Lexington County, South Carolina Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Lexington County, SC Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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B
Health Around averageHealthier than 87% of counties in South Carolina
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B
Income Around averageAmong the top 5 wealthiest counties in South Carolina
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C
Education Below averageBetter educated than 89% of counties in South Carolina
Source: Map AI Methodology
Population: density and quick facts
| Metric | Lexington County | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Population | 304,957 | 5,295,781 | 337,468,954 |
| Population density (per sq mi) | 402.8 | 165.5 | 86.4 |
| Population growth (%/yr) | 1.17% | 1.16% | 0.59% |
| Median age | 38.7 | 40.4 | 37.3 |
| Households | 122,010 | 2,118,015 | 130,235,071 |
Population in Lexington County grew by 23.7% from 2009 to 2024, reaching 304,957 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Lexington County is Millennials, aged 29–44, at 22.1% of residents. That is 1.1 points above South Carolina as a whole.
- Gen Z 13–28 60,658 19.9% -1.3 pts
- Millennials 29–44 67,323 22.1% +1.1 pts
- Gen X 45–60 64,653 21.2% +1.0 pts
- Boomers 61–79 51,272 16.8% -1.7 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below South Carolina, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.2% of the people living in Lexington County and men 48.8%.
- Women 51.2% South Carolina 51.2%
- Men 48.8% South Carolina 48.8%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Lexington County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Lexington County has a the economy index of B, which means it is quite prosperous.
| Metric | Lexington County | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Median household income | $77,064 | $69,383 | $80,455 |
| Income growth (%/yr) | 4.13% | 5.01% | 4.80% |
| Unemployment rate | 4.4% | 4.8% | 5.2% |
The median household income in Lexington County is about 11% higher than in South Carolina.
Housing
| Metric | Lexington County | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Median home price | $260,113 | $239,609 | $248,835 |
| Median rent | $1,177 | $1,179 | $1,407 |
| Homeownership rate | 77.4% | 71.9% | 65.2% |
The median home price in Lexington County is about 18.4 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,177 per month for that long.
Commute Time & Mobility
Commuters in Lexington County spend about 46 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 191 hours, about 7.9 full days, spent commuting.
| Metric | Lexington County | South Carolina Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.9 | 22.3 | 22.4 |
| Round-trip commute (min) | 45.8 | 44.5 | 44.8 |
| Yearly time spent (hours) | 191 | 186 | 187 |
| Estimated yearly cost | $5,911 | $5,753 | $5,790 |
| Work from home | 11.9% | 11.5% | 15.0% |
| Highway traffic (vehicles/day) | 12,202 | 9,507 | 8,813 |
| Local road traffic (vehicles/day) | 2,026 | 1,499 | 1,355 |
Fastest commutes among counties in
South Carolina:
Greenwood County (16.5 min), Sumter County (18.2 min), Florence County (18.3 min).
Slowest:
McCormick County (33.9 min), Fairfield County (30.8 min), Chester County (30.6 min).
The average commute time in Lexington County is 23 minutes, longer than the 22 minutes in South Carolina.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Lexington County has a education index of C, which means it is somewhat educated.
| Metric | Lexington County | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 30.5% | 28.2% | 31.6% |
| Average household size | 2.48 | 2.44 | 2.53 |
Highest education index among counties in
South Carolina:
Charleston County (0.4), Beaufort County (0.3), Richland County (0.3).
Lowest:
Allendale County (0.1), Marlboro County (0.2), Chesterfield County (0.2).
Health
Lexington County has a health index of B, which means it is quite healthy.
| Metric | Lexington County | South Carolina Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.7 | 75.8 | 78.3 |
| Self-rated poor health | 14.6% | 19.6% | 16.3% |
| Smokers | 19.0% | 21.5% | 19.0% |
Highest health index among counties in
South Carolina:
Beaufort County (0.8), Charleston County (0.8), Dorchester County (0.8).
Lowest:
Dillon County (0.8), Allendale County (0.8), Marlboro County (0.8).
Lexington County, SC Compared With Nearby Counties
Lexington County, SC is the 2nd largest of the 5 counties compared here, 304,957 residents against a local median of 106,266. Where Lexington County, SC breaks from the counties next to it is median household income, sitting 22% above the local median of $63,138 at $77,064. That is the better end of the local range on this measure.
The counties themselves spread $23,338 on median household income, so Lexington County, SC sits at one end of an already wide local range rather than apart from it. Lexington County, SC has the highest median household income of the 5 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Lexington County, SC | 304,957 | $77,064 #1/5 | $260,113 #3/5 | 22.9 min #4/5 |
| Richland County, SC | 422,111 | $64,219 | $184,903 | 20.9 min |
| Newberry County, SC | 38,435 | $62,057 | $224,444 | 21.9 min |
| Aiken County, SC | 174,097 | $70,949 | $363,520 | 22.5 min |
| Fairfield County, SC | 20,550 | $47,611 | $580,357 | 30.8 min |
Frequently Asked Questions
Common questions about Lexington County, South Carolina.
How many people live in Lexington County, South Carolina?
About 304,957 people live in Lexington County, South Carolina, in 122,010 households of 2.5 people on average. The median age is 38.7, close to the U.S. median of 37.3.
Is Lexington County, South Carolina mostly urban or rural?
Averaged over its land area, Lexington County, South Carolina has 403 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 4.7 times the U.S. average of 86.
Is Lexington County, South Carolina an affordable place to live?
The median home costs 3.4 times the median household income ($260,113 against $77,064), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,177 a month takes about 18% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
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