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Onamia township, Minnesota

Onamia township profile, demographic data, and geographic information.

Onamia township is a geographic entity located in Mille Lacs County, Minnesota. As of official census estimates, it has a reported population of 609. The land area covers 35.69 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 609 — 2025 / Census
Median Age 47.8 yrs ±8.9 2020-2024 / Census ACS 5-Year 2024
Total Households 223 ±40 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 258 ±45
Occupied Housing Units 223 ±40
Vacant Housing Units 35 ±22
Median Home Value $243,400 ±$37,733
Median Gross Rent $825 ±$423
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $61,435 ±$3,037
Per Capita Income $33,408 ±$4,369
Poverty Rate 9.7% ±3.9%
Population Below Poverty Level 53 ±23
Unemployment Rate 4.2% ±2.6%
Civilian Labor Force, Employed 276 ±60
Broadband Internet Rate 83% ±8.3%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
TOWNSHIP OF ONAMIA
GUS Population: 603 (2024)
ID: 128972
Township Official Local Government
Contact: CHAIRMAN
11769 330TH ST, ONAMIA MN 56359-2897
GUS Population: 27,577 (2024)
ID: 167370
County Official County Government
Contact: PERSONNEL DIRECTOR
635 2ND ST SE, MILACA MN 56353-1305

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby PK-06 ISLE, MN
Regular School Nearby 07-12 ISLE, MN
Alternative School Nearby 07-12 ISLE, MN
Alternative School Nearby 09-12 ONAMIA, MN
Alternative School Nearby 09-12 OGILVIE, MN
Regular School Nearby KG-12 Onamia, MN
Regular School Nearby PK-06 OGILVIE, MN
Regular School Nearby 07-12 OGILVIE, MN
Alternative School Nearby 04-12 ONAMIA, MN
Regular School Nearby 03-06 ONAMIA, MN
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 4 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
ISLE: MILLE LACS COMMUNITY LIBRARY
Library 11.6 mi away 285 2ND AVENUE S., ISLE, MN, 56342
(320) 676-3929
MILACA COMMUNITY LIBRARY
Library 18.2 mi away 235 1ST STREET EAST, MILACA, MN, 56353
(320) 983-3677
MORA PUBLIC LIBRARY
Library 19.1 mi away 200 W. MAPLE, MORA, MN, 55051
(320) 679-2642
PIERZ PUBLIC LIBRARY
Library 22.4 mi away 117 SOUTH MAIN STREET, PIERZ, MN, 56364
(320) 468-6486
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MILACA, MN US, located 18.3 miles from Onamia township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 20.4° 0.5° 10.5° 0.77" 7.4"
February 26.0° 3.7° 14.8° 0.85" 11.1"
March 38.4° 16.7° 27.6° 1.43" 8.4"
April 53.2° 30.3° 41.8° 2.74" 4.4"
May 66.4° 42.9° 54.6° 3.82" 0.1"
June 75.6° 53.8° 64.7° 4.31" 0.0"
July 80.1° 58.6° 69.4° 4.39" 0.0"
August 78.0° 55.8° 66.9° 3.97" 0.0"
September 70.4° 46.4° 58.4° 3.19" 0.0"
October 55.9° 34.0° 45.0° 2.82" 0.8"
November 39.1° 21.0° 30.1° 1.41" 6.5"
December 26.0° 9.0° 17.5° 1.11" 10.2"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Onamia city City 3.9 mi —
Wahkon city City 9.0 mi —
Hillman city City 12.0 mi —
Isle city City 12.2 mi —
Vineland CDP CDP 13.0 mi —
Ogilvie city City 16.6 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 2709548328. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.