Demographics of Warren County, Mississippi

Warren County, Mississippi had 41,759 people on July 1, 2025, by the Census Bureau’s estimate: −2,789 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Warren County, in four figures

41,759
Population: July 1, 2025, Vintage 2025 estimate.; −6.3%
Change since July 2020: −2,789 people.; 40.8 ±0.5
Median age: ACS 2020–⁠2024.; $59,401 ±$3,053
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Warren County, Mississippi's population shrank 6.3% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Warren County, Mississippi's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Warren County, Mississippi's population shrank 6.3% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Warren County, Mississippi's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	44,548	100.0	100.0
2021	43,454	97.5	100.2
2022	42,694	95.8	100.7
2023	42,379	95.1	101.6
2024	42,138	94.6	102.5
2025	41,759	93.7	103.1

3 more columns on a wider screen

Population of Warren County, Mississippi on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	44,548	−168	−18	+1	−140
2021	43,454	−1,094	−217	+14	−857
2022	42,694	−760	−164	+81	−692
2023	42,379	−315	−10	+33	−340
2024	42,138	−241	−45	+25	−223
2025	41,759	−379	−46	+6	−339

Age, 2020–2024

The median age is 40.8 ±0.5: for men 39.1 ±0.8 and for women 41.6 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

2 more columns on a wider screen

People in Warren County by age, ACS 2020–2024
Age	People	Share	Mississippi	United States
Under 5	2,546 ±52	5.9% ±0.1	6.0% ±<0.1	5.6% ±<0.1
5 to 17	7,569 ±478	17.6% ±1.1	17.4% ±0.1	16.3% ±<0.1
18 to 24	3,423 ±422	8.0% ±1.0	9.8% ±0.1	9.1% ±<0.1
25 to 44	10,336 ±459	24.0% ±1.1	25.1% ±0.2	26.9% ±<0.1
45 to 64	10,991 ±507	25.5% ±1.2	24.6% ±0.2	24.8% ±<0.1
65 and over	8,155 ±553	19.0% ±1.3	17.2% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $59,401 ±$3,053, and income per person $34,305 ±$1,864, in 2024 dollars. The median is $56,447 ±$539 in Mississippi and $80,734 ±$166 in the United States.

Households by income

2 more columns on a wider screen

Households in Warren County by income, ACS 2020–2024
Household income	Households	Share	Mississippi	United States
Under $25,000	3,575 ±509	21.3% ±3.0	23.1% ±0.4	14.6% ±<0.1
$25,000 to $49,999	3,579 ±506	21.3% ±3.0	22.0% ±0.4	16.7% ±<0.1
$50,000 to $74,999	2,586 ±396	15.4% ±2.3	16.5% ±0.3	15.5% ±<0.1
$75,000 to $99,999	2,245 ±432	13.4% ±2.5	12.0% ±0.3	12.6% ±<0.1
$100,000 to $149,999	2,225 ±321	13.3% ±1.9	14.4% ±0.3	17.5% ±<0.1
$150,000 to $199,999	1,130 ±256	6.7% ±1.5	6.2% ±0.2	9.6% ±<0.1
$200,000 or more	1,432 ±296	8.5% ±1.7	5.8% ±0.2	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

2 more columns on a wider screen

Poverty rate in Warren County by age, ACS 2020–2024
Age	Below poverty	Rate	Mississippi	United States
All ages	8,287 ±1,084	19.5% ±2.6	18.9% ±0.3	12.5% ±0.1
Under 18	3,184 ±498	32.0% ±4.3	26.0% ±0.6	16.1% ±0.1
18 to 59	3,607 ±651	16.7% ±2.9	17.4% ±0.3	11.6% ±0.1
60 and over	1,496 ±292	13.7% ±2.6	15.2% ±0.4	11.0% ±<0.1

Housing, 2020–2024

1 more column on a wider screen

Housing in Warren County, ACS 2020–2024
Measure	Warren County	Mississippi	United States
Housing units	21,566 ±25	1,341,114 ±478	143,775,355 ±10,234
Occupied	77.8% ±2.1	85.4% ±0.3	89.9% ±0.1
Vacant	22.2% ±2.1	14.6% ±0.3	10.1% ±0.1
Owner occupied	69.9% ±2.5	70.0% ±0.4	65.2% ±0.3
Renter occupied	30.1% ±3.2	30.0% ±0.4	34.8% ±0.1
Median home value	$156,400 ±$13,008	$169,800 ±$1,198	$332,700 ±$236
Median gross rent	$888 ±$78	$954 ±$8	$1,413 ±$2
Median year built	1978 ±2	1986 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

2 more columns on a wider screen

People in Warren County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Mississippi	United States
Hispanic or Latino	918 ±0	2.1% ±<0.1	3.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	19,954 ±117	46.4% ±0.3	55.2% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	20,909 ±337	48.6% ±0.8	36.3% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	128 to 382	0.3% to 0.9%	1.0% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	19 to 101	< 0.1% to 0.2%	0.4% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 30	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 33	0% to 0.1%	0.3% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	913 ±392	2.1% ±0.9	3.0% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

2 more columns on a wider screen

People in Warren County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Mississippi	United States
Born in the state	34,537 ±731	80.3% ±1.7	70.8% ±0.3	57.3% ±<0.1
Born in another state	7,677 ±694	17.8% ±1.6	26.1% ±0.2	26.9% ±<0.1
Born a citizen outside the states	107 to 375	0.2% to 0.9%	0.7% ±<0.1	1.7% ±<0.1
Born abroad	565 ±165	1.3% ±0.4	2.4% ±0.1	14.1% ±<0.1
Naturalized citizens	356 ±128	0.8% ±0.3	1.0% ±0.1	7.4% ±<0.1
Not citizens	69 to 349	0.2% to 0.8%	1.4% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Warren County among the counties of Mississippi

17th of 82 by population, July 2025. Every one is listed on the Mississippi page.

Counties of Mississippi near Warren County in population, July 2025
County	July 2025	Change since 2020
Lafayette County	59,597	+6.6%
Pearl River County	59,363	+5.6%
Lowndes County	57,346	−2.4%
Oktibbeha County	51,896	+0.4%
Hancock County	46,873	+1.6%
Warren County	41,759	−6.3%
Washington County	40,446	−9.4%
Pike County	38,712	−3.7%
Lincoln County	35,012	+0.5%
Marshall County	34,654	+2.6%
Alcorn County	34,569	−0.5%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026