Decatur County, Georgia Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 63rd-largest in Georgia
The population of Decatur County, Georgia is 29,118 as of the 2023 American Community Survey, making it the 63rd-largest county in Georgia. The median household income is $50,485, the median home value is $146,200, and the median age is 38.7.
The population of Decatur County has grown 5.7% since 2010 (27,815 → 29,391), a +0.39% annualized rate.
29,118
Population
+0.39%
Annual growth
49
People / sq mi
$50,485
Median Income
$146,200
Median Home Value
Decatur County covers 597 sq mi of land at 48.8 people per square mile.
About Decatur County, GA
What sets Decatur County apart is where people work — remote work is unusually rare here, at 2.8% versus 14.0% nationally. With 29,118 residents, Decatur County is a county in Georgia.
The typical household earns $50,485, below the US median of $78,538. Poverty is among the highest of comparable US counties: 20.8%, above the national 12.4%. Median home value is $146,200, with typical rent around $860.
Degree attainment is on the lower side for US counties: 14.6% of adults hold a bachelor’s degree, below the national 35.0%. Home-based work is uncommon, at 2.8%, below the national 14.0%, and the average commute runs about 20 minutes each way.
Decatur County Population History (2010-2024)
The county of Decatur County had a population of 27,815 in 2010 and 29,391 in 2024, a 5.7% growth over 14 years. The peak was 29,391 in 2024. Average annual growth rate: 0.43%.
29,391
Population (2024)
27,815
Population (2010)
29,391
Peak (2024)
0.43%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 27,815 |
| 2011 | 27,655 |
| 2012 | 27,449 |
| 2013 | 27,401 |
| 2014 | 27,183 |
| 2015 | 27,063 |
| 2016 | 26,682 |
| 2017 | 26,727 |
| 2018 | 26,613 |
| 2019 | 26,496 |
| 2020 | 29,326 |
| 2021 | 29,097 |
| 2022 | 29,038 |
| 2023 | 29,124 |
| 2024 | 29,391 |
Race & Ethnicity
| White | 50.0% |
| Black or African American | 42.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.4% |
| Two or More Races | 0.0% |
Age & Sex
38.7
Median Age
51.8%
Female
48.2%
Male
16.8%
Age 65+
Age Distribution
Children (under 15): 20.3% · Seniors (65+): 16.8%
Income & Poverty
| Median household income | $50,485$-24,179 vs state |
| Mean household income | $67,257 |
| Per-capita income | $26,544 |
| Poverty rate | 20.8%+10.9% vs state |
| Unemployment rate | 3.6% |
| Employment-to-population | 48.6% |
Top Industries by Employment
The largest employment sector in Decatur County is professional & business services, accounting for 22.9% of workers.
How residents commute
0.3%
Drive alone
0.8%
Carpool
82.0%
Public transit
2.8%
Work from home
19.5 min
Avg commute
Housing
$146,200$-126,700 vs state
Median home value
$860
Median rent
61.8%
Homeownership rate
13,106
Total housing units
79.9%
Occupied
20.1%
Vacant
38.2%
Renter-occupied
Social & access
85.0%
With health insurance
83.8%
With broadband internet
24.3%
Foreign-born
5.8%
Veterans (18+)
16.7%
With a disability
93.7%
Speak language other than English at home
Education
83.1%
High School+
14.6%
Bachelor's+
Largest cities in Georgia
Other counties in Georgia
Part of Georgia
Metro areas in Georgia
County rankings
Frequently Asked Questions
Decatur County, Georgia has a population of 29,118 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 63rd-largest county in Georgia. Population density is 49 people per square mile.
The population of Decatur County has grown 5.7% since 2010 (27,815 → 29,391), a +0.39% annualized rate.
The median household income in Decatur County, Georgia is $50,485, with mean (average) household income of $67,257 and per-capita income of $26,544. 20.8% of residents live below the federal poverty level.
In Decatur County, the largest racial and ethnic groups are White (50.0%), Black or African American (42.0%), Hispanic or Latino (1.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Decatur County, Georgia is 38.7 years. Residents are 51.8% female and 48.2% male.
The median home value in Decatur County is $146,200 and median monthly rent is $860. 61.8% of occupied housing units are owner-occupied. The county has 13,106 total housing units, 20.1% of which are vacant.
The largest employment sector in Decatur County, Georgia is professional, scientific, and management services, employing 22.9% of workers. The unemployment rate is 3.6%.
Atlanta is among the largest cities associated with Decatur County, Georgia, with a population of 499,287.
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Statewide data for Georgia
Population, race, income, age, and trends across Georgia
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.