Marion County, Georgia Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 142nd-largest in Georgia
The population of Marion County, Georgia is 7,474 as of the 2023 American Community Survey, making it the 142nd-largest county in Georgia. The median household income is $50,484, the median home value is $122,100, and the median age is 43.9.
The population of Marion County has declined 12.7% since 2010 (8,741 → 7,635), a -0.96% annualized rate.
7,474
Population
-0.96%
Annual growth
20
People / sq mi
$50,484
Median Income
$122,100
Median Home Value
Marion County covers 366 sq mi of land at 20.4 people per square mile.
About Marion County, GA
Marion County is a county in Georgia with a population of 7,474. It ranks #142 among counties in Georgia by population. The median age is 43.9, older than the national median. The population is 48.0% male and 52.0% female.
The median household income in Marion County is $50,484, below the US median of $74,580. 12.5% of residents live below the federal poverty level. Home values sit at a median of $122,100, with monthly rent averaging $717. The homeownership rate of 77.1% is higher than the national rate of 64.8%.
Educational attainment in Marion County reflects 13.6% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 6.8% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 33.1 minutes each way.
Marion County Population History (2010-2024)
The county of Marion County had a population of 8,741 in 2010 and 7,635 in 2024, a -12.7% growth over 14 years. The peak was 8,741 in 2010. Average annual growth rate: -0.92%.
7,635
Population (2024)
8,741
Population (2010)
8,741
Peak (2010)
-0.92%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 8,741 |
| 2011 | 8,699 |
| 2012 | 8,672 |
| 2013 | 8,581 |
| 2014 | 8,636 |
| 2015 | 8,561 |
| 2016 | 8,490 |
| 2017 | 8,438 |
| 2018 | 8,392 |
| 2019 | 8,413 |
| 2020 | 7,528 |
| 2021 | 7,431 |
| 2022 | 7,464 |
| 2023 | 7,485 |
| 2024 | 7,635 |
Race & Ethnicity
| White | 59.1% |
| Black or African American | 28.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.9% |
| Two or More Races | 0.0% |
Age & Sex
43.9
Median Age
52.0%
Female
48.0%
Male
21.3%
Age 65+
Age Distribution
Children (under 15): 17.8% · Seniors (65+): 21.3%
Income & Poverty
| Median household income | $50,484$-24,180 vs state |
| Mean household income | $65,397 |
| Per-capita income | $27,096 |
| Poverty rate | 12.5%+2.6% vs state |
| Unemployment rate | 2.2% |
| Employment-to-population | 49.8% |
Top Industries by Employment
The largest employment sector in Marion County is manufacturing, accounting for 19.5% of workers.
How residents commute
0.4%
Drive alone
0.3%
Carpool
75.4%
Public transit
6.8%
Work from home
33.1 min
Avg commute
Housing
$122,100$-150,800 vs state
Median home value
$717
Median rent
77.1%
Homeownership rate
3,541
Total housing units
83.3%
Occupied
16.7%
Vacant
22.9%
Renter-occupied
Social & access
82.4%
With health insurance
84.8%
With broadband internet
23.9%
Foreign-born
10.2%
Veterans (18+)
22.0%
With a disability
91.3%
Speak language other than English at home
Education
76.2%
High School+
13.6%
Bachelor's+
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County rankings
Frequently Asked Questions
Marion County, Georgia has a population of 7,474 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 142nd-largest county in Georgia. Population density is 20 people per square mile.
The population of Marion County has declined 12.7% since 2010 (8,741 → 7,635), a -0.96% annualized rate.
The median household income in Marion County, Georgia is $50,484, with mean (average) household income of $65,397 and per-capita income of $27,096. 12.5% of residents live below the federal poverty level.
In Marion County, the largest racial and ethnic groups are White (59.1%), Black or African American (28.8%), Hispanic or Latino (1.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Marion County, Georgia is 43.9 years. Residents are 52.0% female and 48.0% male.
The median home value in Marion County is $122,100 and median monthly rent is $717. 77.1% of occupied housing units are owner-occupied. The county has 3,541 total housing units, 16.7% of which are vacant.
The largest employment sector in Marion County, Georgia is manufacturing, employing 19.5% of workers. The unemployment rate is 2.2%.
Atlanta is among the largest cities associated with Marion 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.