Fort Madison, Iowa

Fort Madison population, 2020 to 2024

Fort Madison lost 330 residents from July 2020 to July 2024, a change of -3.2%. In the latest year it moved by -44. Among 85 Iowa places of 5,000 or more, that growth ranks 82nd; the median place changed by +1.1%. The median place of 5,000+ in Iowa has 9,511 people, so Fort Madison is 1.0 times that size.

Fort Madison covers 9.65 square miles of land and 3.60 of water, for 1,035 people per square mile of land. The median Iowa place of 5,000+ has 1,363, so Fort Madison is less dense than the typical town.

What county Fort Madison is in

All of Fort Madison's residents live in Lee County, which had 32,376 residents in 2024. Fort Madison holds 30.8% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Fort Madison

1 ZIP Code Tabulation Area (ZCTA) overlaps Fort Madison by at least 10% of the ZCTA's or the city's land: 52627. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Fort Madison is

The Census internal point of Fort Madison is at 40.621500, -91.346300. Des Moines, the capital, is 135.3 miles WNW in a straight line. The nearest larger place is Burlington, IA (23,637 people), 17.3 miles away. The nearest city of 100,000 or more is Davenport, IA, 75.3 miles away.

Daylight in Fort Madison

At 40.62° N, Fort Madison gets about 15 h 05 min of daylight around the June solstice and 9 h 16 min around the December solstice, a swing of 5 h 49 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Fort Madison

The eight nearest incorporated places of 1,000+ in Iowa, measured between internal points. The closest is Keokuk, 14.9 miles away, with 9,462 people.