Berrien County, Michigan

Berrien County, Michigan
Lighthouse at St. Joseph
Location within the U.S. state of Michigan
Coordinates: 41°56′N 86°35′W / 41.94°N 86.59°W / 41.94; -86.59
Country United States
State Michigan
FoundedOctober 29, 1829 (created)
1831 (organized)
Named afterJohn M. Berrien
SeatSt. Joseph
Largest cityNiles
Area
 • Total
1,581 sq mi (4,090 km2)
 • Land568 sq mi (1,470 km2)
 • Water1,014 sq mi (2,630 km2)  64%
Population
 (2020)
 • Total
154,316
 • Estimate 
(2024)
152,703
 • Density272/sq mi (105/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional districts4th, 5th
Websitewww.berriencounty.org

Berrien County is a county in the U.S. state of Michigan. It is located at the southwest corner of the state's Lower Peninsula, located on the shore of Lake Michigan and sharing a land border with Indiana. As of the 2020 Census, the population was 154,316. The county seat is St. Joseph. Berrien County is included in the Niles-Benton Harbor, MI Metropolitan Statistical Area, which is also included in the South Bend-Elkhart-Mishawaka, IN-MI Combined Statistical Area. The county is part of the Michiana region.