Marathon County, Wisconsin

county in Wisconsin, United States

Marathon County is a county in the U.S. state of Wisconsin. In 2010, 134,063 people lived there. The county seat is Wausau

Marathon County
Marathon County Courthouse in Wausau
Marathon County Courthouse in Wausau
Map of Wisconsin highlighting Marathon County
Location within the U.S. state of Wisconsin
Map of the United States highlighting Wisconsin
Wisconsin's location within the U.S.
Coordinates: 44°54′N 89°46′W / 44.9°N 89.76°W / 44.9; -89.76
Country United States
State Wisconsin
Founded1850
SeatWausau
Largest cityWausau
Area
 • Total1,576 sq mi (4,080 km2)
 • Land1,545 sq mi (4,000 km2)
 • Water31 sq mi (80 km2)  2.0%%
Population
 (2010)
 • Total134,063
 • Estimate 
(2018)
135,428
 • Density85/sq mi (33/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district7th
Websitewww.co.marathon.wi.us