Data / Population / Union County

Population in Union County

Population in Union County was 27,859 in 2025, according to the U.S. Census Bureau. That is up 0.9% from 2024. That is the 71st highest of 159 counties in 2025.

2025, persons27,859
Change on 2024+0.9%
Rank71st of 159Counties in Georgia ranked
Series high27,8592025
Series low24,8082020

Population in Union County, 2020 to 2025

CSVChart (SVG)

24K25K26K27K28K2020202120222023202420252020: 24,808 persons2021: 25,612 persons2022: 26,413 persons2023: 27,132 persons2024: 27,608 persons2025: 27,859 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202527,859
202427,608
202327,132
202226,413
202125,612
202024,808

Compared with Georgia and United States

Place2025
Union County27,859
Georgia11,302,748
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 Union County? Cite the source.
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Questions

What is the population in Union County?

Population in Union County was 27,859 in 2025, according to the U.S. Census Bureau. That is up 0.9% from 2024. That is the 71st highest of 159 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 Union County?

27,859 in 2025, the highest value since 2020 in this series.

More statistics for Union County

All statistics for Union County