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Every bridge in Clayton County, Iowa

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

257 inventoried bridges, busiest first

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

Clayton County, Iowa, has 257 bridges in the 2025 National Bridge Inventory: 78 rated good, 141 fair, and 38 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 18 over Mississippi River Ia 76	1974	10,100	Fair
Ia 13 over Roberts Creek	1979	4,900	Good
Bridge St over Turkey River	1889	4,755	Fair
US 18 over Unnamed Creek	1988	4,730	Fair
US 18 & 52 over Branch Roberts Creek	1967	4,140	Fair
US 18 over Bloody Run & Dme RR	1988	4,140	Fair
US 18 & 52 over Natural Stream	1967	3,780	Good
Ia 76 over Bloody Run Creek	1994	3,580	Good
Ia 13 over Dry Run Creek	1977	3,370	Good
US 52 over Miners Creek	1974	3,340	Fair
US 52 over Turkey River	1968	3,340	Fair
Ia 13 over Turkey River	1982	2,800	Good
Ia 13 over Turkey River Overflow	1982	2,800	Good
US 52 over Little Turkey River	1974	2,780	Fair
US 52 over Mill Creek	1974	2,780	Good
Ia 13 over Cox Creek	1978	2,680	Fair
Ia 13 over Cox Creek	1978	2,680	Fair
Ia 13 over Volga River	1978	2,680	Fair
Ia 13 over Dry Hollow Creek	1978	2,380	Good
US 52 over Branch Pony Creek	1975	1,740	Good
Ia 128 over Dry Mill Creek	1979	1,420	Good
Ia 56 over Pony Creek	1983	1,280	Fair
Garber Rd over Miners Creek	2018	1,259	Good
Ia 76 over Tang Creek	1969	1,250	Good
Great River Rd over Buck Creek	1979	1,228	Fair
X 28 over Small Stream	2014	1,179	Good
FM over Sny Magill	1980	953	Fair
FM over Buck Creek	1986	894	Good
Grandview Rd over Small Stream	1984	874	Fair
Laredo Rd over Turkey River	2002	799	Good
C-02w over Volga River	1975	690	Fair
Basswood Ave over Roberts Creek	2002	668	Fair
Garber Rd over South Cedar Creek	2009	638	Fair
Domino Rd over Pine Creek	1973	619	Fair
Domino Rd over Schneiders Creek	1973	619	Fair
Domino Rd over Stream	1920	619	Fair
Domino Rd over Wolf Creek	1973	619	Fair
Bridge St over Honey Creek	1973	589	Poor
Fleetwood Rd over Bear CR	1930	589	Poor
Great River Rd over Panther Creek	1968	579	Fair
Jaguar Rd over Elk Creek	2009	579	Good
Forestville Rd over Stream	1949	560	Fair
Diplomat Rd over Hickory Creek	1953	511	Fair
Grandview Rd over Volga River	1960	491	Poor
Co X21 over Volga River	1953	462	Fair
Osterdock Rd over Turkey River	1957	440	Fair
Hwy 410 over Drainage Ditch	1928	422	Fair
Osterdock Rd over Joles Creek	1942	412	Fair
Apple Rd over Stream	1949	403	Fair
Great River Rd over Blue Bell Creek	1983	403	Fair
Great River Rd over Little Turkey River	1983	403	Fair
X-28 over Roberts Creek	1941	350	Fair
FM over Howard Creek	1983	344	Fair
Great River Rd over Panther CR	1968	344	Fair
Osterdock Rd over Carlan Creek	1981	311	Fair
205TH St over Roberts Creek	1991	304	Good
Agate Rd over Sand Creek	2002	295	Fair
Agate Rd over Small Stream	1978	295	Fair
B64 Agate Rd over Stream	2018	295	Good
Canoe Rd over Nagle Creek	2007	280	Fair
Aspen Rd over Willow Creek	1914	275	Fair
Bush Rd over Deep Creek	1978	275	Fair
C 24 Canoe Rd over Hewett Creek	1935	275	Fair
Jupiter Rd over Turkey River	1983	246	Good
Jupiter Rd over Wayman Creek	1951	246	Fair
Tollgate Rd over Small Stream	1982	246	Good
6TH St over Drainage	1920	242	Poor
Tuff St over Small Creek	1973	232	Fair
190TH St over Stream	1988	206	Fair
250TH St over Stream	1999	206	Good
Grape Rd over Robert Creek	1946	196	Fair
Local over Small Ditch	1908	180	Fair
Aspen Ave over Roberts Creek	1957	157	Fair
Mississippi Rd over Small	1979	157	Fair
Mississippi Rd over Stream	2005	157	Good
Froelich Rd over Stream	1904	154	Fair
145TH St over Stream	1925	137	Fair
165TH St over Silver Creek	1990	137	Good
Emblem Rd over Cox Creek	2008	135	Fair
Fawn Hollow over Roberts Creek	1984	128	Good
Fawn Hollow over Roberts Creek	1984	118	Good
232ND St over Buck Creek	1973	113	Fair
Mesquite Rd over Peck Creek	1913	113	Poor
Spook Cave Rd over Bloody Run	2004	113	Good
165TH St over Deer CR	1957	108	Fair
165TH St over Roberts CR	1958	108	Fair
390TH St over Maquoketa River	1958	108	Fair
C 5X Harvester Rd over Bear Creek	2011	108	Good
Fawn Hollow over Roberts Creek	1984	108	Good
Glacier Rd over Doe CR	1958	108	Fair
Hickory Ave over Bloody Run	1920	108	Fair
Cherry Valley R over Stream	1996	104	Good
Cherryvalley Rd over Small Stream	2012	104	Fair
120TH St over Roberts Creek	1900	98	Fair
Dogwood Ave over Silver Creek	1930	98	Fair
Dolphin Ave over Hickory Creek	2013	98	Good
Eagle Rd over Roberts Creek	1986	98	Fair
Spook Cave Rd over Sm Stream	1954	91	Fair
Crystal Rd over Stream	1988	88	Good
Dolphin Ave over Stream	1953	88	Fair
Evergreen Rd over Volga River	1995	88	Good
125TH St over Stream	1957	82	Fair
290TH St over Coon Creek	1920	82	Fair
Heron Ave over Dry Mill Creek	1960	82	Fair
390TH St over Small Stream	1958	79	Good
Buck Creek Rd over Stream	1954	79	Fair
Chariot Rd over Stream	1954	79	Fair
Egret Rd over Stream	1940	79	Fair
FM Buck Ck Rd over Stream	1954	79	Fair
Glacier Rd over Stream	1925	79	Poor
Grape Rd over Dry Mill Creek	2011	79	Good
Horseshoe Rd over Elk Creek	1939	79	Fair
Iowa Ave over Elk Creek	2014	79	Good
Iowa Ave over Small Stream	2005	79	Good
Iowa Ave over Stream	1940	79	Fair
King Rd over Buck Creek	1938	79	Fair
Lace Ave over Sm Stream	1955	79	Fair
125TH St over Stream	1957	73	Fair
310TH St over Stream	2018	73	Good
Chariot Rd over Sm Stream	1953	73	Fair
Essex Ave over Stream	1910	73	Poor
Glider Ave over Stream	1985	73	Good
Hornet Rd over Bear Creek	1923	73	Poor
Lumber Rd over Small	1976	70	Fair
145TH St over Silver Creek	1986	69	Good
145TH St over Small Creek	1986	69	Fair
Cable Ave over Turkey River	1953	69	Fair
Eagle Rd over Stream	1955	69	Fair
Grape Rd over Dry Mill CR	1959	69	Fair
130TH St over Roberts Creek	2017	62	Good
Acorn Rd over Stream	2000	62	Good
Bixby Rd over Nagle Creek	1960	62	Fair
Graham Rd over Stream	1918	62	Fair
Kayak Rd over Sny Magill Creek	1947	62	Fair
Kennedy Rd over Stream	1955	62	Poor
Keystone Rd over Sny Magill	2017	62	Good
Keystone Rd over Stream	1925	62	Fair
Keystone Rd over Stream	1957	62	Poor
Keystone Rd over Stream	1957	62	Fair
Landau Rd over Little Turkey	1955	62	Fair
Marble Rd over Little Turkey River	1979	62	Fair
Nickel Rd over Little Turkey	1935	62	Fair
South St over Small Stream	1979	60	Good
145TH St over Roberts Creek	1953	59	Fair
Horseshoe Rd over Steeles Creek	1953	59	Fair
Iris Ave over Bloody Run	1996	59	Good
King Rd over Sny Magill CR	1945	59	Fair
160TH St over Deer Creek	1958	51	Fair
160TH St over Deer Creek	1956	51	Fair
295TH St over Stream	2023	51	Good
Bighorn Rd over Hewett Creek	1920	51	Poor
215TH St over Small Stream	1986	49	Good
Chariot Rd over Small Stream	1956	49	Poor
Chariot Rd over Small Stream	1953	49	Fair
Coffee Rd over Plum Creek	1900	49	Poor
165TH St over Stream	1975	47	Fair
Big Springs Rd over Stream	1954	47	Fair
Concord Ave over Stream	1948	47	Fair
Main St-fox Ave over Honey Creek	1925	47	Poor
Oak St over Nagle Creek	1915	45	Poor
230TH Street over Dry Mill Creek	1993	44	Good
Crystal Rd over Hewett Creek	1977	44	Fair
Lower Cedar Rd over Cedar Creek	1930	44	Fair
260TH St over Schneiders Creek	1915	41	Fair
352ND St over Stream	1998	41	Fair
Dove Ave over Silver Creek	1984	41	Fair
Mesquite Rd over Small Stream	1986	41	Good
300TH St over Miners Creek	1916	39	Poor
A Ave over Stream	1996	39	Good
Bear Rd over Ensign Hollow	1976	39	Fair
Buck Creek Rd over Buck Creek	1954	39	Fair
Echo Ave over Honey Creek	1951	39	Fair
Fort Rd over Stream	1931	39	Fair
St Sebald Rd over Stream	1939	39	Fair
190TH St over Sny Magill Creek	1915	35	Fair
250TH St over Dry Mill Creek	2022	35	Good
250TH St over Dry Mill Creek	2022	35	Good
330TH St over Spring Creek	2012	35	Fair
Aztec Rd over Stream	2020	35	Good
Empire Rd over Stream	2017	35	Good
Granite Ave over Dry Hollow	1950	35	Fair
Chariot Rd over Sm Stream	1957	34	Fair
Chariot Rd over Stream	1957	34	Fair
Chariot Rd over Stream	1954	34	Fair
Kennedy Rd over Cedar Creek	1955	34	Fair
Kennedy Rd over Sm Stream	1955	34	Fair
Kennedy Rd over Stream	1955	34	Fair
318TH St over Cox Creek	1920	30	Poor
348TH St over Dry Run Creek	2006	30	Good
Belgiam Rd over Kleinlein Hollow	2004	30	Good
Belgiam Rd over Stream	1930	30	Fair
Concord Ave over Roberts Creek	1958	30	Fair
Coral Ave over Silver Creek	2021	30	Good
Galaxy Rd over Turkey River	2012	30	Good
Hawk Ave over Stream	2020	30	Good
Hazel Rd over Stream	1978	30	Good
Hazel Rd over Stream	1954	30	Fair
Hemlock Rd over Stream	1999	30	Fair
Keystone Rd over Stream	1958	30	Fair
Harber Rd over Stream	1954	29	Fair
Joles Hollow Rd over Joles Creek	2018	29	Good
Wayman Rd over Wayman Creek	1952	29	Fair
150TH St over Roberts Creek	2016	26	Good
155TH St over Silver Creek	1925	26	Poor
172ND St over Small Stream	2016	26	Fair
172ND Street over Roberts Creek	1993	26	Good
265TH St over Stream	1925	26	Poor
390TH St over Lindsey Creek	2006	26	Good
Abbey Rd over Stream	1955	25	Fair
Farmersburg Rd over Roberts Creek	1933	25	Fair
Hennepin Rd over Elk Creek	1920	25	Poor
290TH St over Stream	2018	21	Good
Armada Rd over Stream	2020	21	Good
Harvest Rd over Stream	1920	21	Poor
Jigsaw Rd over Cedar Creek	1925	21	Fair
June Ave over Small Stream	1910	21	Poor
Kahle Ave over Carlan CR	1900	21	Poor
Aztec Rd over Mink Creek	1963	20	Fair
Hawk Ave over Stream	2016	20	Good
172ND St over Stream	1916	16	Poor
Colony Rd over Wolf Creek	1916	16	Poor
Delta Ave over Stream	1955	16	Good
Delta Ave over Stream	1905	16	Poor
Dogwood Ave over Stream	2020	16	Good
Essex Rd over Roberts Creek	1917	16	Poor
220TH St over Buck Creek	1978	15	Fair
265TH St over Small Stream	1977	15	Fair
A Ave over Stream	1900	15	Fair
Birch Rd over Stream	1946	15	Fair
Bush Rd over Willow Creek	1948	15	Fair
Fantail Rd over Stream	1925	15	Fair
Jasmine Rd over Cedar Creek	1953	15	Fair
160TH St over Stream	1981	11	Fair
225TH St over Stream	1916	11	Fair
270TH St over Sm Stream	1920	11	Poor
300TH St over Branch Nagel Creek	1935	11	Poor
A Ave over Deep Creek	1998	11	Good
A Ave over Stream	1900	11	Poor
Acorn Rd over Stream	2023	11	Good
Dove Ave over Roberts Creek	1964	11	Poor
Echo Ave over Stream	1920	11	Poor
Golden Ave over Doe Creek	2002	11	Good
Grain Rd over Stream	2014	11	Good
Lace Ave over Small Stream	2005	11	Good
Lantern Ave over Mill Creek	1940	11	Poor
Lantern Ave over Miners Creek	1912	11	Poor
Nature Ave over Small Stream	2014	11	Good
258TH St over Dry Mill Creek	2008	10	Good
B45 over Unamed Creek	1988	10	Good
Big Spring Hatch over Stream	1992	10	Good
Dolphin Ave over Schneider Creek	1977	10	Fair
Drumlin Rd over Schneiders Creek	1914	10	Poor
Fawn Hollow Rd over Stream	1979	10	Good
Home Ent (sdb) over Panther Creek	1920	10	Poor
Wayman Rd over Wayman Creek	1952	10	Fair
B60-ivory Rd over North Cedar Creek	1913	5	Poor
310TH St over Miners Creek	1915	4	Poor

Source: FHWA National Bridge Inventory, 2025.

Clayton County bridge conditions · Iowa bridges by county.

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