Data / Population / Washington County

Population in Washington County

Population in Washington County was 28,383 in 2025, according to the U.S. Census Bureau. That is up 0.1% from 2024. That is the 57th highest of 92 counties in 2025.

2025, persons28,383
Change on 2024+0.1%
Rank57th of 92Counties in Indiana ranked
Series high28,3832025
Series low28,1252021

Population in Washington County, 2020 to 2025

CSVChart (SVG)

28.1K28.2K28.3K28.4K2020202120222023202420252020: 28,230 persons2021: 28,125 persons2022: 28,152 persons2023: 28,185 persons2024: 28,358 persons2025: 28,383 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202528,383
202428,358
202328,185
202228,152
202128,125
202028,230

Compared with Indiana and United States

Place2025
Washington County28,383
Indiana6,973,333
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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Questions

What is the population in Washington County?

Population in Washington County was 28,383 in 2025, according to the U.S. Census Bureau. That is up 0.1% from 2024. That is the 57th highest of 92 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?

28,383 in 2025, the highest value since 2020 in this series.

More statistics for Washington County

All statistics for Washington County