1st most populous of 46
With 570,745 residents in 2024, Greenville County ranks 1st by population among South Carolina's 46 counties and is home to 10.4% of the state's residents.

Greenville County has the 2nd largest immigrant share in South Carolina (8.7% foreign-born) and the 2nd largest economy ($48.7 billion GDP).
Greenville County is home to 570,745 people (2024 estimate) on 786 square miles of land. This page brings together official U.S. Census Bureau population estimates since 2000, the components of change—births, deaths and migration—American Community Survey indicators on income, housing, poverty and education, BEA economic accounts and BLS unemployment.
Pick an indicator to see its long-run evolution.
U.S. Census Bureau: intercensal estimates 2000–2009, Vintage 2020 (2010–2019) and Vintage 2024 (2020–2024), July 1.
| Indicator | Value | Year and source |
|---|---|---|
| Population estimate | 570,745 | 2024 · U.S. Census Bureau |
| Population, 2010 Census | 451,225 | 2010 · U.S. Census Bureau |
| Population, 2000 | 380,949 | July 1, 2000 · Census intercensal |
| Change since 2000 | +49.8% | 2000–2024 · Census |
| International migration | +3,872 | 2024 · Census Vintage 2024 |
| Domestic migration | +5,911 | 2024 · Census Vintage 2024 |
| Birth rate | 11.2 per 1,000 | 2024 · calculated |
| Death rate | 9.1 per 1,000 | 2024 · calculated |
| Population rank in South Carolina | 1st of 46 | 2024 · calculated |
| Per capita personal income | $64,100 | BEA, 2024 · official |
| Gross domestic product | $48.7 billion | BEA, current dollars, 2024 · official |
| Median household income | $76,932 | ACS 2020–2024 5-year · official |
| Poverty rate | 10.8% | ACS 2020–2024 5-year · official |
| Bachelor’s degree or higher | 41.3% | Age 25+, ACS 2020–2024 5-year · official |
| Foreign-born residents | 8.7% | ACS 2020–2024 5-year · official |
| Median home value | $299,000 | ACS 2020–2024 5-year · official |
| Median gross rent | $1,262/month | ACS 2020–2024 5-year · official |
| Median age | 38.4 years | ACS 2020–2024 5-year · official |
| Households | 220,565 | ACS 2020–2024 5-year · official |
| Owner-occupied homes | 68.9% | ACS 2020–2024 5-year · official |
Comparable indicators for Greenville County, South Carolina and the United States.
| Indicator | County | South Carolina | U.S. | Reference |
|---|---|---|---|---|
| Population change 2020–2024 | +8.6% | +7.0% | +2.6% | Census Vintage 2024 |
| Birth rate (per 1,000) | 11.2 | 10.6 | 10.6 | 2024 |
| Death rate (per 1,000) | 9.1 | 10.7 | 9.1 | 2024 |
| Net migration rate (per 1,000) | 17.1 | 16.7 | 8.2 | 2024 |
| Population density (/mi²) | 726.2 | 182.2 | 96.3 | 2024 |
| Per capita personal income | $64,100 | $60,776 | $73,204 | BEA, 2024 |
| Median household income | $76,932 | $69,324 | $80,734 | ACS 2020–2024 5-year |
| Poverty rate | 10.8% | 14.1% | 12.5% | ACS 2020–2024 5-year |
| Bachelor’s degree or higher | 41.3% | 32.1% | 35.7% | Age 25+, ACS 2020–2024 5-year |
| Foreign-born residents | 8.7% | 5.8% | 14.1% | ACS 2020–2024 5-year |
| Median home value | $299,000 | $259,000 | $332,700 | ACS 2020–2024 5-year |
| Median gross rent | $1,262/month | $1,180/month | $1,413/month | ACS 2020–2024 5-year |
| Median age | 38.4 years | 40.2 years | 38.9 years | ACS 2020–2024 5-year |
| Owner-occupied homes | 68.9% | 71.9% | 65.2% | ACS 2020–2024 5-year |
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With 570,745 residents in 2024, Greenville County ranks 1st by population among South Carolina's 46 counties and is home to 10.4% of the state's residents.
Its population went from 380,949 in 2000 to 570,745 in 2024, a change of +49.8%, compared with +36.1% for South Carolina as a whole.
In the year to July 2024 the county recorded 6,385 births and 5,174 deaths, so births outnumbered deaths by 1,211.
Annual Census estimates since 2000 put the county's highest population in 2024, at 570,745.
Greenville County has about 726.2 residents per square mile of land, ranking 1st of 46 counties; South Carolina averages 182.2.
With a median household income of $76,932 (ACS 2020–2024 5-year), the county ranks 8th of 46 South Carolina counties; the state median is $69,324.
Its economy produced $48.7 billion of GDP in 2024 (BEA), 2nd largest among 46 South Carolina counties.
Real GDP grew 4.1% in 2024, adjusted for inflation (BEA, chained 2017 dollars).