The Fort Madison–Keokuk, IA-IL-MO Micropolitan Statistical Area, as defined by the United States Census Bureau, locally known as the "Tri-State" area, was an area consisting of three counties – one in southeast Iowa, one in northeast Missouri, and one in west central Illinois, anchored by the cities of Fort Madison, Iowa and Keokuk, Iowa. As of the 2010 census, the μSA had a population of 62,105. An estimate by the Census Bureau, as of July 1, 2012, placed the population at 61,477, a decrease of 1.01%. When the 2023 definitions were released this area was dissolved with Lee County, Iowa being included as part of the Burlington–Fort Madison, IA–IL Combined Statistical Area.

Counties Clark County, Missouri Hancock County, Illinois Lee County, Iowa (Central county)

Communities

Places with more than 10,000 inhabitants Fort Madison, Iowa (Principal city) Keokuk, Iowa (Principal city) Places with 1,000 to 5,000 inhabitants Carthage, Illinois Dallas City, Illinois Hamilton, Illinois La Harpe, Illinois Kahoka, Missouri Nauvoo, Illinois Warsaw, Illinois Places with 500 to 1,000 inhabitants Augusta, Illinois Bowen, Illinois Donnellson, Iowa Montrose, Iowa Plymouth, Illinois West Point, Iowa Places with less than 500 inhabitants Alexandria, Missouri Basco, Illinois Bentley, Illinois Elvaston, Illinois Ferris, Illinois Franklin, Iowa Houghton, Iowa Luray, Missouri Pontoosuc, Illinois Revere, Missouri St. Paul, Iowa Wayland, Missouri West Point, Illinois Wyaconda, Missouri Unincorporated places Adrian, Illinois Argyle, Iowa Breckenridge, Hancock County, Illinois Burnside, Illinois Chili, Illinois Colusa, Illinois Denmark, Iowa Denver, Illinois Disco, Illinois Durham, Illinois Fountain Green, Illinois La Crosse, Illinois Niota, Illinois Pilot Grove, Iowa St. Patrick, Missouri Stillwell, Illinois Sutter, Hancock County, Illinois Tioga, Illinois Webster, Illinois Wever, Iowa

Townships

Clark County, Missouri

Clay Des Moines Folker Grant Jackson Jefferson Lincoln Madison Sweet Home Union Vernon Washington Wyaconda

Hancock County, Illinois

Appanoose Augusta Bear Creek Carthage Chili Dallas City Durham Fountain Green Hancock Harmony La Harpe Montebello Nauvoo Pilot Grove Pontoosuc Prairie Rock Creek Rocky Run Sonora St. Albans St. Mary Walker Warsaw Wilcox Wythe

Lee County, Iowa

Cedar Charleston Denmark Des Moines Franklin Green Bay Harrison Jackson Jefferson Madison Marion Montrose Pleasant Ridge Van Buren Washington West Point

Demographics

As of the census of 2000, there were 45,468 people, 18,127 households, and 12,327 families residing within the μSA. The racial makeup of the μSA was 94.99% White, 2.36% African American, 0.25% Native American, 0.34% Asian, 0.05% Pacific Islander, 0.90% from other races, and 1.11% from two or more races. Hispanic or Latino of any race were 2.10% of the population.

The median income for a household in the μSA was $32,825, and the median income for a family was $39,464. Males had a median income of $29,783 versus $20,869 for females. The per capita income for the μSA was $17,209.

See also Illinois statistical areas Iowa census statistical areas List of metropolitan areas of the United States Missouri census statistical areas

References