Greenville County, South Carolina Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 1st-largest in South Carolina
The population of Greenville County, South Carolina is 537,575 as of the 2023 American Community Survey, making it the 1st-largest county in South Carolina. The median household income is $74,624, the median home value is $273,900, and the median age is 38.5.
The population of Greenville County has grown 26.1% since 2010 (452,688 → 570,745), a +1.67% annualized rate.
537,575
Population
+1.67%
Annual growth
684
People / sq mi
$74,624
Median Income
$273,900
Median Home Value
Greenville County covers 786 sq mi of land at 684.0 people per square mile.
About Greenville County, SC
What distinguishes Greenville County is density: among the most densely settled of US counties, around 684 people per square mile. With 537,575 residents, Greenville County is a county in South Carolina. It is the #1-largest of all counties in South Carolina nationally.
Median household income is $74,624, near the US median of $78,538. Poverty runs at 7.9%, below the national 12.4%. Home values run above average at $273,900, with typical rent around $1,198.
Degree attainment is near the top of the range for US counties: 40.0% of adults 25+ hold a bachelor’s, above the 35.0% national rate. About 12.4% of workers primarily work from home, below the national 14.0%, and the average commute runs about 24 minutes each way.
That density explains much of the rest of the profile in Greenville County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Greenville County Population History (2010-2024)
The county of Greenville County had a population of 452,688 in 2010 and 570,745 in 2024, a 26.1% growth over 14 years. The peak was 570,745 in 2024. Average annual growth rate: 1.67%.
570,745
Population (2024)
452,688
Population (2010)
570,745
Peak (2024)
1.67%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 452,688 |
| 2011 | 458,972 |
| 2012 | 466,172 |
| 2013 | 473,196 |
| 2014 | 481,737 |
| 2015 | 491,218 |
| 2016 | 499,595 |
| 2017 | 507,484 |
| 2018 | 515,572 |
| 2019 | 524,748 |
| 2020 | 527,266 |
| 2021 | 534,675 |
| 2022 | 548,447 |
| 2023 | 559,696 |
| 2024 | 570,745 |
Race & Ethnicity
| White | 68.2% |
| Black or African American | 16.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.0% |
Age & Sex
38.5
Median Age
51.3%
Female
48.7%
Male
16.3%
Age 65+
Age Distribution
Children (under 15): 19.0% · Seniors (65+): 16.3%
Income & Poverty
| Median household income | $74,624+$7,806 vs state |
| Mean household income | $104,150 |
| Per-capita income | $42,299 |
| Poverty rate | 7.9%-2.2% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 62.5% |
Top Industries by Employment
The largest employment sector in Greenville County is professional & business services, accounting for 21.2% of workers.
How residents commute
0.2%
Drive alone
1.4%
Carpool
75.8%
Public transit
12.4%
Work from home
23.9 min
Avg commute
Housing
$273,900+$37,200 vs state
Median home value
$1,198
Median rent
68.8%
Homeownership rate
233,254
Total housing units
92.5%
Occupied
7.5%
Vacant
31.2%
Renter-occupied
Social & access
89.9%
With health insurance
95.3%
With broadband internet
40.3%
Foreign-born
6.9%
Veterans (18+)
12.4%
With a disability
87.2%
Speak language other than English at home
Education
90.5%
High School+
40.0%
Bachelor's+
Largest cities in South Carolina
Other counties in South Carolina
Part of South Carolina
Metro areas in South Carolina
County rankings
Common questions about Greenville County, SC
Frequently Asked Questions
Greenville County, South Carolina has a population of 537,575 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 1st-largest county in South Carolina. Population density is 684 people per square mile.
The population of Greenville County has grown 26.1% since 2010 (452,688 → 570,745), a +1.67% annualized rate.
The median household income in Greenville County, South Carolina is $74,624, with mean (average) household income of $104,150 and per-capita income of $42,299. 7.9% of residents live below the federal poverty level.
In Greenville County, the largest racial and ethnic groups are White (68.2%), Black or African American (16.8%), Hispanic or Latino (1.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Greenville County, South Carolina is 38.5 years. Residents are 51.3% female and 48.7% male.
The median home value in Greenville County is $273,900 and median monthly rent is $1,198. 68.8% of occupied housing units are owner-occupied. The county has 233,254 total housing units, 7.5% of which are vacant.
The largest employment sector in Greenville County, South Carolina is professional, scientific, and management services, employing 21.2% of workers. The unemployment rate is 2.8%.
Charleston is among the largest cities associated with Greenville County, South Carolina, with a population of 152,014.
Greenville County, SC Climate
Greenville County, SC has an average annual temperature of 15.6°C (60°F) and receives about 1387 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
15.6°C
Avg Temp
1387
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 5° / 41° | 125 mm |
| February | 7° / 44° | 117 mm |
| March | 11° / 52° | 144 mm |
| April | 15° / 60° | 99 mm |
| May | 20° / 68° | 121 mm |
| June | 24° / 75° | 111 mm |
| July | 26° / 78° | 121 mm |
| August | 25° / 77° | 115 mm |
| September | 22° / 71° | 104 mm |
| October | 16° / 61° | 111 mm |
| November | 11° / 51° | 107 mm |
| December | 6° / 44° | 112 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Greenville County, SC
The most comfortable months to visit Greenville County, SC are typically September, May and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near -1°C low). March is usually the wettest month.
Where to stay near Greenville County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.