Oak Grove, South Carolina Demographics & Population 2026
During the 2020–2024 ACS period, Oak Grove, South Carolina had a total population of 12,256, the 52nd largest community in South Carolina, with a median household income of $74,554, which is 8% higher than the state average. The poverty rate is 12.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Near full employment with an unemployment rate of just 2.0%.
Oak Grove Quick Facts
How Oak Grove Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 12,031 | 12,256 | +1.9% |
| Median household income | $75,506 | $74,554 | -1.3% |
| Median home value | $195,700 | $210,300 | +7.5% |
How Oak Grove Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 55 | National average: 61
Education
Educational Attainment (Adults 25+)
Oak Grove Rankings in South Carolina
Explore South Carolina Rankings
Other Cities in Lexington County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Lexington | 24,585 | $87,126 | 7.4% | $297,700 |
| West Columbia | 17,963 | $56,912 | 13.7% | $201,700 |
| Seven Oaks | 15,921 | $62,955 | 12.2% | $208,400 |
| Red Bank | 11,314 | $68,004 | 11.5% | $189,000 |
| White Knoll | 8,310 | $80,246 | 11.1% | $249,400 |
| Batesburg-Leesville | 4,941 | $49,646 | 15.1% | $135,100 |
| Springdale | 2,742 | $77,722 | 5.8% | $221,700 |
| Pine Ridge | 2,596 | $95,000 | 7.3% | $227,900 |
| South Congaree | 2,075 | $59,539 | 14.6% | $192,500 |
| Gaston | 1,803 | $60,000 | 18.0% | $120,000 |
Cities Similar to Oak Grove
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Fountain Inn | 12,020 | $73,585 | $275,300 | 33.5% | 7.7% |
| Boiling Springs | 12,936 | $72,068 | $244,400 | 26.5% | 9.9% |
| Irmo | 11,813 | $80,489 | $203,400 | 39.2% | 9.2% |
| Little River | 11,771 | $65,786 | $305,800 | 25.8% | 12.7% |
| Red Bank | 11,314 | $68,004 | $189,000 | 19.3% | 11.5% |
Population Overview
Oak Grove is a small city located in South Carolina, within Lexington County. The total population is 12,256. It ranks as the 52nd most populous out of 474 Census-designated places in South Carolina.
Age Demographics
The median age in Oak Grove is 37.0 years. This is 8% lower than the state median of 40.2 years.
Economy, Income & Housing
The median household income in Oak Grove is $74,554. This is 8% higher than the state median of $69,324. It is also 8% lower than the national median of $80,734. The poverty rate stands at 12.6%. This is 11% lower than the state poverty rate of 14.1%. The unemployment rate is 2.0%. This is 59% lower than the state rate of 4.9%. The median home value is $210,300. Housing costs are 19% lower than the state median of $259,000. With a home-value-to-income ratio of just 2.8x, Oak Grove is one of the most affordable housing markets in the area. 81.0% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 71.9%.
Race & Ethnicity
The largest racial or ethnic group in Oak Grove is White (non-Hispanic), making up 67.4% of the population. Black or African American residents account for 15.6%. The Hispanic or Latino population is significantly higher than the state average (12.8% vs 7.4%).
Education
32.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 1% higher than the state rate of 32.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.1%.
Data Sources & Methodology
All demographic data for Oak Grove, South Carolina is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against South Carolina state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 474 Census-designated places in South Carolina. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Oak Grove, South Carolina?
Oak Grove, South Carolina has a population of 12,256 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Oak Grove, SC?
The median household income in Oak Grove is $74,554, which is 8% lower than the national median of $80,734.
What is the poverty rate in Oak Grove, SC?
The poverty rate in Oak Grove is 12.6%. This means approximately 1,520 residents live below the federal poverty line.
What is the racial makeup of Oak Grove, South Carolina?
Oak Grove's population is 67.4% White, 15.6% Black, 12.8% Hispanic/Latino, and 1.5% Asian.
What is the median home value in Oak Grove, SC?
The median home value in Oak Grove is $210,300. The home-value-to-income ratio is 2.8x.
How educated is Oak Grove, South Carolina?
32.6% of adults (25+) in Oak Grove hold a bachelor's degree or higher, and 9.4% hold a graduate or professional degree.