Demographics of Chester County, South Carolina

Chester County, South Carolina had 33,001 people on July 1, 2025, by the Census Bureau’s estimate: +714 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.

Chester County, in four figures

33,001
Population: July 1, 2025, Vintage 2025 estimate.; +2.2%
Change since July 2020: +714 people.; 42.4 ±0.4
Median age: ACS 2020–⁠2024.; $52,458 ±$3,357
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.

Chester County, South Carolina's population grew 2.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Chester County, South Carolina'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).

Source: The Census Bureau

About this chart

The figures

Chester County, South Carolina's population grew 2.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Chester County, South Carolina'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	32,287	100.0	100.0
2021	32,169	99.6	100.2
2022	31,986	99.1	100.7
2023	32,227	99.8	101.6
2024	32,547	100.8	102.5
2025	33,001	102.2	103.1

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Population of Chester County, South Carolina on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	32,287	−11	−63	0	+48
2021	32,169	−118	−196	+5	+47
2022	31,986	−183	−251	+26	+57
2023	32,227	+241	−167	+18	+383
2024	32,547	+320	−87	+33	+372
2025	33,001	+454	−58	+2	+515

Age, 2020–2024

The median age is 42.4 ±0.4: for men 41.2 ±1.2 and for women 43.0 ±0.5. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Chester County by age, ACS 2020–2024
Age	People	Share	South Carolina	United States
Under 5	1,733 ±63	5.4% ±0.2	5.5% ±<0.1	5.6% ±<0.1
5 to 17	5,450 ±408	16.9% ±1.3	16.0% ±0.1	16.3% ±<0.1
18 to 24	2,516 ±345	7.8% ±1.1	9.1% ±0.1	9.1% ±<0.1
25 to 44	7,520 ±407	23.4% ±1.3	25.3% ±0.1	26.9% ±<0.1
45 to 64	8,774 ±399	27.3% ±1.2	25.2% ±0.1	24.8% ±<0.1
65 and over	6,189 ±418	19.2% ±1.3	18.9% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $52,458 ±$3,357, and income per person $28,227 ±$1,617, in 2024 dollars. The median is $69,324 ±$570 in South Carolina and $80,734 ±$166 in the United States.

Households by income

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Households in Chester County by income, ACS 2020–2024
Household income	Households	Share	South Carolina	United States
Under $25,000	3,003 ±399	22.8% ±3.0	17.0% ±0.2	14.6% ±<0.1
$25,000 to $49,999	3,079 ±391	23.4% ±2.9	19.6% ±0.3	16.7% ±<0.1
$50,000 to $74,999	2,751 ±334	20.9% ±2.5	17.0% ±0.3	15.5% ±<0.1
$75,000 to $99,999	1,892 ±290	14.4% ±2.2	13.1% ±0.2	12.6% ±<0.1
$100,000 to $149,999	1,525 ±271	11.6% ±2.0	16.4% ±0.2	17.5% ±<0.1
$150,000 to $199,999	530 ±163	4.0% ±1.2	8.0% ±0.2	9.6% ±<0.1
$200,000 or more	379 ±124	2.9% ±0.9	8.9% ±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).

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Poverty rate in Chester County by age, ACS 2020–2024
Age	Below poverty	Rate	South Carolina	United States
All ages	5,983 ±842	18.7% ±2.6	14.1% ±0.2	12.5% ±0.1
Under 18	1,830 ±396	25.6% ±5.1	19.4% ±0.4	16.1% ±0.1
18 to 59	2,809 ±455	17.0% ±2.7	13.1% ±0.2	11.6% ±0.1
60 and over	1,344 ±273	16.1% ±3.2	11.6% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in Chester County, ACS 2020–2024
Measure	Chester County	South Carolina	United States
Housing units	14,807 ±46	2,443,039 ±311	143,775,355 ±10,234
Occupied	88.9% ±1.8	86.7% ±0.2	89.9% ±0.1
Vacant	11.1% ±1.7	13.3% ±0.2	10.1% ±0.1
Owner occupied	78.4% ±1.9	71.9% ±0.3	65.2% ±0.3
Renter occupied	21.6% ±2.7	28.1% ±0.3	34.8% ±0.1
Median home value	$158,300 ±$10,602	$259,000 ±$1,421	$332,700 ±$236
Median gross rent	$853 ±$66	$1,180 ±$9	$1,413 ±$2
Median year built	1980 ±3	1992 ±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

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People in Chester County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	South Carolina	United States
Hispanic or Latino	974 ±0	3.0% ±<0.1	7.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	18,579 ±124	57.7% ±0.4	61.9% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	11,102 ±338	34.5% ±1.1	24.6% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	126 ±53	0.4% ±0.2	1.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	21 to 77	0.1% to 0.2%	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 27	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	1 to 195	< 0.1% to 0.6%	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,243 ±361	3.9% ±1.1	3.7% ±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).

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People in Chester County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	South Carolina	United States
Born in the state	24,071 ±620	74.8% ±1.9	52.6% ±0.2	57.3% ±<0.1
Born in another state	7,588 ±616	23.6% ±1.9	40.4% ±0.2	26.9% ±<0.1
Born a citizen outside the states	10 to 198	< 0.1% to 0.6%	1.2% ±0.1	1.7% ±<0.1
Born abroad	419 ±170	1.3% ±0.5	5.8% ±0.1	14.1% ±<0.1
Naturalized citizens	83 to 249	0.3% to 0.8%	2.6% ±0.1	7.4% ±<0.1
Not citizens	94 to 412	0.3% to 1.3%	3.2% ±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%.

Chester County among the counties of South Carolina

29th of 46 by population, July 2025. Every one is listed on the South Carolina page.

Counties of South Carolina near Chester County in population, July 2025
County	July 2025	Change since 2020
Cherokee County	58,275	+3.6%
Chesterfield County	44,740	+3.4%
Newberry County	39,561	+4.8%
Colleton County	39,382	+2.2%
Jasper County	38,533	+32.2%
Chester County	33,001	+2.2%
Clarendon County	31,043	+0.7%
Edgefield County	29,808	+16.1%
Williamsburg County	29,662	−4.0%
Marion County	28,242	−2.9%
Dillon County	27,458	−2.9%

Elsewhere on the site

Rankings this appears in

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

Compiled automatically from Census Bureau population estimates — counties and Puerto Rico municipios, with components of change and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026