Union County, Georgia Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 76th-largest in Georgia
The population of Union County, Georgia is 25,598 as of the 2023 American Community Survey, making it the 76th-largest county in Georgia. The median household income is $65,697, the median home value is $272,600, and the median age is 55.9.
The population of Union County has grown 29.1% since 2010 (21,384 → 27,601), a +1.84% annualized rate.
25,598
Population
+1.84%
Annual growth
79
People / sq mi
$65,697
Median Income
$272,600
Median Home Value
Union County covers 322 sq mi of land at 79.5 people per square mile.
About Union County, GA
Union County skews on age — the median resident is 55.9, older than the national median. With 25,598 residents, Union County is a county in Georgia.
The typical household here earns about $65,697, below the US median of $78,538. About 7.3% of residents live below the federal poverty level, below the national 12.4%. A typical home is worth $272,600, with typical rent around $842.
Degree attainment is mid-range for US counties: 25.7% of adults hold a four-year degree, below the national 35.0%. About 9.9% of the workforce is home-based, below the national 14.0%, and the average commute runs about 22 minutes each way.
The age structure shapes everything downstream in Union County — from housing demand to the mix of working-age earners reflected in the income figures above.
Union County Population History (2010-2024)
The county of Union County had a population of 21,384 in 2010 and 27,601 in 2024, a 29.1% growth over 14 years. The peak was 27,601 in 2024. Average annual growth rate: 1.85%.
27,601
Population (2024)
21,384
Population (2010)
27,601
Peak (2024)
1.85%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 21,384 |
| 2011 | 21,265 |
| 2012 | 21,342 |
| 2013 | 21,440 |
| 2014 | 21,782 |
| 2015 | 22,029 |
| 2016 | 22,664 |
| 2017 | 23,406 |
| 2018 | 23,961 |
| 2019 | 24,606 |
| 2020 | 24,801 |
| 2021 | 25,605 |
| 2022 | 26,400 |
| 2023 | 27,115 |
| 2024 | 27,601 |
Race & Ethnicity
| White | 93.5% |
| Black or African American | 0.9% |
| Asian | 0.1% |
| Hispanic or Latino (any race) | 1.9% |
| Two or More Races | 0.0% |
Age & Sex
55.9
Median Age
50.4%
Female
49.6%
Male
33.9%
Age 65+
Age Distribution
Children (under 15): 12.5% · Seniors (65+): 33.9%
Income & Poverty
| Median household income | $65,697$-8,967 vs state |
| Mean household income | $93,705 |
| Per-capita income | $40,312 |
| Poverty rate | 7.3%-2.6% vs state |
| Unemployment rate | 1.6% |
| Employment-to-population | 43.7% |
Top Industries by Employment
The largest employment sector in Union County is professional & business services, accounting for 23.6% of workers.
How residents commute
0.5%
Drive alone
0.5%
Carpool
80.0%
Public transit
9.9%
Work from home
22.2 min
Avg commute
Housing
$272,600$-300 vs state
Median home value
$842
Median rent
82.7%
Homeownership rate
14,952
Total housing units
73.6%
Occupied
26.4%
Vacant
17.3%
Renter-occupied
Social & access
87.3%
With health insurance
91.5%
With broadband internet
55.5%
Foreign-born
11.4%
Veterans (18+)
21.0%
With a disability
96.3%
Speak language other than English at home
Education
88.8%
High School+
25.7%
Bachelor's+
Largest cities in Georgia
Other counties in Georgia
Part of Georgia
Metro areas in Georgia
County rankings
Frequently Asked Questions
Union County, Georgia has a population of 25,598 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 76th-largest county in Georgia. Population density is 79 people per square mile.
The population of Union County has grown 29.1% since 2010 (21,384 → 27,601), a +1.84% annualized rate.
The median household income in Union County, Georgia is $65,697, with mean (average) household income of $93,705 and per-capita income of $40,312. 7.3% of residents live below the federal poverty level.
In Union County, the largest racial and ethnic groups are White (93.5%), Hispanic or Latino (1.9%), Black or African American (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Union County, Georgia is 55.9 years. Residents are 50.4% female and 49.6% male.
The median home value in Union County is $272,600 and median monthly rent is $842. 82.7% of occupied housing units are owner-occupied. The county has 14,952 total housing units, 26.4% of which are vacant.
The largest employment sector in Union County, Georgia is professional, scientific, and management services, employing 23.6% of workers. The unemployment rate is 1.6%.
Atlanta is among the largest cities associated with Union County, Georgia, with a population of 499,287.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.