Copiah County, Mississippi Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 31st-largest in Mississippi
The population of Copiah County, Mississippi is 27,994 as of the 2023 American Community Survey, making it the 31st-largest county in Mississippi. The median household income is $47,994, the median home value is $105,600, and the median age is 39.8.
The population of Copiah County has declined 6.5% since 2010 (29,436 → 27,536), a -0.48% annualized rate.
27,994
Population
-0.48%
Annual growth
36
People / sq mi
$47,994
Median Income
$105,600
Median Home Value
Copiah County covers 777 sq mi of land at 36.0 people per square mile.
About Copiah County, MS
Remote work is unusually rare in Copiah County: 3.2% of workers primarily work from home, below the 14.0% national rate. With 27,994 residents, Copiah County is a county in Mississippi. It ranks #31 among counties in Mississippi by population.
Earnings trail the nation, with the median household making $47,994, below the US median of $78,538. The poverty rate is 15.0%, above the national 12.4%. Property is affordable here, the median home worth $105,600, with typical rent around $682.
20.3% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Home-based work is uncommon, at 3.2%, below the national 14.0%, and the average commute runs about 31 minutes each way.
Copiah County Population History (2010-2024)
The county of Copiah County had a population of 29,436 in 2010 and 27,536 in 2024, a -6.5% growth over 14 years. The peak was 29,436 in 2010. Average annual growth rate: -0.47%.
27,536
Population (2024)
29,436
Population (2010)
29,436
Peak (2010)
-0.47%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 29,436 |
| 2011 | 29,280 |
| 2012 | 29,047 |
| 2013 | 28,941 |
| 2014 | 28,976 |
| 2015 | 28,868 |
| 2016 | 28,666 |
| 2017 | 28,536 |
| 2018 | 28,459 |
| 2019 | 28,099 |
| 2020 | 28,271 |
| 2021 | 27,918 |
| 2022 | 27,811 |
| 2023 | 27,737 |
| 2024 | 27,536 |
Race & Ethnicity
| White | 43.2% |
| Black or African American | 50.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Age & Sex
39.8
Median Age
52.3%
Female
47.7%
Male
18.6%
Age 65+
Age Distribution
Children (under 15): 18.5% · Seniors (65+): 18.6%
Income & Poverty
| Median household income | $47,994$-6,921 vs state |
| Mean household income | $77,936 |
| Per-capita income | $28,574 |
| Poverty rate | 15.0%+0.7% vs state |
| Unemployment rate | 3.2% |
| Employment-to-population | 47.2% |
Top Industries by Employment
The largest employment sector in Copiah County is professional & business services, accounting for 26.4% of workers.
How residents commute
0.2%
Drive alone
0.1%
Carpool
86.4%
Public transit
3.2%
Work from home
30.6 min
Avg commute
Housing
$105,600$-55,800 vs state
Median home value
$682
Median rent
74.1%
Homeownership rate
12,457
Total housing units
79.5%
Occupied
20.5%
Vacant
25.9%
Renter-occupied
Social & access
86.0%
With health insurance
87.0%
With broadband internet
12.9%
Foreign-born
5.1%
Veterans (18+)
15.4%
With a disability
97.1%
Speak language other than English at home
Education
86.3%
High School+
20.3%
Bachelor's+
Largest cities in Mississippi
Other counties in Mississippi
Part of Mississippi
Metro areas in Mississippi
County rankings
Frequently Asked Questions
Copiah County, Mississippi has a population of 27,994 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 31st-largest county in Mississippi. Population density is 36 people per square mile.
The population of Copiah County has declined 6.5% since 2010 (29,436 → 27,536), a -0.48% annualized rate.
The median household income in Copiah County, Mississippi is $47,994, with mean (average) household income of $77,936 and per-capita income of $28,574. 15.0% of residents live below the federal poverty level.
In Copiah County, the largest racial and ethnic groups are Black or African American (50.7%), White (43.2%), Hispanic or Latino (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Copiah County, Mississippi is 39.8 years. Residents are 52.3% female and 47.7% male.
The median home value in Copiah County is $105,600 and median monthly rent is $682. 74.1% of occupied housing units are owner-occupied. The county has 12,457 total housing units, 20.5% of which are vacant.
The largest employment sector in Copiah County, Mississippi is professional, scientific, and management services, employing 26.4% of workers. The unemployment rate is 3.2%.
Jackson is among the largest cities associated with Copiah County, Mississippi, with a population of 149,827.
Copiah County, MS Climate
Copiah County, MS has an average annual temperature of 17.9°C (64°F) and receives about 1510 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
17.9°C
Avg Temp
1510
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 8° / 46° | 153 mm |
| February | 10° / 50° | 135 mm |
| March | 14° / 57° | 161 mm |
| April | 18° / 64° | 147 mm |
| May | 22° / 71° | 134 mm |
| June | 26° / 78° | 109 mm |
| July | 27° / 81° | 115 mm |
| August | 27° / 80° | 97 mm |
| September | 24° / 75° | 92 mm |
| October | 18° / 65° | 93 mm |
| November | 13° / 56° | 123 mm |
| December | 9° / 49° | 151 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Copiah County, MS
The most comfortable months to visit Copiah County, MS are typically October, May and September, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 33°C high). The coldest is January (near 2°C low). March is usually the wettest month.
Where to stay near Copiah County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.