Hamilton County
Hamilton County has lower-than-average household income, with a median household income of $68,835. Population has declined 5% since 2000. Median home value has roughly tripled since 2000, reaching $260,200. With a median age of 58.1, the population is older than the US median of 38.9.
Population & growth
PEP 2025 EST:5,006 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 22 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
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Compare Hamilton County to nearby counties
How many people live in Hamilton County, New York?
Hamilton County, New York has about 5,089 residents according to the 2024 American Community Survey.
What is the median household income in Hamilton County, New York?
The typical household in Hamilton County, New York earns about $68,835 a year. Half of households make more than that, and half make less.
Is Hamilton County, New York expensive?
In Hamilton County, New York, the median home is worth about $260,200, and the typical rent is about $912 a month.
How educated are people in Hamilton County, New York?
About 33.2% of adults age 25 and over in Hamilton County, New York hold a bachelor's degree or higher.
What is the poverty rate in Hamilton County, New York?
About 10.6% of people in Hamilton County, New York live below the federal poverty line.
Has Hamilton County, New York grown since 1990?
Yes, Hamilton County, New York has shrunk since 1990. The population has lost about 190 residents, a change of about -4 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024