Onamia is a city in Mille Lacs County, Minnesota, United States. The population was 878 at the 2010 census. U.S. Highway 169 and Minnesota State Highway 27 are the main routes in the community.HistoryOriginally, the city of Onamia was organized from the merger of two communities, Village of Onamia and the Village of Ericksonville . Onamia is named after Lake Onamia, of which "Onamia" is derived from the Ojibwe word onaman meaning "red ochre", or locally as "vermilion". Ericksonville was incorporated in 1898. Onamia was incorporated in 1908.GeographyAccording to the United States Census Bureau, the city has a total area of 0.97sqmi, of which 0.96sqmi is land and 0.01sqmi is water. Onamia is three miles south of Mille Lacs Lake.Demographics2010 censusAs of the census of 2010, there were 878 people, 349 households, and 167 families residing in the city. The population density was 914.6PD/sqmi. There were 398 housing units at an average density of 414.6/sqmi. The racial makeup of the city was 83.0% White, 2.3% African American, 9.9% Native American, 0.7% Asian, 0.3% from other races, and 3.8% from two or more races. Hispanic or Latino of any race were 1.7% of the population.
