Spartanburg County, South Carolina Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 5th-largest in South Carolina
The population of Spartanburg County, South Carolina is 338,096 as of the 2023 American Community Survey, making it the 5th-largest county in South Carolina. The median household income is $64,195, the median home value is $216,000, and the median age is 37.9.
The population of Spartanburg County has grown 29.7% since 2010 (284,769 → 369,256), a +1.87% annualized rate.
338,096
Population
+1.87%
Annual growth
418
People / sq mi
$64,195
Median Income
$216,000
Median Home Value
Spartanburg County covers 808 sq mi of land at 418.2 people per square mile.
About Spartanburg County, SC
Spartanburg County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 418 people per square mile. Spartanburg County is a county in South Carolina with a population of 338,096. It is the #5-largest of all counties in South Carolina nationally.
The typical household here earns about $64,195, below the US median of $78,538. Poverty runs at 11.1%, below the national 12.4%. Homes carry a median value of $216,000, with typical rent around $1,019.
Roughly 25.7% of adults have a bachelor’s, below the national 35.0%. Remote work is below the national 14.0% at 7.8%, and the average commute runs about 25 minutes each way.
That density explains much of the rest of the profile in Spartanburg County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Spartanburg County Population History (2010-2024)
The county of Spartanburg County had a population of 284,769 in 2010 and 369,256 in 2024, a 29.7% growth over 14 years. The peak was 369,256 in 2024. Average annual growth rate: 1.88%.
369,256
Population (2024)
284,769
Population (2010)
369,256
Peak (2024)
1.88%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 284,769 |
| 2011 | 286,180 |
| 2012 | 288,283 |
| 2013 | 290,545 |
| 2014 | 293,146 |
| 2015 | 296,741 |
| 2016 | 301,027 |
| 2017 | 306,979 |
| 2018 | 314,490 |
| 2019 | 320,254 |
| 2020 | 329,405 |
| 2021 | 335,452 |
| 2022 | 346,455 |
| 2023 | 358,690 |
| 2024 | 369,256 |
Race & Ethnicity
| White | 67.7% |
| Black or African American | 19.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Age & Sex
37.9
Median Age
51.2%
Female
48.8%
Male
16.2%
Age 65+
Age Distribution
Children (under 15): 19.2% · Seniors (65+): 16.2%
Income & Poverty
| Median household income | $64,195$-2,623 vs state |
| Mean household income | $85,090 |
| Per-capita income | $33,427 |
| Poverty rate | 11.1%+1.0% vs state |
| Unemployment rate | 2.7% |
| Employment-to-population | 59.1% |
Top Industries by Employment
The largest employment sector in Spartanburg County is professional & business services, accounting for 21.3% of workers.
How residents commute
0.1%
Drive alone
0.8%
Carpool
80.1%
Public transit
7.8%
Work from home
24.6 min
Avg commute
Housing
$216,000$-20,700 vs state
Median home value
$1,019
Median rent
72.9%
Homeownership rate
141,086
Total housing units
91.2%
Occupied
8.8%
Vacant
27.1%
Renter-occupied
Social & access
89.1%
With health insurance
93.3%
With broadband internet
31.7%
Foreign-born
6.6%
Veterans (18+)
15.3%
With a disability
87.5%
Speak language other than English at home
Education
87.8%
High School+
25.7%
Bachelor's+
Largest cities in South Carolina
Other counties in South Carolina
Part of South Carolina
Metro areas in South Carolina
County rankings
Frequently Asked Questions
Spartanburg County, South Carolina has a population of 338,096 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 5th-largest county in South Carolina. Population density is 418 people per square mile.
The population of Spartanburg County has grown 29.7% since 2010 (284,769 → 369,256), a +1.87% annualized rate.
The median household income in Spartanburg County, South Carolina is $64,195, with mean (average) household income of $85,090 and per-capita income of $33,427. 11.1% of residents live below the federal poverty level.
In Spartanburg County, the largest racial and ethnic groups are White (67.7%), Black or African American (19.8%), Hispanic or Latino (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Spartanburg County, South Carolina is 37.9 years. Residents are 51.2% female and 48.8% male.
The median home value in Spartanburg County is $216,000 and median monthly rent is $1,019. 72.9% of occupied housing units are owner-occupied. The county has 141,086 total housing units, 8.8% of which are vacant.
The largest employment sector in Spartanburg County, South Carolina is professional, scientific, and management services, employing 21.3% of workers. The unemployment rate is 2.7%.
Charleston is among the largest cities associated with Spartanburg County, South Carolina, with a population of 152,014.
Spartanburg County, SC Climate
Spartanburg County, SC has an average annual temperature of 15.8°C (60°F) and receives about 1299 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
15.8°C
Avg Temp
1299
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 5° / 40° | 113 mm |
| February | 7° / 45° | 110 mm |
| March | 11° / 52° | 135 mm |
| April | 16° / 60° | 89 mm |
| May | 20° / 68° | 112 mm |
| June | 24° / 76° | 109 mm |
| July | 26° / 79° | 114 mm |
| August | 25° / 78° | 108 mm |
| September | 22° / 72° | 102 mm |
| October | 16° / 61° | 107 mm |
| November | 11° / 51° | 97 mm |
| December | 6° / 43° | 103 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 Spartanburg County, SC
The most comfortable months to visit Spartanburg County, SC are typically September, May and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 33°C high). The coldest is January (near -1°C low). March is usually the wettest month.
Where to stay near Spartanburg County
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Statewide data for South Carolina
Population, race, income, age, and trends across South Carolina
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.