Hamilton County's 2026 population is estimated at 5,106, reflecting a 0.24% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Hamilton County is the 62nd largest county in New York. The 2010 population was 4,852 and has grown 5.23% since 2010.
Data after 2023 is projected based on recent change
Overall: 58.1 years
Female: 57.7 years
Male: 58.3 years
There are 4,474 adults, (1,718 of whom are seniors) in Hamilton County.
Female: 2,542 (50%)
Male: 2,547 (50%)
The racial composition of Hamilton County includes 91.65% White, and smaller percentages for Black or African American, other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 4,664 | 91.65% |
| Two or more races | 278 | 5.46% |
| Black or African American | 81 | 1.59% |
| Other race | 48 | 0.94% |
| Asian | 17 | 0.33% |
| Native American | 1 | 0.02% |
Hamilton County 's average per capita income is $46,943. Household income levels show a median of $68,835. The poverty rate stands at 10.58%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $99,153 | - |
| Families | $89,362 | $106,452 |
| Households | $68,835 | $89,855 |
| Non Families | $47,259 | $63,523 |
Average Income
Median Household Income
Poverty Rate