Hamilton County, New York Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 62nd-largest in New York
The population of Hamilton County, New York is 5,102 as of the 2023 American Community Survey, making it the 62nd-largest county in New York. The median household income is $68,950, the median home value is $242,000, and the median age is 57.2.
The population of Hamilton County has grown 4.7% since 2010 (4,852 → 5,082), a +0.33% annualized rate.
5,102
Population
+0.33%
Annual growth
3
People / sq mi
$68,950
Median Income
$242,000
Median Home Value
Hamilton County covers 1,717 sq mi of land at 3.0 people per square mile.
About Hamilton County, NY
Hamilton County is a county in New York with a population of 5,102. It ranks #62 among counties in New York by population. The median age is 57.2, older than the national median. The population is 50.3% male and 49.7% female.
The median household income in Hamilton County is $68,950, below the US median of $74,580. 3.4% of residents live below the federal poverty level. Home values sit at a median of $242,000, with monthly rent averaging $860. The homeownership rate of 82.5% is higher than the national rate of 64.8%.
Educational attainment in Hamilton County reflects 26.9% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 13.7% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 22.2 minutes each way.
Hamilton County Population History (2010-2024)
The county of Hamilton County had a population of 4,852 in 2010 and 5,082 in 2024, a 4.7% growth over 14 years. The peak was 5,114 in 2021. Average annual growth rate: 0.40%.
5,082
Population (2024)
4,852
Population (2010)
5,114
Peak (2021)
0.40%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 4,852 |
| 2011 | 4,827 |
| 2012 | 4,803 |
| 2013 | 4,766 |
| 2014 | 4,701 |
| 2015 | 4,700 |
| 2016 | 4,558 |
| 2017 | 4,477 |
| 2018 | 4,453 |
| 2019 | 4,438 |
| 2020 | 5,070 |
| 2021 | 5,114 |
| 2022 | 5,108 |
| 2023 | 5,070 |
| 2024 | 5,082 |
Race & Ethnicity
| White | 92.0% |
| Black or African American | 1.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.7% |
| Two or More Races | 0.0% |
Age & Sex
57.2
Median Age
49.7%
Female
50.3%
Male
32.7%
Age 65+
Age Distribution
Children (under 15): 10.3% · Seniors (65+): 32.7%
Income & Poverty
| Median household income | $68,950$-15,628 vs state |
| Mean household income | $90,814 |
| Per-capita income | $41,820 |
| Poverty rate | 3.4%-6.4% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 49.3% |
Top Industries by Employment
The largest employment sector in Hamilton County is professional & business services, accounting for 22.2% of workers.
How residents commute
0.9%
Drive alone
7.6%
Carpool
74.4%
Public transit
13.7%
Work from home
22.2 min
Avg commute
Housing
$242,000$-161,000 vs state
Median home value
$860
Median rent
82.5%
Homeownership rate
7,893
Total housing units
26.7%
Occupied
73.3%
Vacant
17.5%
Renter-occupied
Social & access
96.2%
With health insurance
93.4%
With broadband internet
21.4%
Foreign-born
9.3%
Veterans (18+)
15.8%
With a disability
98.4%
Speak language other than English at home
Education
89.3%
High School+
26.9%
Bachelor's+
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County rankings
Frequently Asked Questions
Hamilton County, New York has a population of 5,102 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 62nd-largest county in New York. Population density is 3 people per square mile.
The population of Hamilton County has grown 4.7% since 2010 (4,852 → 5,082), a +0.33% annualized rate.
The median household income in Hamilton County, New York is $68,950, with mean (average) household income of $90,814 and per-capita income of $41,820. 3.4% of residents live below the federal poverty level.
In Hamilton County, the largest racial and ethnic groups are White (92.0%), Hispanic or Latino (1.7%), Black or African American (1.0%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Hamilton County, New York is 57.2 years. Residents are 49.7% female and 50.3% male.
The median home value in Hamilton County is $242,000 and median monthly rent is $860. 82.5% of occupied housing units are owner-occupied. The county has 7,893 total housing units, 73.3% of which are vacant.
The largest employment sector in Hamilton County, New York is professional, scientific, and management services, employing 22.2% of workers. The unemployment rate is 2.8%.
New York is among the largest cities associated with Hamilton County, New York, with a population of 8,516,202.
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Statewide data for New York
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.