Wausau Flag

Wausau

County:
Marathon County
County Seat:
Yes
Area (mi²):
19.228
State:
Wisconsin

Wausau is a city located in Marathon County, Wisconsin. Wausau has a 2026 population of 40,262. It is also the county seat of Marathon County. Wausau is currently growing at a rate of 0.28% annually and its population has increased by 0.55% since the most recent census, which recorded a population of 40,042 in 2020.

40.3K
Total Population
2,094
Density (mi²)
114 0.28%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)