Columbus is a township in St. Clair County, Michigan, home to about 4,206 people across 37 square miles. Its ZIP code is 48063.
Homes sold for a median of $181 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Columbus. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Detroit Metropolitan Wayne County Airport (DTW)58 miles away |
|---|---|
| Nearest city of 250,000+ | Detroit, MI41 miles away |
| Nearest city of 1 million+ | Chicago, IL266 miles away |
Straight-line distances from the center of Columbus; 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.
Columbus had 4,112 residents in the 2020 census, down 11% since 2000.
It’s the 419th largest of 1,531 towns in Michigan by population.
St. Clair County grew from 55,228 residents in 1900 to 160,383 in 2020.
St. Clair County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 16°F. About 36.1 inches of rain and melted snow fall in a typical year, with about 47 inches of snow.
Source: NOAA 1991–2020 climate normals, Richmond 4 Nnw, MI weather station (7 miles away).
41,206 jobs at 3,080 businesses in St. Clair 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 Columbus.
Nearest hospitals
Providers with an office here
| Specialist doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 2 |
| Physical and occupational therapists | 1 |
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 (1 nearby)
Grocery stores
Pharmacies
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.
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Shares ZIP codes with Richmond City (St. Clair 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.