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Aiken County, SC Demographics

Aiken County, SC is the 11th most populous of 46 counties in South Carolina, with 168,808 residents across 1,071 square miles. That is about 158 people per square mile.

At the 2020 census

Population 168,808
Land area 1,071 sq mi
Density 158 / sq mi

Data: 2020 Census · American Community Survey 2024

How Aiken County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Aiken County, SC

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Aiken County, SC — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Aiken County, SC

Name Population Sq mi Per sq mi
Census Tract 205 9,244 13.4 690
Census Tract 204.01 7,216 15.5 464
Census Tract 212.05 6,839 9.2 741
Census Tract 212.01 5,996 6.7 899
Census Tract 202 5,910 96.0 62
Census Tract 207.01 5,767 4.0 1,451
Census Tract 208.02 5,712 2.9 1,973
Census Tract 216.01 5,530 18.2 304
Census Tract 216.04 5,486 6.6 830
Census Tract 215 5,121 3.4 1,522
Census Tract 213 4,908 4.3 1,137
Census Tract 201 4,877 134.0 36
Census Tract 207.02 4,792 2.8 1,686
Census Tract 203.04 4,757 19.2 248
Census Tract 210.01 4,747 9.6 493
Census Tract 220.01 4,746 32.4 146
Census Tract 220.03 4,592 30.7 150
Census Tract 217 4,410 111.1 40
Census Tract 206.01 3,935 9.7 407
Census Tract 209.03 3,673 17.5 210
Census Tract 212.02 3,582 6.2 581
Census Tract 211.02 3,580 5.4 666
Census Tract 214.02 3,292 2.6 1,286
Census Tract 208.01 3,158 2.8 1,112
Census Tract 209.04 3,137 18.6 169
Census Tract 210.03 3,131 3.4 910
Census Tract 212.04 3,075 1.3 2,392
Census Tract 206.03 3,070 1.6 1,976
Census Tract 221 3,051 46.3 66
Census Tract 219.02 2,946 60.3 49
Census Tract 216.03 2,943 7.3 401
Census Tract 219.01 2,852 57.9 49
Census Tract 206.04 2,717 3.4 799
Census Tract 211.01 2,609 5.3 490
Census Tract 220.04 2,495 17.7 141
Census Tract 203.01 2,468 36.4 68
Census Tract 218 2,433 87.8 28
Census Tract 209.01 2,206 31.3 70
Census Tract 214.01 2,149 1.2 1,719
Census Tract 204.02 1,968 2.6 762
Census Tract 210.04 1,904 3.3 581
Census Tract 203.03 1,778 7.1 250
Census Tract 9801 0 113.5 0

Related places

Metro areas containing Aiken County

About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →