The Town FilesSeabrook Island, South Carolina
Town in Charleston County · population 2,050 (2020 Census)
- Median home
- $1,001,400
- Household income
- $127,500
- Jan low / Jul high
- 40° / 90°
- Snow a year
- 0 in
- Tornadoes ≤10 mi since 1950
- 16
- Median age
- 68.9
Seabrook Island is a town of 2,050 people in Charleston County, South Carolina. The median home is worth $1,001,400, above the typical South Carolina town ($183,100). It ranks better for retirees than 100% of South Carolina towns, more upscale than 99% of South Carolina towns, better for a vacation home than 99% of South Carolina towns.
How Seabrook Island ranks
Percentile among South Carolina towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of South Carolina towns.
Homes and cost of living
The median home in Seabrook Island is worth $1,001,400, above the typical South Carolina town ($183,100). Homes cost about 7.9 times the median household income of $127,500, which is more affordable than 2% of South Carolina towns. Median rent is $3,501 a month. 95.8% of households own their home.
| Housing | Seabrook Island | Typical South Carolina town |
|---|---|---|
| Median home value | $1,001,400 | $183,100 |
| Median rent | $3,501 | $937 |
| Median household income | $127,500 | $53,875 |
| Home value ÷ income | 7.9× | 3.4× |
| Homeownership | 95.8% | 68.0% |
| Median year built | 1988 | 1981 |
| Seasonal / vacation homes | 43.6% | — |
Who lives in Seabrook Island
| People | Seabrook Island | Typical South Carolina town |
|---|---|---|
| Median age | 68.9 | 40.0 |
| Age 65 and over | 63.5% | 17.9% |
| Under 18 | 0.3% | — |
| Bachelor's degree or higher | 78.4% | 20.0% |
| Below the poverty line | 4.4% | 17.8% |
| Veterans | 8.2% | — |
| Born outside the U.S. | 2.3% | — |
| Work from home | 45.4% | 6.8% |
| Average commute | 28.2 min | 25.3 min |
| Homes with broadband | 98.9% | 87.8% |
Weather in Seabrook Island
July highs average 90.3°F and January lows 40.0°F. About 51.9 inches of rain and melted snow fall a year, with 0.3 inches of snow (typical South Carolina town: 0.8 in). Expect about 74 days a year at 90°F or hotter and 16 nights at or below freezing.
Tornadoes, storms and disasters
16 tornadoes have passed within 10 miles of Seabrook Island since 1950, compared with 17 for the typical South Carolina town. 1 rated (E)F2 or stronger. The strongest, an EF2, struck on May 11, 2008 about 7.9 miles from the town center. The most recent was on September 27, 2024.
Hail of 1 inch or larger has been reported within 10 miles 6 times; the largest was 1.75 inches on March 20, 2018.
Severe weather in Charleston County since 1996
Charleston County has been included in 27 federal disaster or emergency declarations since 1953, most often for flood, drought, hurricane.
| Declared | Incident | Declaration |
|---|---|---|
| January 23, 2026 | Winter Storm | EM-3632: Severe Winter Storm |
| September 26, 2024 | Tropical Storm | EM-3619: Hurricane Helene |
| August 5, 2024 | Tropical Storm | EM-3606: Hurricane Debby |
| August 31, 2023 | Hurricane | EM-3597: Hurricane Idalia |
| November 21, 2022 | Hurricane | DR-4677: Hurricane Ian |
Jobs and pay in Charleston County
Charleston County had 278,476 jobs in 2024, paying an average of $68,271 a year. Unemployment was 2.4% in 2023; in Seabrook Island itself the ACS puts it at 0%.
Towns near Seabrook Island
- Kiawah Island, SC7.6 mi · 2,013 people · home $2,000,001
- Meggett, SC9.1 mi · 1,390 people · home $714,100
- Edisto Beach, SC9.3 mi · 1,033 people · home $719,200
- Hollywood, SC12.2 mi · 5,339 people · home $460,100
- Ravenel, SC14.2 mi · 2,542 people · home $238,700
- Folly Beach, SC14.4 mi · 2,078 people · home $1,000,000
- James Island, SC18.1 mi · 11,621 people · home $508,600
- Charleston, SC21.3 mi · 150,227 people · home $509,700
Seabrook Island questions
Is Seabrook Island, South Carolina a good place to retire?
On The Town Files lifestyle rankings, Seabrook Island scores better for retirees than 100% of South Carolina towns and quieter than 98%. 63.5% of residents are 65 or older (median age 68.9).
How much does a house cost in Seabrook Island?
The median owner-occupied home in Seabrook Island is valued at $1,001,400 (Census ACS 2020–2024), against a median household income of $127,500, so homes cost about 7.9 times income. Median rent is $3,501 a month.
What is the weather like in Seabrook Island?
July highs average 90.3°F and January lows 40.0°F (NOAA 1991–2020 normals). It gets about 51.9 inches of precipitation a year and 0.3 inches of snow.
Does Seabrook Island get tornadoes?
16 tornadoes have passed within 10 miles of Seabrook Island since 1950 (NOAA Storm Events); the strongest was an EF2 on May 11, 2008. The typical South Carolina town has had 17.
- U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
- U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
- NOAA NCEI U.S. Climate Normals (1991–2020)
- NOAA NCEI Storm Events Database (1950–2026)
- FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
- NCES Common Core of Data (2023–24)
- BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
- The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)