Berrien County, Michigan

County seat: St. Joseph · Population 152,444 (2025) · 568 sq mi

Berrien County is the 16th most populous of Michigan's 83 counties, with 152,444 people (2025 estimate). Its county seat is St. Joseph. It is part of the Southwest (Region 8) region, one of the 10 Michigan prosperity regions. The map shows its 17 cities and towns and the 7 neighboring counties.

Map of Berrien County, Michigan with cities, towns and the county boundary
Berrien County, Michigan with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

Berrien County facts

County seat
St. Joseph
Population (2025 estimate)
152,444 −1.4% since 2020
Land area
568 sq mi 42nd largest of 83
Water area
1,014 sq mi
Population density
269 per sq mi
Established
1829
Named after
John M. Berrien American politician from Georgia, United States (1781-1856)
Largest city
Lincoln 14,814
Median household income
$65,425
Cities and towns
17 plus 7 CDPs
ZIP codes
24
Time zone
Eastern
FIPS code
26021

Cities and towns in Berrien County

Berrien County has 17 incorporated cities, towns and villages. Populations count the people living inside Berrien County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
NilesCity11,665Cass County
Benton HarborCity8,803
St. Joseph (county seat)City7,893
BuchananCity4,143
BridgmanCity2,040
Berrien SpringsVillage1,767
WatervlietCity1,720
New BuffaloCity1,685
ColomaCity1,415
Three OaksVillage1,390
StevensvilleVillage1,154
BarodaVillage910
ShorehamVillage859
Eau ClaireVillage542
GalienVillage529
Grand BeachVillage294
MichianaVillage211

Unincorporated communities (CDPs)

Census-designated places are communities without their own city government; the county provides their services.

CommunityPopulationAlso in
Fair Plain7,330
Paw Paw Lake3,889
Benton Heights3,078
Shorewood-Tower Hills-Harbert1,459
Lake Michigan Beach823
Millburg568
New Troy413

ZIP codes in Berrien County

24 ZIP codes reach into Berrien County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Berrien County, 2020–2025

Berrien County shrank by 2,082 people (−1.4%) between April 2020 and July 2025: 2,268 more deaths than births and a net gain of 167 people from migration.

Year (July 1)Population
2020154,395
2021153,609
2022152,991
2023152,384
2024152,394
2025152,444

Neighboring counties

Printable Berrien County map

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Sources

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