Lexington County is a county of 304,887 people in South Carolina. Few US counties rank higher on income. The population is up 41% since 2000. Owners hold 77% of the housing stock. The typical home is worth $234,500, having more than doubled since 2000. 7% of people here were born outside the United States.
At a glance
Lower income
median household income $77,408, below the US median
US median: $82,259
Mid-age
median age 39.8
US median: 38.9
Average education
34% hold a bachelor's degree
US average: 36%
Less affordable
home values up 39%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Lexington County
What changed most since 1990
Population167,611 → 304,887(+82%)US over the same years: +35%
Median home value (2024 dollars)$178,805 → $234,500(+31%)US over the same years: +67%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)29%(6,104)
US avg: 26.4%
Gulf War (1990s)30.1%(6,331)
US avg: 24.3%
Vietnam era31.7%(6,667)
US avg: 33.1%
Korean War3.8%(806)
US avg: 4.5%
World War II0.7%(145)
US avg: 1%
Share of the 21,040 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
Lexington County, decade by decade
Lexington County population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
167,611
$78,996
$178,805
21.0%
27.8
2000
216,014
$81,353
$168,867
24.6%
36.4
2010
262,391
$75,101
$196,796
27.6%
48.0
2020
293,991
$76,043
$197,805
30.8%
58.5
2024
304,887
$77,408
$234,500
34.1%
59.3
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
How many people live in Lexington County, South Carolina?
Lexington County, South Carolina has about 304,887 residents according to the 2024 American Community Survey.
What is the median household income in Lexington County, South Carolina?
The typical household in Lexington County, South Carolina earns about $77,408 a year. Half of households make more than that, and half make less.
Is Lexington County, South Carolina expensive?
In Lexington County, South Carolina, the median home is worth about $234,500, and the typical rent is about $1,178 a month.
How educated are people in Lexington County, South Carolina?
About 34.1% of adults age 25 and over in Lexington County, South Carolina hold a bachelor's degree or higher.
What is the poverty rate in Lexington County, South Carolina?
About 11.1% of people in Lexington County, South Carolina live below the federal poverty line.
Has Lexington County, South Carolina grown since 1990?
Yes, Lexington County, South Carolina has grown since 1990. The population has added about 137,276 residents, a change of about 82 percent over that period.