Ottawa County
Ottawa County is wealthier than most US places, with a median household income of $90,502. Population has grown 26% since 2000. Median home value has more than doubled since 2000, reaching $323,400. It ranks in the top 5% of US counties for household income.
Population & growth
PEP 2025 EST:308,459 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 7 more hispanic origin groups with data
+ 45 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Ottawa County
Compare Ottawa County to nearby counties
How many people live in Ottawa County, Michigan?
Ottawa County, Michigan has about 301,203 residents according to the 2024 American Community Survey.
What is the median household income in Ottawa County, Michigan?
The typical household in Ottawa County, Michigan earns about $90,502 a year. Half of households make more than that, and half make less.
Is Ottawa County, Michigan expensive?
In Ottawa County, Michigan, the median home is worth about $323,400, and the typical rent is about $1,211 a month.
How educated are people in Ottawa County, Michigan?
About 38.9% of adults age 25 and over in Ottawa County, Michigan hold a bachelor's degree or higher.
What is the poverty rate in Ottawa County, Michigan?
About 8.3% of people in Ottawa County, Michigan live below the federal poverty line.
Has Ottawa County, Michigan grown since 1990?
Yes, Ottawa County, Michigan has grown since 1990. The population has added about 113,435 residents, a change of about 60 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024