4th most populous of 46
With 413,391 residents in 2024, Horry County ranks 4th by population among South Carolina's 46 counties and is home to 7.5% of the state's residents.

Horry County has the 3rd oldest population in South Carolina (median age 48.7) and the 5th largest economy ($22.8 billion GDP).
Horry County is home to 413,391 people (2024 estimate) on 1,133 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 | 413,391 | 2024 · U.S. Census Bureau |
| Population, 2010 Census | 269,291 | 2010 · U.S. Census Bureau |
| Population, 2000 | 198,019 | July 1, 2000 · Census intercensal |
| Change since 2000 | +108.8% | 2000–2024 · Census |
| International migration | +1,746 | 2024 · Census Vintage 2024 |
| Domestic migration | +14,565 | 2024 · Census Vintage 2024 |
| Birth rate | 7.9 per 1,000 | 2024 · calculated |
| Death rate | 11.4 per 1,000 | 2024 · calculated |
| Population rank in South Carolina | 4th of 46 | 2024 · calculated |
| Per capita personal income | $53,905 | BEA, 2024 · official |
| Gross domestic product | $22.8 billion | BEA, current dollars, 2024 · official |
| Median household income | $66,880 | ACS 2020–2024 5-year · official |
| Poverty rate | 13.2% | ACS 2020–2024 5-year · official |
| Bachelor’s degree or higher | 27.1% | Age 25+, ACS 2020–2024 5-year · official |
| Foreign-born residents | 6.7% | ACS 2020–2024 5-year · official |
| Median home value | $287,700 | ACS 2020–2024 5-year · official |
| Median gross rent | $1,255/month | ACS 2020–2024 5-year · official |
| Median age | 48.7 years | ACS 2020–2024 5-year · official |
| Households | 158,779 | ACS 2020–2024 5-year · official |
| Owner-occupied homes | 77.3% | ACS 2020–2024 5-year · official |
Comparable indicators for Horry County, South Carolina and the United States.
| Indicator | County | South Carolina | U.S. | Reference |
|---|---|---|---|---|
| Population change 2020–2024 | +17.8% | +7.0% | +2.6% | Census Vintage 2024 |
| Birth rate (per 1,000) | 7.9 | 10.6 | 10.6 | 2024 |
| Death rate (per 1,000) | 11.4 | 10.7 | 9.1 | 2024 |
| Net migration rate (per 1,000) | 39.5 | 16.7 | 8.2 | 2024 |
| Population density (/mi²) | 364.8 | 182.2 | 96.3 | 2024 |
| Per capita personal income | $53,905 | $60,776 | $73,204 | BEA, 2024 |
| Median household income | $66,880 | $69,324 | $80,734 | ACS 2020–2024 5-year |
| Poverty rate | 13.2% | 14.1% | 12.5% | ACS 2020–2024 5-year |
| Bachelor’s degree or higher | 27.1% | 32.1% | 35.7% | Age 25+, ACS 2020–2024 5-year |
| Foreign-born residents | 6.7% | 5.8% | 14.1% | ACS 2020–2024 5-year |
| Median home value | $287,700 | $259,000 | $332,700 | ACS 2020–2024 5-year |
| Median gross rent | $1,255/month | $1,180/month | $1,413/month | ACS 2020–2024 5-year |
| Median age | 48.7 years | 40.2 years | 38.9 years | ACS 2020–2024 5-year |
| Owner-occupied homes | 77.3% | 71.9% | 65.2% | ACS 2020–2024 5-year |
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With 413,391 residents in 2024, Horry County ranks 4th by population among South Carolina's 46 counties and is home to 7.5% of the state's residents.
Its population went from 198,019 in 2000 to 413,391 in 2024, a change of +108.8%, compared with +36.1% for South Carolina as a whole.
In the year to July 2024 the county recorded 3,286 births and 4,695 deaths, so deaths outnumbered births by 1,409.
Annual Census estimates since 2000 put the county's highest population in 2024, at 413,391.
Horry County has about 364.8 residents per square mile of land, ranking 7th of 46 counties; South Carolina averages 182.2.
With a median household income of $66,880 (ACS 2020–2024 5-year), the county ranks 13th of 46 South Carolina counties; the state median is $69,324.
Its economy produced $22.8 billion of GDP in 2024 (BEA), 5th largest among 46 South Carolina counties.
Real GDP grew 4.3% in 2024, adjusted for inflation (BEA, chained 2017 dollars).