Limestone County, Alabama

Limestone County
Limestone County Courthouse in Athens
Location within the U.S. state of Alabama
Alabama's location within the U.S.
Coordinates: 34°48′40″N 86°59′03″W / 34.811111111111°N 86.984166666667°W / 34.811111111111; -86.984166666667
Country United States
State Alabama
FoundedFebruary 6, 1818
Named afterLimestone Creek
SeatAthens
Largest cityAthens
Government
  ChairmanCollin Daly
Area
  Total
607 sq mi (1,570 km2)
  Land560 sq mi (1,500 km2)
  Water47 sq mi (120 km2)  7.8%
Population
 (2020)
  Total
103,570
  Estimate 
(2023)
114,654
  Density170/sq mi (66/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district5th
Websitelimestonecounty-al.gov
  • County Number 44 on Alabama Licence Plates

Limestone County is a county of the U.S. state of Alabama. As of the 2020 census, the county's population was 103,570. Its county seat is Athens. The county is named after Limestone Creek. Limestone County is included in the Huntsville, AL Metropolitan Statistical Area.