Onamia Flag

Onamia

County Seat:
No
Area (mi²):
0.982
State:
Minnesota

Onamia is a city located in Mille Lacs County, Minnesota. Onamia has a 2026 population of 830. Onamia is currently declining at a rate of -0.12% annually but its population has increased by 6.68% since the most recent census, which recorded a population of 778 in 2020.

830
Total Population
845
Density (mi²)
-1 -0.12%
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)