Aiken County Population

1880–2026

184.67K

2026 projection

9.2% since 2020 (increase)

050K100K150K200K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Aiken County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026184,667+3,1521.74%
2025181,515+3,1521.77%
2024178,363+2,0271.15%
2023176,336+2,7911.61%
2022173,545+2,5191.47%
2021171,026+1,8561.10%
2020169,170-2,1301.24%
2019171,300+1,5970.94%
2018169,703+1,1930.71%
2017168,510+1,1820.71%

Showing 10 of 29 years.

Aiken County Demographics

42median age

Median age

Female43.3 yrs
Male40.8 yrs

Adults

136,781
36,156 seniors (65+) · 26% of adults100,625 other adults

Sex

Female 51.6% · 89,791Male 48.4% · 84,369

Population by age

MaleFemale85+ years, male: 1,47785+ years, female: 2,42080–84 years, male: 1,76380–84 years, female: 2,23675–79 years, male: 3,20575–79 years, female: 3,67070–74 years, male: 3,96570–74 years, female: 5,00265–69 years, male: 5,88265–69 years, female: 6,53660–64 years, male: 5,95860–64 years, female: 6,77255–59 years, male: 5,66355–59 years, female: 5,60050–54 years, male: 5,13250–54 years, female: 5,62145–49 years, male: 4,81545–49 years, female: 4,97740–44 years, male: 5,14040–44 years, female: 5,72435–39 years, male: 5,03735–39 years, female: 5,05730–34 years, male: 5,52130–34 years, female: 5,93225–29 years, male: 5,26625–29 years, female: 5,21120–24 years, male: 4,68520–24 years, female: 4,85915–19 years, male: 5,31415–19 years, female: 5,10010–14 years, male: 6,04910–14 years, female: 4,8255–9 years, male: 4,6225–9 years, female: 5,3600–4 years, male: 4,8750–4 years, female: 4,88985+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–42K2K4K4K6K6K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 1,742 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Aiken County Income

$70,609median household income

Median household income

$70,609

Half of households earn more, half earn less

Median earnings

$47,026

Typical yearly pay for a worker 25 or older.

Poverty rate

14.3%

About 1 in 7 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Aiken County Marital Status

51% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married51%53%48%
Never married28%31%26%
Divorced12%11%12%
Widowed7%3%10%
Separated3%2%3%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year