Onondaga is a township in Ingham County, Michigan, home to about 3,008 people across 36 square miles. Its ZIP code is 49264, and parts of 48827 and 49251 are in Onondaga too.
Homes sold for a median of $179 per square foot in the three months ending August 2026, a seller’s market.
Mostly Onondaga; also Tompkins and Aurelius
Mostly Eaton Rapids City; part is in Onondaga
Mostly Leslie City; part is in Onondaga
Each card is that ZIP code’s whole market, including any part outside Onondaga. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Onondaga’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Gerald R. Ford International Airport (GRR)56 miles away |
|---|---|
| Closer regional airport | Capital Region International Airport (LAN)21 miles away |
| Nearest city of 250,000+ | Detroit, MI75 miles away |
| Nearest city of 1 million+ | Chicago, IL166 miles away |
Straight-line distances from the center of Onondaga; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Onondaga had 2,997 residents in the 2020 census, up 1% since 2000.
It’s the 585th largest of 1,531 towns in Michigan by population.
Ingham County grew from 39,818 residents in 1900 to 284,900 in 2020.
Ingham County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 16°F. About 36.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Eaton Rapids, MI weather station (6 miles away).
111,995 jobs at 6,160 businesses in Ingham County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
5 doctors and other health care providers list an office in Onondaga.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 1 |
|---|---|
| Mental health providers | 4 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (3 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Counts are within about 4 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Ingham ISD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Malcolm Williams SchoolOnondaga | 5–12 | 11 | Alternative Education | 2.3 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Eaton Rapids City, Eaton Rapids Township, Hamlin Township (Eaton County), Leslie City, Leslie Township, Windsor, Aurelius, Bunker Hill, Eaton, Tompkins, Brookfield Township (Eaton County), Vevay and Rives.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.