Demographics of Aiken city, South Carolina

Aiken city, South Carolina had 33,808 people on July 1, 2025, by the Census Bureau’s estimate: +1,628 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Aiken city, in four figures

33,808
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 32,521 ±32.; +5.1%
Change since July 2020: +1,628 people.; 46.6 ±3.2
Median age: ACS 2020–⁠2024.; $76,746 ±$5,591
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Aiken city, South Carolina's population grew 5.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Aiken city, 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

Aiken city, South Carolina's population grew 5.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Aiken city, 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	32,180	100.0	100.0
2021	32,276	100.3	100.2
2022	32,421	100.7	100.7
2023	32,826	102.0	101.6
2024	32,544	101.1	102.5
2025	33,808	105.1	103.1

Population of Aiken city, South Carolina on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	32,180	—
2021	32,276	+96
2022	32,421	+145
2023	32,826	+405
2024	32,544	−282
2025	33,808	+1,264

Age, 2020–2024

The median age is 46.6 ±3.2: for men 44.3 ±4.7 and for women 48.7 ±3.5. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Aiken city by age, ACS 2020–2024
Age	People	Share	South Carolina	United States
Under 5	991 ±318	3.0% ±1.0	5.5% ±<0.1	5.6% ±<0.1
5 to 17	4,627 ±583	14.2% ±1.8	16.0% ±0.1	16.3% ±<0.1
18 to 24	3,272 ±561	10.1% ±1.7	9.1% ±0.1	9.1% ±<0.1
25 to 44	6,749 ±749	20.8% ±2.3	25.3% ±0.1	26.9% ±<0.1
45 to 64	7,407 ±749	22.8% ±2.3	25.2% ±0.1	24.8% ±<0.1
65 and over	9,475 ±758	29.1% ±2.3	18.9% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $76,746 ±$5,591, and income per person $45,554 ±$3,774, 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 Aiken city by income, ACS 2020–2024
Household income	Households	Share	South Carolina	United States
Under $25,000	2,375 ±499	17.9% ±3.7	17.0% ±0.2	14.6% ±<0.1
$25,000 to $49,999	2,564 ±442	19.3% ±3.2	19.6% ±0.3	16.7% ±<0.1
$50,000 to $74,999	1,540 ±335	11.6% ±2.5	17.0% ±0.3	15.5% ±<0.1
$75,000 to $99,999	1,921 ±349	14.5% ±2.5	13.1% ±0.2	12.6% ±<0.1
$100,000 to $149,999	1,960 ±382	14.8% ±2.8	16.4% ±0.2	17.5% ±<0.1
$150,000 to $199,999	1,098 ±292	8.3% ±2.2	8.0% ±0.2	9.6% ±<0.1
$200,000 or more	1,817 ±364	13.7% ±2.7	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 Aiken city by age, ACS 2020–2024
Age	Below poverty	Rate	South Carolina	United States
All ages	5,322 ±850	17.0% ±2.7	14.1% ±0.2	12.5% ±0.1
Under 18	1,611 ±424	29.0% ±6.8	19.4% ±0.4	16.1% ±0.1
18 to 59	2,252 ±543	15.8% ±3.6	13.1% ±0.2	11.6% ±0.1
60 and over	1,459 ±320	12.7% ±2.6	11.6% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in Aiken city, ACS 2020–2024
Measure	Aiken city	South Carolina	United States
Housing units	15,345 ±588	2,443,039 ±311	143,775,355 ±10,234
Occupied	86.5% ±2.1	86.7% ±0.2	89.9% ±0.1
Vacant	13.5% ±2.5	13.3% ±0.2	10.1% ±0.1
Owner occupied	68.1% ±3.8	71.9% ±0.3	65.2% ±0.3
Renter occupied	31.9% ±4.7	28.1% ±0.3	34.8% ±0.1
Median home value	$286,800 ±$14,782	$259,000 ±$1,421	$332,700 ±$236
Median gross rent	$1,180 ±$54	$1,180 ±$9	$1,413 ±$2
Median year built	1989 ±2	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 Aiken city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	South Carolina	United States
Hispanic or Latino	1,522 ±337	4.7% ±1.0	7.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	19,241 ±1,119	59.2% ±3.4	61.9% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	9,800 ±1,153	30.1% ±3.5	24.6% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	564 ±255	1.7% ±0.8	1.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 141	0% to 0.4%	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 35	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	8 to 394	< 0.1% to 1.2%	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,111 ±314	3.4% ±1.0	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 Aiken city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	South Carolina	United States
Born in the state	11,725 ±895	36.1% ±2.8	52.6% ±0.2	57.3% ±<0.1
Born in another state	19,042 ±912	58.6% ±2.8	40.4% ±0.2	26.9% ±<0.1
Born a citizen outside the states	682 ±233	2.1% ±0.7	1.2% ±0.1	1.7% ±<0.1
Born abroad	1,072 ±300	3.3% ±0.9	5.8% ±0.1	14.1% ±<0.1
Naturalized citizens	668 ±243	2.1% ±0.7	2.6% ±0.1	7.4% ±<0.1
Not citizens	178 to 630	0.5% to 1.9%	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%.

Aiken city among the places of South Carolina

16th of 102 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the South Carolina page.

Places of South Carolina near Aiken city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Florence city	40,408 ±41
Spartanburg city	38,910 ±55
Myrtle Beach city	38,371 ±79
Hilton Head Island town	37,911 ±43
Bluffton town	33,157 ±35
Aiken city	32,521 ±32
Fort Mill town	30,775 ±44
Anderson city	30,051 ±58
Conway city	27,263 ±38
Mauldin city	27,055 ±47
Carolina Forest CDP	26,263 ±2,009

Elsewhere on the site

Reported crime in Aiken city, South Carolina

Rankings this appears in

Sources

Census Bureau population estimates — incorporated places and New England towns — 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 — incorporated places and New England towns 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