets	1961	12,531	Good
SR 203 over Drainage Overflow	1954	12,132	Poor
SR 203 over Overflow Sl	1954	12,132	Fair
112TH St SE over I-5 SB	2007	12,000	Good
180th St. SE over Thompson Creek	2021	11,759	Good
Locust Way over Swamp Creek	2016	11,359	Good
SR 525 over Gn Ry	1941	11,076	Fair
Stimson Rd over I-5	1970	11,032	Good
Bickford Ave over SR 9	1963	10,998	Fair
I-5 SB to SR 99 SB over SR 526 EB to I-5 SB	1963	10,974	Good
SR 104 over 3RD Ave	1971	10,973	Good
SR 522 over 179TH SE & 154TH SE	1970	10,785	Good
SR 522 over 179TH SE & 154TH SE	2013	10,785	Good
84TH St NE over Little Pilchuck Creek	2006	10,540	Good
Old Owen Rd over Woods Creek	2004	10,268	Good
Larch Way over Swamp Creek	1963	10,030	Fair
116TH St NE over I-5	2016	9,808	Good
N-n Ramp over I-5	2006	9,786	Good
US 2 over Skykomish R	1932	9,748	Fair
SR 9 over Stillaguamish R Haller	1999	9,490	Good
236TH St SW over I-5	1963	9,426	Good
US 2 WB over S-e Ramp	1967	9,383	Fair
US 2 over SR 204	1967	9,063	Good
Marsh Rd over Marshland Floodway	1994	9,049	Good
US 2 Ramp over US 2 WB SR 204	1993	9,048	Good
Gibson Rd. over Swamp Creek	1995	9,000	Good
5TH Ave over SR 104 WB	1971	8,999	Good
88TH St SE over US 2	1983	8,656	Good
Locust Way over Swamp Creek	1960	8,654	Poor
US 2 over W-n Ramp Everett Ave	1966	8,514	Fair
148TH St SW over SR 525	1980	8,494	Good
Maple Road over I-5	1962	8,340	Fair
Pacific Avenue over BNSF RR Smith Street	2002	8,241	Fair
O.k. Mill Rd over Dubuque Creek	2005	8,197	Good
O.k. Mill Rd over Pilchuck River	2005	8,197	Good
SR 530 over Trafton Creek	2020	8,120	Good
SR 9 over Harvey Ck Rd / Harvey Ck	2008	8,041	Good
Ash Way over Swamp Creek	2009	7,698	Good
51ST Avenue NE over Quilceda Creek	2008	7,619	Good
228TH St SE over Bear Creek	1989	7,573	Fair
Hewitt Avenue over Burlington Northern RR	1989	7,565	Fair
SR 522 E-e Ramp over BNSF RR	2011	7,378	Good
US 2 over Proctor Creek	1933	6,993	Fair
US 2 over Anderson Creek	1933	6,701	Fair
US 2 over No Name Creek	1933	6,701	Poor
S-s Ramp over S-e Ramp	1995	6,627	Good
Marine Drive over Stillaguamish River	1959	6,596	Fair
124TH Ave NE over Lake Stevens Outflow	1993	6,560	Good
US 2 over S Fk Skykomish River	1933	6,408	Poor
Marine Drive over Jorgenson Slough	1967	6,375	Fair
SR 529 Spur over I-5 S-e Ramp	1967	6,374	Good
Mountain Loop Hwy over S.f. Stillaguamish River	1934	6,285	Fair
236th St NE over Unnamed Stream	2022	6,201	Good
US 2 over Barclay Creek	2003	6,180	Good
US 2 over Bnrr	1936	6,180	Poor
US 2 over Eagle Falls Crk	1986	6,180	Good
US 2 over Stream	1986	6,180	Good
Marine Drive over Hatt Slough	1985	6,132	Fair
Muliklteo Blvd over Merrill & Ring Creek	1931	6,123	Poor
N-w Ramp(bickford) over US 2	2013	6,087	Good
Vernon Road over Wetland @ N Lake Stevens	2001	6,050	Fair
156TH St NE over Interstate 5	2012	6,000	Good
SR 530 over Schoolyard Creek	2019	5,929	Good
Smokey Point Blvd over South Slough	1918	5,889	Fair
SR 104 over Puget Sound @ Edmonds	1953	5,870	Fair
SR 104 over Puget Sound @ Edmonds	1995	5,870	Fair
SR 529 over Bnrr	1993	5,807	Fair
SR 529 over Bnrr	1993	5,807	Good
South Machias Rd over Little Pilchuck Creek	2005	5,776	Good
North Machias Rd over Little Pilchuck Creek	1977	5,774	Fair
Broadway Ave. NB over I-5 Ramps	1950	5,763	Fair
Lowell-larimer Rd over Cattle Pass	1972	5,643	Poor
Smokey Point Blvd over Portage Creek	1922	5,619	Fair
Lowell-snoh Riv Rd over Marshland Flood Canal	1963	5,544	Fair
108TH St. NE over Centennial Trail	1998	5,481	Fair
SR 530 over N Fk Stillaguamish R	1966	5,455	Fair
20TH Street NE over Lake Stevens Outflow	1993	5,300	Fair
236TH St NE over I-5	1975	5,286	Fair
240TH St SE over North Creek	2012	5,259	Good
Ramp over SB I-5	2004	5,180	Good
Three Lakes Rd over Pilchuck River	1992	5,179	Good
5TH St over Boeing RR Access	1969	5,000	Fair
Stanwood-bryant Rd over Pilchuck Creek	1996	4,922	Good
Mukilteo Blvd over Edgewater Creek	1946	4,883	Poor
Dubuque Rd over Pilchuck River	1991	4,682	Fair
Three Lakes Rd over US 2	1983	4,660	Good
Lockwood Rd over Swamp Creek	1968	4,651	Fair
233RD Pl S.E. over Bear Creek	1973	4,650	Fair
SR 530 over Deer Creek	1972	4,618	Good
Jordan Rd over S.f. Stillaguamish River	1966	4,605	Fair
Pioneer Hwy over Cedar Home Rd	2002	4,500	Fair
Snohomish Mnro Rd over Pilchuck River	1999	4,458	Good
Crown Ridge Blvd. over Portage Creek	1999	4,432	Good
84 Th Ave W over Chase Lake	1968	4,386	Fair
Snohomish-monro Rd over French Creek	2000	4,328	Good
SR 530 over N Fk Stillaguamish River	1949	4,211	Good
Elliott Rd over Cattle Pass	1970	4,155	Fair
Lundeen Park Way over Trib Weiser CR	2005	4,115	Fair
Pioneer Highway over Thomsen Slough	1919	4,051	Fair
I-5 Ramp over Nbcd	1995	3,974	Good
Smith Avenue over Pacific Avenue	2002	3,748	Good
So Lk Stevens Rd over So End Lake Stevens	1995	3,700	Good
Pioneer Highway over Stillaguamish River	1998	3,693	Good
Florence Acres Rd over Woods Creek	1990	3,643	Good
SR 530 over Boulder Creek	1962	3,586	Good
SR 530 over French Creek	1982	3,586	Good
SR 530 over Montague Creek	1968	3,586	Fair
179TH Av SE over Pedestrian Tunnel	1985	3,540	Good
Mountain Loop Hwy over Benson Creek	1995	3,520	Good
Locust Way over Swamp Creek	1993	3,514	Fair
Larson Rd over So Slough Stillaguamish	1963	3,455	Fair
Smith St I-5 Intr over Abandoned Railroad Grade	1974	3,437	Fair
SR 530 over Ashton Creek	1970	3,372	Good
SR 530 over Firland Creek	1970	3,372	Good
SR 530 over Squire Creek	1972	3,349	Fair
Robe-menzel Road over Pond Overflow	1997	3,231	Fair
High Bridge Rd over Trib. Snoqualmie River	1983	3,221	Fair
Mountain Loop Hwy over Turlo Creek	1995	3,212	Fair
20TH St NE over Catherine Creek	1997	3,192	Good
SR 96 over Farm Storage	1970	3,097	Fair
Mukilteo Blvd over Glenwood Creek	1979	3,083	Fair
75TH St SE over I-5	1966	3,051	Good
Carter Rd. over Swamp Creek	2013	3,021	Good
228TH St SW over I-5 Ramps	1963	2,919	Good
Robe-menzel Road over Coon Creek	1997	2,900	Good
Dubuque Rd over West Fork Woods Creek	1935	2,838	Fair
Mountain Loop Hwy. over Twentytwo Creek	1952	2,662	Fair
Alderwood Mall Pkw over I-5	1996	2,635	Good
Elliott Road over Elliott Creek	2013	2,476	Good
Pioneer Highway over Stilliguamish River	1979	2,426	Good
Crescent Lake Rd. over Snoqualmie River	1996	2,421	Fair
SR 9 over Pilchuck Creek	2014	2,411	Good
41st St. over BNSF RR & Maple St	2006	2,328	Fair
41st St. over Smith Avenue	2006	2,328	Good
311 Th Ave SE over Branch So Sl Skykomish R	1970	2,323	Fair
311 Th Ave SE over So Slough Skykomish Rive	1984	2,323	Good
311 Th Av SE over Skykomish Slough	2006	2,263	Good
Monte Villa Prkway over North Creek	1994	2,234	Good
Robe-menzel Rd over Pilchuck River	1978	2,124	Fair
23RD St over I-5 W-n Ramp	1967	2,123	Good
Home Acres Road over Ebey Slough	1976	2,096	Fair
Florence Acres Rd over Woods Creek	2007	2,087	Good
Woodway Park Road over Deer Crk-deer Prk Reserv	1929	1,950	Fair
Mountain Loop Hwy over Black Creek	1952	1,932	Fair
Mountain Loop Hwy. over Wisconsin Creek	1960	1,932	Fair
Mountain Loop Hwy. over S.f. Stillaguamish River	1954	1,756	Fair
Totem Beach Rd over Mission Creek	1989	1,753	Good
High Bridge Rd over Ricci Creek	1994	1,733	Good
Mountain Loop Hwy. over Boardman Creek	1952	1,666	Fair
Mountain Loop Hwy. over Schweitzer Creek	1952	1,666	Fair
Jordan Road over Jim Creek	2014	1,651	Good
Mountain Loop Hwy. over Deer Creek	1949	1,621	Fair
Jordan Rd over Jordan Creek	1981	1,618	Poor
200TH St NE over I-5	1970	1,601	Good
Yeager Rd over West Fork Woods Creek	1968	1,596	Fair
236 St NE over Pilchuck Creek	1968	1,593	Fair
Woods CR Rd over Woods Creek	1963	1,593	Fair
Woods CR Rd over Woods Creek	1966	1,578	Fair
Mountain Loop Hwy over Marten Creek	2011	1,574	Good
First St over May Creek	2007	1,560	Good
Reiter Road over Deer Creek	1978	1,555	Fair
Woods CR Rd over West Fork Woods Creek	1991	1,481	Good
Yeager Rd over West Fork Woods Creek	1968	1,436	Fair
Bollenbaugh Hillrd over West Fork Woods Creek	1967	1,378	Fair
212 Th St NE over Portage Creek	1990	1,330	Good
Mountain Loop Hwy. over Coal Creek	1949	1,324	Fair
311 Th Ave SE over Shinglebolt Slough	1962	1,321	Fair
Jw Mann Road over Skykomish River	1961	1,321	Fair
Oakes Avenue over Burlington Northern RR	1989	1,312	Fair
Riverfront BLVD over Bigelow Creek	2012	1,286	Good
16TH St NE over Catherine Creek	1998	1,285	Good
16TH St NE over Little Pilchuck Creek	2002	1,285	Good
Mountain Loop Hwy. over Perry Creek	1958	1,273	Fair
E-s Ramp over Deadwater Slough	2000	1,256	Good
12TH St NE over I-5	1967	1,250	Fair
Home Acres Road over Deadwater Slough	1994	1,201	Good
Mann Rd over Haystack Creek	1991	1,166	Good
Mann Rd over Haystack Creek	2021	1,166	Good
Mann Rd over Un-named Stream	2023	1,166	Good
58TH Ave S.E. over Bear Creek	1969	1,146	Fair
US 2 over Ebey Slough	1967	1,133	Fair
Menzel Lake Rd. over Pilchuck River	1956	1,076	Fair
Ley Rd over Wallace River	1970	1,061	Fair
Bear CR Rd over Bear Creek	1993	1,033	Good
187th Pl SE over Un-named wetland	2015	1,032	Good
I-5 Hov Lanes over SR 524 SPUR/44TH Ave W	2004	1,027	Good
Catherine Dr over Catherine Creek	1998	1,000	Fair
Riverside Road over Riverside Rd BNSF RR	1998	1,000	Good
Van Ry Blvd over Mcaleer Creek	1990	1,000	Fair
Swede Heaven Rd over N.f.stillaguamish River	1991	986	Good
Everett Avenue over BNSF RR	2003	967	Good
44TH St NE over Little Pilchuck Creek	1961	953	Poor
Ben Howard Road over Elwell Creek	1973	943	Good
144th Street SE over Penny Creek	1994	925	Good
Mountain Loop Hwy. over Buck Creek	1960	923	Fair
153rd Street SE over North Creek	2001	900	Good
Russell Rd over Pilchuck River	1996	869	Good
Access Road A over Wetland	2002	844	Good
5 Th St - Index over N.f. Skykomish River	1999	842	Good
24TH Dr SE over Wetland	2003	837	Good
74th AVE NE over Prairie Creek	2013	836	Good
Creswell Rd over W. Fork Woods Cr.	1964	828	Fair
Mountain Loop Hwy. over S.f. Stillaguamish River	1954	824	Fair
Mountain Loop Hwy over Backman Creek	1979	812	Fair
Sauk Prairie Rd over Sauk River	2008	801	Good
Swede Heaven Rd over Black Creek	2002	746	Good
Mountain Loop Hwy over Clear Creek	1960	724	Good
Sauk Prairie Rd over Mouse Creek	2006	712	Fair
Sauk Prairie Rd over Trib. Mouse Creek	2004	712	Good
Tualco Rd. over Riley Slough-skykomish R	2020	702	Good
Mountain Loop Hwy over Sauk River	1983	650	Good
Swede Heaven Rd over Segelson Creek	1981	629	Good
214TH St SE over North Creek	1999	612	Fair
Old Pipeline Rd over Woods Creek	1960	588	Fair
196TH St S.E. over North Creek	1969	579	Fair
Sauk Prairie Rd over Dan Creek	1971	574	Fair
143RD Pl NE over Trib Quilceda Creek	1997	540	Good
Ash Way Access over I-5 SB	2005	533	Fair
Swede Heaven Rd over Trib.n.f.stillaguamish R	1985	529	Fair
Norman Rd over Stillaguamish River	1963	516	Fair
138TH Pl NE over Trib Quilceda Creek	1994	446	Good
Old 99 over Pilchuck Creek	1933	428	Poor
86TH St SE over Pilchuck River	1924	421	Fair
Hillis Rd over Grant Creek	1978	402	Fair
US 2 over Ebey Slough	1967	402	Fair
Mountain Loop Hwy over Dutch Creek	2003	383	Fair
Lombard Avenue over Burlington Northern RR	1989	371	Fair
66th ST NE over Little Pilchuck Creek	2006	368	Good
Oso Loop Rd over N.f. Stillaguamish River	1990	357	Good
Sultan Basin Rd over Olney Creek	1990	334	Good
Road over Bridal Veil Creek	1990	308	Good
Whiteman Rd over Wallace River	1988	306	Good
May CR Rd over May Creek	2017	303	Good
363 Ave SE over Wallace River	1993	302	Good
Jim Creek Rd over Jim Creek	2022	228	Good
208th ST NE over Vos Creek	2008	224	Good
419th Ave SE over May Creek	2009	215	Good
20TH St SE over Ebey Slough	1995	200	Good
55th Ave NE over Kackman Creek	2021	200	Good
Buck Island Road over Woods Creek	1991	200	Good
Tualco Loop Rd over Riley Slough	1970	200	Poor
Index-galena Rd over Trib Nf Skykomish River	2023	190	Good
Index-galena Rd over Lewis Creek	1968	186	Good
Index-galena Rd over Lewis Creek	2003	186	Fair
Index-galena Rd over Lewis Creek	2005	186	Good
98TH Ave NW over Irvine Slough	1991	175	Good
365 Th Dr NE over Trib.n.f.stillaguamish	1992	167	Fair
English Grade Rd over Trib.tom Moore Sl./skagi	1987	163	Fair
137TH St SE over Stream	2023	150	Good
Whitman Rd over N.f. Stillaguamish River	1980	149	Fair
194TH St SE over Wetland	2003	144	Good
23RD Dr SE over Wetland	2003	144	Good
Rd. No. 20 over Bedal Creek	1978	140	Fair
Rd. No. 20 over Elliott Creek	1978	140	Good
Rd. No. 20 over N Fork Sauk River	1961	140	Good
Rd. No. 20 over S Fork Sauk River	1978	140	Fair
Oso Loop Rd over Fry Creek	2003	135	Good
Index-galena Rd over Bitter Creek	1967	132	Good
Index-galena Rd over S. BITTER CR (dry)	1967	132	Fair
Index-galena Rd over Trout Creek	1966	128	Fair
Road over N.fork Skykomish River	1959	123	Fair
Road over Beckler River	1988	114	Good
N. Brooks CR Rd over Brooks Creek	1984	104	Good
126th St SE over Unnamed Wetland	2020	100	Good
167th Ave SE over Unnamed Wetland	2019	100	Good
204TH Dr SE over Stream	2023	100	Good
35TH Ave SE over Penny Creek	2019	100	Good
Hidden Valley Rd over Purdy Creek	1980	100	Fair
Lake Chaplain Road over Woods Lake Creek	2017	100	Good
Sultan Basin Rd over Branch Olney Creek	1991	100	Good
Index-galena Rd over Troublesome Creek	1973	86	Fair
Rd. No. 24 over No Name Creek	1988	85	Good
Middle Shore Rd over Roesiger Creek	1985	81	Fair
Rd. No. 26 over Buck Creek	1960	79	Fair
Rd. No. 26 over Downey Creek	1962	79	Fair
Rd. No. 26 over Sulphur Creek	1964	79	Fair
Sultan Basin Rd over Olney Creek	1991	77	Good
64Th St. N.E. over Pilchuck River	2016	73	Good
Hevly Rd over Kochs Slough Floodway	1981	71	Fair
Hevly Rd over Stillaguamish Slough	2005	71	Fair
Van Ess Farm Rd over Woods Creek	1989	66	Fair
Old SR9 over Pilchuck CR	1916	63	Fair
Grant Creek Rd over Grant Creek	1984	59	Good
Index-garland Rd over N.f. Skykomish River	1970	54	Fair
No Data Entered over Black Creek	2010	50	Fair
No Data Entered over Conn Creek	2010	50	Fair
Olson RD/36 Ave NW over Norman Slough	1979	50	Fair
Rd. No. 22 over White Chuck River	2008	50	Good
Rd. No. 23 over Stujack Creek	2011	50	Good
342nd DR NE over S.F. Stillaguamish River	2009	44	Good
Road over Beckler River	1953	44	Fair
Road over Boulder Creek	1993	44	Good
Road over East San Juan Creek	1993	44	Good
Road over Fourth of July Creek	2004	44	Good
Road over Rapid River	1954	44	Fair
211TH Ave SE over West Fork Woods Creek	1985	42	Fair
Scherrer Rd over Cattle Pass	1985	42	Fair
Nicks Rd over Jim Creek	1987	37	Fair
Rd. No. 49 over Lost Creek	1959	37	Poor
Rd. No. 4030 over Mallardy Creek	1978	34	Good
Index-Galena Road over Howard Creek	2017	31	Good
Reeces Hideout Rd over S.f. Sauk River	1977	31	Fair
Sanders Rd over Carpenter Creek	1984	31	Fair
12TH St NE over Little Pilchuck Creek	1985	27	Fair
Rd. No. 25 over Straight Creek	1963	24	Fair
Rd No. 49 over N Fork Sauk River	1960	23	Good
Rd. No. 4032 over Mallardy Creek	1961	23	Fair
Whites Rd over Jim Creek	1981	22	Good
Blue Mountain Road over Jim Creek	1949	20	Fair
Whitton Av. over S.f.stillaguamish River	1989	18	Fair
120TH Ave. SE over Trib. Pilchuck River	1964	15	Fair
25TH Ave West over Powder Mill Gulch	1993	15	Fair
Road over N Fk Skykomish River	1963	10	Fair
Rd. No. 2060 over Clear Creek	1967	9	Fair
Road over Meadow Creek	1969	8	Fair
Road over Proctor Creek	1981	8	Fair
Road over Rapid River	1966	8	Good
Road over Rapid River	1966	8	Fair
Road over Rapid River	1967	8	Fair
Road over N Fk Rapid River	1969	6	Good
Road # 6305 over Lewis Creek	1991	3	Good
Road over Evergreen Creek	1994	2	Good
Home Acres Rd over Ebey Island Viaduct	1968	1	Good

Source: FHWA National Bridge Inventory, 2025.

Snohomish County bridge conditions · Washington bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.