Madison County, Idaho
Madison County, Idaho | |
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Madison County Courthouse | |
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Seal | |
Location within the U.S. state of Idaho | |
| Coordinates: 43°47′N 111°40′W / 43.79°N 111.66°W | |
| Country | United States |
| State | Idaho |
| Founded | February 18, 1913 |
| Named after | James Madison |
| Seat | Rexburg |
| Largest city | Rexburg |
| Area | |
• Total | 473 sq mi (1,230 km2) |
| • Land | 469 sq mi (1,210 km2) |
| • Water | 4.0 sq mi (10 km2) 0.8% |
| Population (2020) | |
• Total | 52,913 |
• Estimate (2024) | 55,549 |
| • Density | 113/sq mi (43.6/km2) |
| Time zone | UTC−7 (Mountain) |
| • Summer (DST) | UTC−6 (MDT) |
| Congressional district | 2nd |
| Website | www |
Madison County is a county located in the U.S. state of Idaho. As of the 2020 census, the population was 52,913. The county seat and largest city is Rexburg. Madison County is part of the Rexburg, Idaho micropolitan area, which is also included in the Idaho Falls-Rexburg-Blackfoot Combined Statistical Area.