Data / Population / Jay County

Population in Jay County

Population in Jay County was 20,118 in 2025, according to the U.S. Census Bureau. That is down 0.7% from 2024. That is the 71st highest of 92 counties in 2025.

2025, persons20,118
Change on 2024-0.7%
Rank71st of 92Counties in Indiana ranked
Series high20,4802020
Series low20,0972023

Population in Jay County, 2020 to 2025

CSVChart (SVG)

20K20.1K20.2K20.3K20.4K20.5K2020202120222023202420252020: 20,480 persons2021: 20,294 persons2022: 20,138 persons2023: 20,097 persons2024: 20,259 persons2025: 20,118 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202520,118
202420,259
202320,097
202220,138
202120,294
202020,480

Compared with Indiana and United States

Place2025
Jay County20,118
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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What is the latest population in Jay County? Cite the source.
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Questions

What is the population in Jay County?

Population in Jay County was 20,118 in 2025, according to the U.S. Census Bureau. That is down 0.7% from 2024. That is the 71st 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 Jay County?

20,480 in 2020, the highest value since 2020 in this series.

More statistics for Jay County

All statistics for Jay County