Ottawa County Flag

Ottawa County

State:
Michigan
County Seat:
Grand Haven

Ottawa County's estimated 2025 population is 308,280 with a growth rate of 0.8% in the past year according to the most recent United States census data. Ottawa County is the 7th largest county in Michigan. The 2010 population was 264,114 and has seen a growth of 16.72% since that time.

308,280
Total Population
547
Population Density (mi²)
7
Population Rank (State)
2.5K 0.8%
Annual Population Growth

Ottawa County Population

Demographics

Economics and Income Statistics