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 skews on age — the median resident is 57.2, older than the national median. With 5,102 residents, Hamilton County is a county in New York.
Household earnings are middling, with a median of $68,950 — below the US median of $78,538. Very few residents live in poverty — 3.4%, below the national 12.4%. A typical home is worth $242,000, with typical rent around $860.
About 26.9% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. A solid 13.7% of workers are based at home, close to the national 14.0%, and the average commute runs about 22 minutes each way.
The age structure shapes everything downstream in Hamilton County — from housing demand to the mix of working-age earners reflected in the income figures above.
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.
Hamilton County, NY Climate
Hamilton County, NY has an average annual temperature of 3.7°C (39°F) and receives about 1322 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
3.7°C
Avg Temp
1322
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -11° / 12° | 101 mm |
| February | -9° / 15° | 83 mm |
| March | -4° / 24° | 101 mm |
| April | 2° / 36° | 100 mm |
| May | 10° / 50° | 113 mm |
| June | 14° / 58° | 112 mm |
| July | 17° / 62° | 114 mm |
| August | 16° / 61° | 124 mm |
| September | 12° / 53° | 124 mm |
| October | 6° / 42° | 112 mm |
| November | 0° / 31° | 126 mm |
| December | -7° / 19° | 112 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Hamilton County, NY
The most comfortable months to visit Hamilton County, NY are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 23°C high). The coldest is January (near -17°C low). November is usually the wettest month.
Where to stay near Hamilton County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.