Fort Atkinson, Wisconsin

Fort Atkinson is a city in Jefferson County, Wisconsin, United States. It is on the Rock River, a few miles upstream from Lake Koshkonong. The population was 12,579 at the 2020 census.^[3]

Fort Atkinson, Wisconsin
City
Downtown Fort Atkinson
Location of Fort Atkinson in Jefferson County, Wisconsin
Coordinates: 42°55′38″N 88°50′26″W
Country	United States
State	Wisconsin
County	Jefferson
Area [1]
• Total	5.80 sq mi (15.03 km2)
• Land	5.66 sq mi (14.66 km2)
• Water	0.14 sq mi (0.37 km2)
Elevation [2]	787 ft (240 m)
Population  (2020)[3]
• Total	12,579
• Density	2,222.4/sq mi (858.2/km2)
Time zone	UTC-6 (CST)
• Summer (DST)	UTC-5 (CDT)
Zip Code	53538
Area code	920
FIPS code	55-26675[4]
GNIS feature ID	1565151[2]
Website	www.fortatkinsonwi.net