Ingham County Flag

Ingham County

State:
Michigan
County Seat:
Mason

Ingham County's estimated 2026 population is 292,028 with a growth rate of 0.8% in the past year according to the most recent United States census data. Ingham County is the 8th largest county in Michigan. The 2010 population was 281,122 and has seen a growth of 3.88% since that time.

292,028
Total Population
525
Population Density (mi²)
8
Population Rank (State)
2.3K 0.8%
Annual Population Growth

Ingham County Population

Demographics

Economics and Income Statistics