Ottawa Flag

Ottawa

County:
Putnam County
County Seat:
Yes
Area (mi²):
4.547
State:
Ohio

Ottawa is a village located in Putnam County, Ohio. Ottawa has a 2025 population of 4,393. It is also the county seat of Putnam CountyOttawa is currently declining at a rate of -0.25% annually and its population has decreased by -1.28% since the most recent census, which recorded a population of 4,450 in 2020.

The average household income in Ottawa is $82,950 with a poverty rate of 10.03%.The median age in Ottawa is 41.8 years: 36.9 years for males, and 46.1 years for females.

4.4K
Total Population
966
Density (mi²)
-11 -0.25%
Growth

Ottawa Population

Demographics

Economics and Income Statistics

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)