Wauseon is a city located in Ohio. With a 2020 population of 7,403, it is the 204th largest city in Ohio and the 3811th largest city in the United States. Wauseon is currently declining at a rate of -0.09% annually but its population has increased by 0.97% since the most recent census, which recorded a population of 7,332 in 2010. Wauseon reached it's highest population of 7,417 in 2018. Spanning over 5 miles, Wauseon has a population density of 1,392 people per square mile.
The average household income in Wauseon is $64,531 with a poverty rate of 8.02%. The median rental costs in recent years comes to $813 per month, and the median house value is $127,800. The median age in Wauseon is 37.3 years, 36.2 years for males, and 38.5 years for females. For every 100 females there are 89.9 males.