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Every bridge in Okanogan County, Washington

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

161 inventoried bridges, busiest first

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

Okanogan County, Washington, has 161 bridges in the 2025 National Bridge Inventory: 75 rated good, 74 fair, and 12 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
US 97 over Okanogan River	1964	8,828	Fair
US 97 over SR 155	1964	8,828	Poor
US 97 over Gn Rr-county Road	1964	7,453	Good
SR 155 Spur over Okanogan River	1923	5,987	Fair
US 97 over Bonaparte CR	1957	5,771	Good
US 97 over Watson Draw	1965	5,644	Poor
US 97 over Methow River	1966	5,564	Fair
SR 215 over Salmon CR	1950	5,294	Fair
SR 20 over H W Channel Methow R	1945	4,775	Good
SR 20 over H W Channel Methow R	1946	4,775	Good
US 97 over Okanogan R & RR	1957	4,734	Fair
SR 20 over Methow River	1929	4,683	Poor
SR 20 over Methow River	2002	4,549	Good
US 97 over Okanogan River	1950	4,504	Fair
SR 20 over Twisp R	2000	4,361	Good
US 97 over Siwash Creek	1948	4,282	Good
Oak Street over Okanogan River	2003	4,100	Good
SR 20 over Chewuch River	1961	3,696	Poor
US 97 over Dan Creek	1900	3,479	Good
US 97 over Okanogan River	1951	3,349	Fair
Fas Route P240 over Okanogan River	1999	3,056	Fair
SR 20 over Okanogan River	1959	2,479	Fair
SR 20 over Railroad	1959	2,479	Fair
SR 155 over Omak CR	1967	2,399	Fair
SR 153 over Beaver Creek	2001	2,313	Good
SR 153 over Black Canyon Creek	1949	1,847	Fair
SR 153 over Methow River	1933	1,847	Fair
SR 153 over Methow River	1939	1,847	Poor
SR 153 over Methow River	1939	1,847	Poor
SR 153 over Methow River	1939	1,847	Poor
SR 153 over Methow River	1939	1,847	Poor
SR 153 over Methow River	1950	1,847	Fair
SR 20 over Bonaparte CR	2000	1,755	Good
SR 20 over Bonaparte Creek	1933	1,755	Fair
SR 153 over Methow River	1935	1,578	Fair
SR 153 over Methow River	1939	1,578	Fair
SR 153 over Methow River	1939	1,578	Fair
Fas Route Z240 over Okanogan River	1971	1,527	Fair
SR 20 over Methow River	1984	1,478	Fair
County Road 9155 over Chiliwist Creek	1944	1,415	Fair
SR 20 over Beaver Creek	2006	1,388	Good
SR 20 over Bonaparte Creek	2001	1,358	Good
Ocr 3735 over Omak Creek	1968	1,339	Good
SR 20 over Early Winters Creek	1964	1,280	Poor
SR 20 over Early Winters Creek	1968	1,280	Good
SR 20 over Early Winters Creek	1968	1,280	Good
SR 20 over Little Boulder Creek	2005	1,280	Good
SR 20 over Cutthroat Creek	1968	1,081	Good
Lost River Rd over Methow River	1972	1,057	Fair
Fas Route U243 over Similkameen River	1950	985	Fair
Fas Route T242 over Okanogan River	1961	894	Fair
Fas Route F241 over Salmon Creek	1949	867	Fair
Monse Bridge Rd over Okanogan River	1967	781	Fair
SR 213 over Okanogan River	1962	773	Fair
Fas Route A240 over Twisp River	1949	770	Poor
Wolf Creek Rd over Wolf Creek	1963	702	Fair
Tunk Valley Rd over Okanogan River	1969	650	Fair
Columbia River Rd over Omak Creek	2006	553	Good
Kendell Street over Johnson Creek	1976	521	Good
Ocr 3358 over Omak Creek	1973	463	Good
Mill Street over Salmon Creek	2006	450	Fair
County Road 9221 over Salmon Creek	1949	427	Fair
Salmon Creek Rd over Salmon Creek	2022	427	Good
Lost River Rd over Gate Creek	1971	395	Fair
County Road 4719 over Nine Mile Creek	1980	352	Good
Fas Route L242 over Goat Creek	1971	338	Fair
Twisp River Road over Little Bridge Creek	2008	321	Good
Salmon Creek Rd over Salmon Creek	2020	274	Good
Greenacres Rd over Johnson Creek	2023	265	Good
Fifth Avenue over Salmon Creek	1970	260	Fair
First Avenue over Salmon Creek	1970	260	Fair
Lake Street over Salmon Creek	1973	260	Fair
Irr Bia Rte 1167 over Nespelem River	1957	250	Fair
Buffalo Lake Rd over Little Nespelem River	2014	244	Good
County Road 2361 over Salmon Creek	1976	199	Fair
Chewuck Road over Eightmile Creek	1949	196	Good
Chewuck Road over Falls Creek	1949	196	Good
Fas Route K241 over Chewuch River	1953	173	Fair
Salmon/boulder Rd over North Fork Boulder Creek	1949	158	Fair
Meadows/toats Rd over Toats Coulee Creek	1949	153	Good
Meadows/toats Rd over Toats Coulee Creek	1949	153	Good
Fas Route W240 over Similkameen River	1973	122	Good
Harts Pass Road over Robinson Creek	1955	112	Fair
Bonaparte Ave. over Bonaparte Creek	1972	100	Fair
Eightmile Road over Eightmile Creek	1949	97	Good
Lost River Rd over Lost River	1950	95	Poor
Fas Route V242 over Sinlahekin Creek	1966	93	Fair
Ocr 3683 over Mill Creek	1958	92	Fair
County Road 1029 over Gold Creek	1972	90	Good
County Road 3797 over Tunk Creek	1973	76	Fair
Salmon Meadows Rd over N. Fk Salmon Creek	1949	76	Good
Salmon Meadows Rd over N.fork Salmon Creek	1949	76	Fair
Irr Bia Rte 64 over West Fork San Poil River	1962	75	Fair
No Data Entered over Middle Fork Toats Coulee	2011	75	Good
County Road 2017 over W.fork Salmon Creek	1949	72	Fair
County Road 1090 over Butter Milk Creek	1960	70	Good
County Road 1089 over Twisp River	1960	65	Good
Cub/goat CR Rd over Goat Creek	1957	63	Good
Hatchery Entrance over Foghorn Irrigation Canal	2012	60	Good
S. Fk. Gold CR over Gold Creek	1949	60	Good
County Road 4015 over Sinlahekin Creek	1973	56	Fair
Cecil Creek Rd over Sinlahekin Creek	1975	54	Fair
Fas Route 9221 over County Road 9221	1969	53	Fair
Ray Road over N. Fk Salmon CR	1965	53	Good
County Road 1090 over Twisp River	1959	52	Fair
County Road 9455 over Lost Creek	1958	52	Fair
Ocr 3683 over Nespelem River	2022	51	Good
Black Canyon Road over Black Canyon Creek	1965	50	Fair
Broadway Street over North Fork Salmon Creek	1982	50	Fair
Irr Bia Rte 66 over Looney Creek	2001	50	Fair
Irr Route 116 over Stepstone Creek	1998	50	Fair
No Data Entered over Andrews Creek	2006	50	Fair
No Data Entered over Cub Creek	2009	50	Good
No Data Entered over Lower Libby Creek	2004	50	Good
No Data Entered over North Fork Toats Coulee	1973	50	Fair
No Data Entered over War Creek	2005	50	Good
Silver St over North Fork Salmon CR	1997	50	Good
Ocr 3683 over Nespelem River	2017	44	Good
County Road 1600 over Beaver Creek	1957	43	Poor
Ocr 3586 over Little Nespelem River	2017	42	Good
Eightmile Road over Eightmile Creek	1955	40	Good
Ocr 3683 over Smith Creek	1958	39	Fair
Foggy Dew Rd over North Fk Gold Creek	1949	37	Fair
Sinlahekin Rd over Blue Lake Outlet	2018	36	Good
County Road 1637 over Beaver Creek	1962	35	Good
Mid Salmon/boulder over N. Fk Boulder CR	1960	35	Fair
No Data Entered over Reynolds Creek	2008	35	Good
County Road 4723 over Nine Mile Creek	1980	34	Fair
Bumblebee Rd over Gold Creek	1967	30	Good
Conconogan Road over West Fork Salmon Creek	2018	30	Good
No Data Entered over Rainy Creek	2006	30	Good
No Data Entered over S. Fork Gold Creek	2006	30	Good
W. Twisp River Rd over Twisp River	1958	30	Good
Burma Rd over Methow River	1990	27	Good
Dugout Mtn Rd over Lost Creek	1981	25	Fair
Falls Creek Road over Falls Creek	1950	25	Good
Irr Bia Rte 56 over North Star Creek	1962	25	Fair
Irr Bia Rte 6 over Gold Creek	1962	25	Fair
Irr Bia Rte 62 over Gold Creek	1962	25	Fair
Ortell Road over Eightmile Creek	1955	25	Good
Chewack Rd over Lake Creek	1956	24	Fair
E. Side Chewuch over Chewuch River	1950	24	Good
Knox Road 3817 over Tunk Creek	1976	22	Good
County Road 1075 over Twisp River	1974	21	Good
Reynolds Rd over Twisp River	1961	21	Good
County Road 9221 over Salmon Creek	1969	20	Fair
Irr Bia Rte 74 over Little Nespelem River	1994	20	Fair
Salmon CR Rd over Salmon Creek	1969	20	Fair
County Road 4087 over Palmer Creek	1980	19	Fair
Buttermilk Butte over East Fork Buttermilk CR	1992	15	Fair
Klipchuck Road over Early Winter Creek	1972	15	Good
4415030 over Little Bridge Creek	2001	10	Good
Irr Bia Rte 74 over Little Nespelem River	1994	10	Fair
No Data Entered over East Fork Buttermilk	2001	10	Good
No Data Entered over Little Bridge Creek	2001	10	Good
No Data Entered over Upper S Fk Gold Creek	2009	10	Good
Ed Figlinski Rd over Tunk Creek	1976	5	Good
Fsr 5400700 over Slate Creek	2009	5	Good
No Data Entered over Ben Creek over Libby Cre	2004	5	Good
Pelican Creek Rd over North Fork Salmon CR	1964	2	Good
Loup Loup Canyon R over Loup Loup Creek	2014	1	Good

Source: FHWA National Bridge Inventory, 2025.

Okanogan County bridge conditions · Washington bridges by county.

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