Data / Population / Washington County

Population in Washington County

Population in Washington County was 12,368 in 2025, according to the U.S. Census Bureau. That is up 0.5% from 2024. That is the 91st highest of 120 counties in 2025.

2025, persons12,368
Change on 2024+0.5%
Rank91st of 120Counties in Kentucky ranked
Series high12,3682025
Series low12,0422020

Population in Washington County, 2020 to 2025

CSVChart (SVG)

12K12.1K12.2K12.3K12.4K2020202120222023202420252020: 12,042 persons2021: 12,081 persons2022: 12,067 persons2023: 12,266 persons2024: 12,310 persons2025: 12,368 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202512,368
202412,310
202312,266
202212,067
202112,081
202012,042

Compared with Kentucky and United States

Place2025
Washington County12,368
Kentucky4,606,864
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 Washington County? Cite the source.
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Questions

What is the population in Washington County?

Population in Washington County was 12,368 in 2025, according to the U.S. Census Bureau. That is up 0.5% from 2024. That is the 91st highest of 120 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 Washington County?

12,368 in 2025, the highest value since 2020 in this series.

More statistics for Washington County

All statistics for Washington County