Columbia County, Wisconsin

Columbia County is a county in the U.S. state of Wisconsin. As of 2020, 58,490 people lived in Columbia county.[1] Portage is the county seat and largest city in the county.[2]

Columbia County, Wisconsin
Map
Map of Wisconsin highlighting Columbia County
Location in the state of Wisconsin
Map of the USA highlighting Wisconsin
Wisconsin's location in the U.S.
Statistics
Founded 1846
Seat Portage
Largest City Portage
Area
 - Total
 - Land
 - Water

796 sq mi (2,062 km²)
766 sq mi (1,984 km²)
30 sq mi (78 km²), 3.8
Population
 -  Density


Time zone Central: UTC-6/-5
Website: www.co.Columbia.wi.us
Named for: Christopher Columbus

Columbia County is part of the Madison Metropolitan Statistical Area.

Historical populations
Census Pop.
18509,565
186024,441155.5%
187028,80217.8%
188028,065−2.6%
189028,3501.0%
190031,1219.8%
191031,1290.0%
192030,468−2.1%
193030,5030.1%
194032,5176.6%
195034,0234.6%
196036,7087.9%
197040,1509.4%
198043,2227.7%
199045,0884.3%
200052,46816.4%
201056,8338.3%
U.S. Decennial Census[3]
1790–1960[4] 1900–1990[5]
1990–2000[6] 2010–2020[1]

Geography

The county has a total area of 796 square miles (2,061.6 km2). Of this, 774 square miles (2,004.7 km2) is land and 22 square miles (57.0 km2) (2.75%) is water. The county's highest point is Gibraltar Rock. It is 1,247 feet (380.1 m) above sea level. The high butte-shaped bluff is located north of Lodi. It looks out over the Lake Wisconsin River valley.

Cities, villages, and towns

Unincorporated communities

Ghost towns

Columbia County, Wisconsin Media

References

  1. 1.0 1.1 "QuickFacts: Columbia County, Wisconsin". United States Census Bureau. Retrieved January 20, 2024.
  2. "Find a County". National Association of Counties. Retrieved 2008-01-31.
  3. "U.S. Decennial Census". United States Census Bureau. Retrieved August 2, 2015.
  4. "Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved August 2, 2015.
  5. Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved August 2, 2015.
  6. "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Archived (PDF) from the original on 2022-10-09. Retrieved August 2, 2015.

Other websites

Coordinates: 43°28′N 89°20′W / 43.47°N 89.33°W / 43.47; -89.33