Data / Population / Delaware County

Population in Delaware County

Population in Delaware County was 44,305 in 2025, according to the U.S. Census Bureau. That is down 0.4% from 2024. That is the 53rd highest of 62 counties in 2025.

2025, persons44,305
Change on 2024-0.4%
Rank53rd of 62Counties in New York ranked
Series high44,7712022
Series low44,2152020

Population in Delaware County, 2020 to 2025

CSVChart (SVG)

44.2K44.4K44.6K44.8K2020202120222023202420252020: 44,215 persons2021: 44,736 persons2022: 44,771 persons2023: 44,533 persons2024: 44,481 persons2025: 44,305 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202544,305
202444,481
202344,533
202244,771
202144,736
202044,215

Compared with New York and United States

Place2025
Delaware County44,305
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.

Use this data in your AI agent

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

What is the population in Delaware County?

Population in Delaware County was 44,305 in 2025, according to the U.S. Census Bureau. That is down 0.4% from 2024. That is the 53rd 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 Delaware County?

44,771 in 2022, the highest value since 2020 in this series.

More statistics for Delaware County

All statistics for Delaware County