Ionia City is a city in Ionia County, Michigan, home to about 12,753 people across 5.4 square miles. Its ZIP code is 48846.
Homes sold for a median of $146 per square foot in the three months ending August 2026, a seller’s market.
Mostly Ionia City; also Ionia Township and Easton
Each card is that ZIP code’s whole market, including any part outside Ionia City. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Ionia City’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)24 miles away |
|---|---|
| Nearest city of 250,000+ | Detroit, MI108 miles away |
| Nearest city of 1 million+ | Chicago, IL155 miles away |
Straight-line distances from the center of Ionia City; 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.
Ionia City had 13,378 residents in the 2020 census, up 27% since 2000.
It’s the 157th largest of 1,531 towns in Michigan by population.
Ionia County grew from 34,329 residents in 1900 to 66,804 in 2020.
Ionia County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 81°F in summer, and winter lows average 16°F. About 36 inches of rain and melted snow fall in a typical year, with about 54 inches of snow.
Source: NOAA 1991–2020 climate normals, Ionia 2ssw, MI weather station (2 miles away).
12,367 jobs at 904 businesses in Ionia County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
215 doctors and other health care providers list an office in Ionia City.
Nearest hospitals
Providers with an office here
| Primary care doctors | 16 |
|---|---|
| Specialist doctors | 7 |
| Dentists | 15 |
| Nurse practitioners and physician assistants | 38 |
| Mental health providers | 91 |
| Physical and occupational therapists | 35 |
| Optometrists | 5 |
| Chiropractors | 8 |
| Pharmacies | 6 |
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 (12 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Counts are within about 1.5 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 Ionia Public Schools, Ionia ISD, Berlin Township S/D #3 and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| AA Rather SchoolIonia | Pre-K–5 | 308 | Public | 2.4 mi |
| Emerson SchoolIonia | Pre-K–5 | 166 | Public | 0.2 mi |
| Freedom Acres SchoolIonia | Pre-K–12 | 107 | Special Education | 2.3 mi |
| Jefferson SchoolIonia | Pre-K–5 | 272 | Public | 0.9 mi |
| RB Boyce Elementary SchoolIonia | Pre-K–5 | 254 | Public | 3.8 mi |
| Coon SchoolIonia | K–6 | 15 | Public | 6.6 mi |
| Haynor SchoolIonia | K–6 | 10 | Public | 2.7 mi |
| North LeValley Elem SchoolIonia | K–5 | 10 | Public | 2.3 mi |
| Ionia Middle SchoolIonia | 6–8 | 629 | Public | 0.4 mi |
| Bellamy Creek Correctional FacilityIonia | 9–12 | 9 | Alternative Education | 1.8 mi |
| Douglas R Welch High SchoolIonia | 9–12 | 73 | Alternative Education | 2.2 mi |
| Handlon Correctional FacilityIonia | 9–12 | 2 | Alternative Education | 1.7 mi |
| Ionia County Career CenterIonia | 9–12 | — | Career and Technical | 2.2 mi |
| Ionia High SchoolIonia | 9–12 | 774 | Public | 2.2 mi |
| Ionia Maximum Correctional FacilityIonia | 9–12 | 3 | Alternative Education | 1.5 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Ss Peter & Paul Elementary SchoolIonia | Pre-K–8 | 113 | Roman Catholic | 0.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Ionia Township, Easton, Ronald, Berlin Township (Ionia County) and Orange Township (Ionia County).
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.