Madison County, Idaho

Madison County
Madison County Courthouse
Madison County Courthouse
Official seal of Madison County
Map of Idaho highlighting Madison County
Location within the U.S. state of Idaho
Map of the United States highlighting Idaho
Idaho's location within the U.S.
Coordinates: 43°47′N 111°40′W / 43.79°N 111.66°W / 43.79; -111.66
Country United States
State Idaho
FoundedFebruary 18, 1913
Named forJames Madison
SeatRexburg
Largest cityRexburg
Area
 • Total473 sq mi (1,230 km2)
 • Land469 sq mi (1,210 km2)
 • Water4.0 sq mi (10 km2)  0.8%
Population
 (2020)
 • Total52,913
 • Estimate 
(2023)
54,547 Increase
 • Density110/sq mi (43/km2)
Time zoneUTC−7 (Mountain)
 • Summer (DST)UTC−6 (MDT)
Congressional district2nd
Websitewww.co.madison.id.us

Madison County is a county located in the U.S. state of Idaho. As of the 2020 census, the population was 52,913.[1] The county seat and largest city is Rexburg.[2] Madison County is part of the Rexburg, Idaho micropolitan area, which is also included in the Idaho Falls metropolitan area.

  1. ^ "State & County QuickFacts". United States Census Bureau. Archived from the original on July 17, 2011. Retrieved July 1, 2014.
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.