Delta County, Michigan

Delta County, Michigan
Delta County Courthouse in Escanaba
Location within the U.S. state of Michigan
Coordinates: 45°47′N 86°52′W / 45.78°N 86.87°W / 45.78; -86.87
Country United States
State Michigan
FoundedMarch 9, 1843 (authorized)
1861 (organized)
Named afterGreek letter Delta
SeatEscanaba
Largest cityEscanaba
Area
 • Total
1,991 sq mi (5,160 km2)
 • Land1,171 sq mi (3,030 km2)
 • Water820 sq mi (2,100 km2)  41%
Population
 (2020)
 • Total
36,903
 • Estimate 
(2024)
36,687
 • Density31.51/sq mi (12.17/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district1st
Websitedeltacountymi.gov

Delta County is a county in the Upper Peninsula in the U.S. state of Michigan. As of the 2020 census, the population was 36,903. The county seat is Escanaba. The county was surveyed in 1843 and organized in 1861. Its name originates from the Greek letter delta (Δ), which refers to the triangular shape of the original county which included segments of Menominee, Dickinson, Iron, and Marquette counties. Recreation and forest products are major industries, and crops include hay, corn, small grains, potatoes, and strawberries.

Delta County comprises the Escanaba, MI Micropolitan Statistical Area.