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Every bridge in Madison County, Iowa

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

225 inventoried bridges, busiest first

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

Madison County, Iowa, has 225 bridges in the 2025 National Bridge Inventory: 38 rated good, 105 fair, and 82 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-80 over Drainage Ditch	1959	27,600	Fair
US 169 over Cedar Creek	1990	5,900	Good
US 169 over N Branch North River	1983	4,280	Fair
US 169 over North River	1969	4,280	Fair
US 169 over Stream	1944	4,280	Fair
FM over Middle River	1996	2,091	Fair
US 169 over Clanton Creek	1976	1,890	Good
US 169 over Drainage Ditch	1976	1,890	Fair
US 169 over Middle River	1976	1,890	Fair
FM over Br Badger Creek	1970	1,714	Poor
FM over Stream	1936	1,714	Fair
FM over Badger Creek	1956	1,404	Poor
US 169 over Carrs Creek	1974	1,230	Fair
US 169 over South Clanton Creek	1974	1,230	Good
FM over Branch Middle River	1926	1,186	Fair
Ia 92 over Middle River	1967	1,130	Fair
FM over Clanton Creek	1995	1,055	Fair
FM over North River	1993	880	Good
FM over Over-flow-north River	1970	880	Poor
FM over Jones Creek	1990	826	Fair
FM over Jones Creek	1929	788	Poor
FM over Jim Creek	1948	668	Poor
FM over Drainage	1949	597	Poor
FM over Howerdon Creek	1972	597	Poor
FM over Jim Creek	1972	597	Poor
FM over Jim Creek	1962	597	Fair
FM over Tom Creek	1962	597	Poor
FM over Clanton Creek	1932	477	Poor
FM over Drainage Ditch	1992	477	Good
FM over Howerdon Creek	1954	477	Poor
FM over North River	1949	477	Fair
FM over Tom Creek	1954	477	Poor
G61 Macksburg Rd over Waterway	2019	477	Good
FM over Middle River	1932	450	Poor
FM over Overflow Clanton Creek	1932	450	Poor
R35 Bev Park Rd over Clanton Creek	2022	450	Good
FM over Field Drainage Ditch	1951	417	Poor
FM over Field Drainage Ditch	1951	417	Poor
R21 E Emerson St over Clanton Creek	2023	397	Good
FM over Grand River	1940	379	Poor
Ivy Ave over Drainage	2020	360	Good
FM over South River	1936	349	Poor
FM over Middle River	1983	329	Fair
FM over Middle River	1958	300	Poor
P71 Clark Tower Rd over N Fork Clanton Creek	2022	278	Good
FM over Cedar Creek	1964	259	Fair
FM over Field Drainage Ditch	1949	259	Fair
FM over Waterway	1949	259	Fair
S Odell Ave over Stream	1962	235	Fair
SR P-48 over I-80	1959	229	Fair
Local Rd over Drainage	1930	219	Poor
FM over Drainage	1975	180	Poor
FM over Drainage	1930	180	Poor
FM over Middle River	1981	180	Fair
Local Rd over Middle River	1999	180	Good
FM over Jones Creek	1990	170	Fair
FM over Waterway	1955	159	Poor
Hogback Bridge Rd over Cedar Creek	2023	150	Good
Local over Cedar Creek	1992	150	Good
FM over Middle River	1987	139	Fair
FM over Badger Creek	1960	131	Fair
FM over Badger Creek	1955	131	Poor
FM over Grand River	1957	131	Poor
FM over West Branch	1957	131	Poor
Hogback Bridge Rd over North River	1992	131	Good
Local Rd over North River	1975	131	Fair
Local over Drainage	1955	131	Poor
Local Rd over North River	1981	110	Fair
FM over Cedar Creek	1989	100	Fair
FM over Drainage	1980	100	Fair
FM over North River	1960	100	Poor
FM over Waterway	1930	100	Poor
Local over N Fork Clanton Creek	1985	100	Fair
Local over Drainage	1940	90	Poor
FM over Cedar Creek	1962	89	Fair
FM over Drainage	1940	89	Poor
FM over Drainage	1990	89	Fair
FM over North River	1990	89	Fair
FM over S Fork Clanton Creek	1977	89	Fair
Local Rd over South River	1991	79	Fair
Local over Badger Creek	1994	79	Fair
FM over Branch to Clanton Creek	1940	71	Poor
FM over Clanton Creek	1956	71	Fair
FM over Drainage Ditch	1984	71	Fair
FM over Jim Creek	1931	71	Poor
FM over Small Stream	1986	71	Fair
FM over Stream	1960	71	Fair
Local Rd over Cedar Creek	2002	71	Good
Local Rd over Middle River	1960	71	Fair
Local over Drainage	1988	71	Fair
Local over Jones Creek	1985	71	Fair
Local over Small Stream	1982	71	Poor
Local Rd over Drainage	1956	61	Poor
Creamery Rd over I-80	1959	60	Fair
FM over Cedar Creek	1984	60	Fair
FM over Drainage	1978	60	Fair
FM over Jones Creek	1953	60	Poor
FM over North Branch North River	1984	60	Fair
FM over S Fork Clanton Creek	1979	60	Fair
Local Rd over Drainage	1940	60	Poor
Local Rd over North Clanton Creek	1937	60	Poor
Local Rd over North River	1920	60	Fair
Local Rd over Small	1976	60	Poor
Local over Drainage	1953	60	Fair
Local over Stream	1981	60	Fair
Nature Trail over Cedar Creek	2006	60	Good
Settlers Ave over Stream	2022	60	Good
Adair Madison Ave over Stream	2015	50	Good
FM over Deer Creek	1951	50	Fair
FM over Middle River	1981	50	Fair
FM over N. Branch North River	1985	50	Fair
FM over North River	1961	50	Fair
FM over North River	1930	50	Fair
FM over Overflow N.river	1961	50	Fair
Larkspur Ave over S Fork Clanton Creek	2016	50	Good
Local Rd over Br to Middle	1942	50	Poor
Local Rd over Drainage	1994	50	Fair
Local Rd over Grand River	1992	50	Good
Local Rd over Jones Creek	1989	50	Fair
Local Rd over N Br North River	1915	50	Poor
Local Rd over N Fork Clanton Creek	1993	50	Good
Local Rd over North River	2007	50	Good
Local Rd over Overflow N River	2007	50	Good
Local Rd over Tom Creek	1994	50	Good
Local over Drainage	1972	50	Poor
Local over Drainage	1949	50	Fair
Local over Small	1942	50	Fair
Timber Ridge Ave over Badger Creek	2015	50	Good
G46 Walnut Trail over Drainage	2019	45	Good
Local Rd over Drainage	1999	45	Fair
Local Rd over Jones Creek	1979	45	Poor
Local Rd over Middle River	1948	45	Poor
Local Rd over North River	2008	45	Good
Local over Drainage	1981	45	Poor
Local over Drainage Ditch	1977	45	Fair
Local over Jones Creek	1938	45	Poor
Local over Small Stream	1986	45	Fair
Upland Trail over Drainage	2015	45	Good
Valleyview Ave over Drainage	2021	45	Good
Local over Waterway	1950	41	Poor
FM over Drainage	1930	40	Poor
FM over Drainage	1951	40	Poor
FM over Drainage	1960	40	Poor
FM over N. Fork Clanton Creek	1986	40	Fair
Local Rd over Clanton Creek	1978	40	Fair
Local Rd over Drainage	1978	40	Poor
Local Rd over Middle River	1959	40	Fair
Local Rd over Middle River	1998	40	Good
Local Rd over North River	1920	40	Fair
Local over Badger Creek	1890	40	Poor
Cottonwood Ave over N Br North River	2019	34	Good
FM over Stream	1974	34	Fair
Local Rd over Jim Creek	1961	34	Poor
Local Rd over Jim Creek	1991	34	Fair
Local Rd over S Fork Clanton Creek	1989	34	Fair
Local Rd over S Fork Clanton Creek	1978	34	Poor
Local over Cedar Creek	1958	34	Fair
Local over Drainage	1997	34	Fair
Local over Drainage	1939	34	Poor
Local over Drainage	1959	34	Fair
Local over Small Stream	1986	34	Fair
Local over South River	1999	34	Good
Heritage Ave over N Branch North River	2018	29	Good
Local Rd over Cedar Creek	1952	29	Poor
Local Rd over Middle River	1930	29	Fair
Local Rd over North River	1966	29	Fair
Local Rd over Tom Creek	1910	29	Poor
Local over Drainage	1945	29	Poor
Local over Drainage	1949	29	Fair
Local over Drainage	1959	29	Fair
Local over Drainage	1996	29	Fair
Local over Drainage	1938	29	Fair
Local over Howerdon Creek	1978	29	Fair
Local over Jones Creek	1974	29	Poor
270TH St over Drainage	2012	26	Good
Local Rd over Cedar Creek	1966	26	Poor
Local Rd over Middle River	1976	26	Fair
Local Rd over North River	1909	26	Poor
Local Rd over Tom Creek	1930	26	Poor
Local over Broadhorn Creek	1985	26	Fair
Local over Drainage	1948	26	Poor
Local over Drainage	1960	26	Poor
Local over Drainage	1960	26	Fair
FM over Drainage	1941	20	Poor
Local Rd over Clanton Creek	1974	20	Fair
Local Rd over Drainage	1977	20	Fair
Local Rd over Drainage	1946	20	Fair
Local Rd over Drainage	1978	20	Fair
Local Rd over Jim Creek	1895	20	Poor
Local Rd over North River	1962	20	Fair
Local Rd over W Br Grand River	1951	20	Poor
Local over Drainage	1952	20	Poor
Local over Drainage	1938	20	Poor
Local over Howerdon Creek	1987	20	Fair
Local over Howerdon Creek	1992	20	Fair
Local over Jim Creek	1981	20	Poor
Local over North Clanton Creek	1988	20	Fair
Local Rd over Drainage	1900	15	Poor
Local Rd over Drainage	1962	15	Fair
Local Rd over N Fork Clanton Creek	1900	15	Poor
Local over Drainage	1991	15	Fair
Local over Drainage	1952	15	Poor
Local over Drainage	1952	15	Poor
Local over Howerdon Creek	1984	15	Fair
Cedar Bridge Rd over Cedar Creek	2004	11	Good
Co Entrance over Drainage	1972	11	Poor
FM over Middle River	1935	11	Poor
Local Rd over Drainage	1959	11	Fair
Local Rd over Drainage	1956	11	Poor
Local over Drainage	2007	11	Good
Local over Drainage	1958	11	Poor
Local over Drainage	1965	11	Poor
Local over Drainage	1967	11	Poor
Local over Howerdon Creek	1992	11	Fair
Local over Jim Creek	1939	11	Poor
Local over North Fork Clanton Creek	1983	11	Fair
Local over Small	1989	11	Fair
Local over Tom Creek	1987	11	Fair
Veterans Parkway over Trib to Cherry Creek	2018	11	Good
Field Entrance over Side Ditch	1940	10	Fair
Grandview Trl over N Clanton Creek	1895	5	Poor
Local Rd over Jones Creek	1975	5	Fair
Local over Grand River	1979	5	Fair
Local over Stream	1974	5	Fair
Pammel St Park over Middle River	2003	–	Good

Source: FHWA National Bridge Inventory, 2025.

Madison County bridge conditions · Iowa bridges by county.

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