Marquette County, Wisconsin

Marquette County
Location within the U.S. state of Wisconsin
Wisconsin's location within the U.S.
Coordinates: 43°49′N 89°23′W / 43.82°N 89.39°W / 43.82; -89.39
Country United States
State Wisconsin
Founded1848
SeatMontello
Largest cityMontello
Area
  Total
464 sq mi (1,200 km2)
  Land456 sq mi (1,180 km2)
  Water8.7 sq mi (23 km2)  1.9%
Population
 (2020)
  Total
15,592
  Estimate 
(2024)
15,743
  Density34.5/sq mi (13.3/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district6th
Websitewww.co.marquette.wi.us

Marquette County is a county located in the U.S. state of Wisconsin. As of the 2020 census, the population was 15,592. Its county seat is Montello. The county was created in 1836 from the Wisconsin Territory and organized in 1848. The county is considered a high-recreation retirement destination by the U.S. Department of Agriculture.