Wausau is a city located in Wisconsin. With a 2020 population of 38,519, it is the 18th largest city in Wisconsin and the 1015th largest city in the United States. Wausau is currently declining at a rate of -0.11% annually and its population has decreased by -1.50% since the most recent census, which recorded a population of 39,106 in 2010. Wausau reached it's highest population of 39,192 in 2013. Spanning over 20 miles, Wausau has a population density of 2,005 people per square mile.
The average household income in Wausau is $68,876 with a poverty rate of 15.25%. The median rental costs in recent years comes to $708 per month, and the median house value is $121,900. The median age in Wausau is 38.9 years, 37.6 years for males, and 40.4 years for females. For every 100 females there are 98.4 males.