Data / Population / Hamilton County

Population in Hamilton County

Population in Hamilton County was 5,006 in 2025, according to the U.S. Census Bureau. That is down 1.5% from 2024. That is the 62nd highest of 62 counties in 2025.

2025, persons5,006
Change on 2024-1.5%
Rank62nd of 62Counties in New York ranked
Series high5,1092021
Series low5,0062025

Population in Hamilton County, 2020 to 2025

CSVChart (SVG)

5,0005,0255,0505,0755,1005,1252020202120222023202420252020: 5,073 persons2021: 5,109 persons2022: 5,102 persons2023: 5,068 persons2024: 5,083 persons2025: 5,006 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
20255,006
20245,083
20235,068
20225,102
20215,109
20205,073

Compared with New York and United States

Place2025
Hamilton County5,006
New York20,002,427
United States341,784,857

Rankings

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A. The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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What is the latest population in Hamilton County? Cite the source.
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Questions

What is the population in Hamilton County?

Population in Hamilton County was 5,006 in 2025, according to the U.S. Census Bureau. That is down 1.5% from 2024. That is the 62nd highest of 62 counties in 2025.

Where does this figure come from?

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). Retrieved by Invokely on 2026-10-08.

What was the highest population in Hamilton County?

5,109 in 2021, the highest value since 2020 in this series.

More statistics for Hamilton County

All statistics for Hamilton County