Simpson County, Mississippi Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 35th-largest in Mississippi
The population of Simpson County, Mississippi is 25,817 as of the 2023 American Community Survey, making it the 35th-largest county in Mississippi. The median household income is $54,111, the median home value is $111,600, and the median age is 41.0.
The population of Simpson County has declined 7.0% since 2010 (27,527 → 25,597), a -0.52% annualized rate.
25,817
Population
-0.52%
Annual growth
44
People / sq mi
$54,111
Median Income
$111,600
Median Home Value
Simpson County covers 589 sq mi of land at 43.8 people per square mile.
About Simpson County, MS
Simpson County is a county in Mississippi with a population of 25,817. It ranks #35 among counties in Mississippi by population. The median age is 41.0, older than the national median. The population is 48.5% male and 51.5% female.
The median household income in Simpson County is $54,111, below the US median of $74,580. 14.8% of residents live below the federal poverty level. Home values sit at a median of $111,600, with monthly rent averaging $819. The homeownership rate of 80.5% is higher than the national rate of 64.8%.
Educational attainment in Simpson County reflects 16.5% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 3.6% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 30.2 minutes each way.
Simpson County Population History (2010-2024)
The county of Simpson County had a population of 27,527 in 2010 and 25,597 in 2024, a -7.0% growth over 14 years. The peak was 27,534 in 2013. Average annual growth rate: -0.51%.
25,597
Population (2024)
27,527
Population (2010)
27,534
Peak (2013)
-0.51%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 27,527 |
| 2011 | 27,407 |
| 2012 | 27,426 |
| 2013 | 27,534 |
| 2014 | 27,517 |
| 2015 | 27,177 |
| 2016 | 27,001 |
| 2017 | 26,917 |
| 2018 | 26,739 |
| 2019 | 26,803 |
| 2020 | 25,890 |
| 2021 | 25,699 |
| 2022 | 25,615 |
| 2023 | 25,653 |
| 2024 | 25,597 |
Race & Ethnicity
| White | 61.2% |
| Black or African American | 35.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.5% |
| Two or More Races | 0.2% |
Age & Sex
41.0
Median Age
51.5%
Female
48.5%
Male
18.6%
Age 65+
Age Distribution
Children (under 15): 18.8% · Seniors (65+): 18.6%
Income & Poverty
| Median household income | $54,111$-804 vs state |
| Mean household income | $77,692 |
| Per-capita income | $29,599 |
| Poverty rate | 14.8%+0.5% vs state |
| Unemployment rate | 2.7% |
| Employment-to-population | 49.8% |
Top Industries by Employment
The largest employment sector in Simpson County is professional & business services, accounting for 25.2% of workers.
How residents commute
1.1%
Drive alone
2.6%
Carpool
78.5%
Public transit
3.6%
Work from home
30.2 min
Avg commute
Housing
$111,600$-49,800 vs state
Median home value
$819
Median rent
80.5%
Homeownership rate
11,661
Total housing units
82.1%
Occupied
17.9%
Vacant
19.5%
Renter-occupied
Social & access
88.3%
With health insurance
89.1%
With broadband internet
10.8%
Foreign-born
6.0%
Veterans (18+)
21.1%
With a disability
97.5%
Speak language other than English at home
Education
81.7%
High School+
16.5%
Bachelor's+
Largest cities in Mississippi
Other counties in Mississippi
Part of Mississippi
Metro areas in Mississippi
County rankings
Frequently Asked Questions
Simpson County, Mississippi has a population of 25,817 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 35th-largest county in Mississippi. Population density is 44 people per square mile.
The population of Simpson County has declined 7.0% since 2010 (27,527 → 25,597), a -0.52% annualized rate.
The median household income in Simpson County, Mississippi is $54,111, with mean (average) household income of $77,692 and per-capita income of $29,599. 14.8% of residents live below the federal poverty level.
In Simpson County, the largest racial and ethnic groups are White (61.2%), Black or African American (35.5%), Hispanic or Latino (0.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Simpson County, Mississippi is 41.0 years. Residents are 51.5% female and 48.5% male.
The median home value in Simpson County is $111,600 and median monthly rent is $819. 80.5% of occupied housing units are owner-occupied. The county has 11,661 total housing units, 17.9% of which are vacant.
The largest employment sector in Simpson County, Mississippi is professional, scientific, and management services, employing 25.2% of workers. The unemployment rate is 2.7%.
Jackson is among the largest cities associated with Simpson County, Mississippi, with a population of 149,827.
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Statewide data for Mississippi
Population, race, income, age, and trends across Mississippi
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.