St. Joseph County, MI ZIP codes
There are 10 ZIP codes in St. Joseph County, MI, in 10 towns, from 49030 to 49099. The largest are 49091 (Sturgis), 49093 (Three Rivers) and 49099 (White Pigeon).
The county seat is Centreville.
- ZIP codes
- 10
- Towns
- 10
- County seat
- Centreville
- County FIPS
26149- State
- Michigan
- Population
- 60,969
- Median household income
- $66,425
- Land area
- 501 sq mi
- Area code
- 269
- Metro area
- Sturgis
St. Joseph County ZIP codes by town
- Centreville (county seat)
- 49032
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of St. Joseph County ZIP codes
The ZIP codes of St. Joseph County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
St. Joseph County in numbers
About 60,969 people live in St. Joseph County, in 23,620 households, the 33rd most populous of Michigan's 83 counties. The median household income is $66,425 a year, 9% below the Michigan median of $72,875 (US: $80,734). The median owner-occupied home is valued at $178,300 (23% below the Michigan median), and median gross rent is $849 a month. The median age is 39.9; 16.9% of adults 25 and over hold a bachelor's degree or higher (32.4% across Michigan); the average commute takes 21 minutes.
| Population | 60,969 |
|---|---|
| Households | 23,620 |
| Median age | 39.9 |
| Median household income | $66,425 |
| Median home value | $178,300 |
| Median gross rent | $849 |
| Bachelor's degree or higher | 16.9% |
| Mean commute | 21.0 min |
| Population density | 122 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in St. Joseph County
| Town | ZIP codes | Population |
|---|---|---|
| Sturgis | 1 | 11,054 |
| Three Rivers | 1 | 7,943 |
| Constantine | 1 | 2,154 |
| White Pigeon | 1 | 1,760 |
| Colon | 1 | 1,570 |
| Centreville | 1 | 1,565 |
| Burr Oak | 1 | 818 |
| Mendon | 1 | 815 |
| Leonidas | 1 | 720 |
| Nottawa | 1 | 182 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with St. Joseph County.
Not sure you are in St. Joseph County? What county am I in? answers from your location, near a county line included.
Every ZIP code in St. Joseph County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
49030 | Burr Oak , MI | Standard | 2,650 | $69,167 | $138,400 |
49032 | Centreville , MI | Standard | 3,287 | $66,420 | $181,500 |
49040 | Colon , MI | Standard | 3,384 | $64,306 | $169,900 |
49042 | Constantine , MI | Standard | 4,564 | $72,910 | $160,800 |
49066 | Leonidas , MI | Standard | 720 | $69,236 | $209,500 |
49072 | Mendon , MI | Standard | 2,937 | $63,875 | $174,700 |
49075 | Nottawa , MI | Standard | 182 | $105,147 | $88,900 |
49091 | Sturgis , MI | Standard | 19,337 | $67,333 | $182,600 |
49093 | Three Rivers , MI | Standard | 18,433 | $63,118 | $183,100 |
49099 | White Pigeon , MI | Standard | 5,942 | $70,307 | $176,800 |
Cite this page
zipcodes.pro. “St. Joseph County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/mi/county/st-joseph
Underlying data is public domain or openly licensed — sources, vintages and licences.