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Colleton County, SC
8 cities and towns and 11 ZIP codes in Colleton County, South Carolina.
Population
38,783
Land area
1,056sq mi
People per sq mi
37
ZIP codes
11
Cities and towns in Colleton County
Colleton County at a glance
- Colleton County is 79% less dense than South Carolina as a whole.
- The median household income is $51,114, 26% below the South Carolina median of $69,324.
- A typical owner-occupied home is valued at $162,500 (37% below South Carolina) and median rent is $949 a month.
- Its largest cities are Walterboro (5,480), Cottageville (1,196) and Edisto Beach (1,092).
Local data for Colleton County, SC
Counts from official public data
- Hospitals1
- Emergency Rooms1
- Nursing Homes2
- Schools12
- Libraries3
- Banks10
- Post Offices10
- Parks22
- Grocery Stores23
- Restaurants104
- Affordable Housing4
- Home Health Agencies1
- Dialysis Centers2
- Rehab & Long-Term Care Hospitals1
- Community Health Centers5
- Mental Health & Addiction Treatment4
- Private Schools3
- Toxic Release Facilities4
- Historic Places9
Housing and community stats
Colleton County, SC, American Community Survey 2020-2024
Median household income
$51,114
Poverty rate
19.6%
Median home value
$162,500
Prices +4.6% in a year
Median rent
$949/mo
Homeownership
73.3%
Bachelor's or higher
17.4%
Median age
42.0
Average commute
34.9 min
Largest reported origins and ancestries: Irish Americans (3,225), German Americans (2,689), Mexican Americans (1,341).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
4.8%
Aug 2026, -1.0 pts in a year
Average annual pay
$49,087
10,059 jobs, 2025
Income per person
$49,111
BEA, 2024
Federal spending
$295M
FY 2026, $7,639 per person
PPP loans
$41M
1,245 loans, 5,977 jobs reported
Campaign donations
$88.6K
Itemized, 2026 cycle
How people get to work
Colleton County, SC, workers 16 and older. American Community Survey 5-year estimates
- Drove alone78.9%
- Carpooled11.6%
- Public transit0.2%
- Walked1.1%
- Bicycle0.1%
- Taxi, ride-hailing, motorcycle or other1.9%
- Worked from home6.3%
Average one-way commute: 34.9 minutes for people who do not work from home.
Environment and hazard risk
Colleton County, SC, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: hurricane
Storm events since 1996
1,379
Most often thunderstorm wind
Flood insurance policies
1,583
8.1% of homes, county
July high / Jan low
91° / 35°F
51.4 inches of rain a year
Hazards, floods and storm historyCheck a flood zone9 historic places
Health statistics
Share of adults in Colleton County, SC, CDC PLACES estimates
Obesity
39.3%
U.S. 33.3% +6.0 pts
Diabetes
17.3%
U.S. 12.1% +5.2 pts
Smoking
17.6%
U.S. 12.8% +4.8 pts
Uninsured (18-64)
13.8%
U.S. 11.1% +2.7 pts
Cities, towns and ZIP codes in Colleton County
Population shown
Frequently asked questions
- What is the largest city in Colleton County, SC?
- Walterboro is the largest city or town in Colleton County, with about 5,480 residents.
- How many ZIP codes are in Colleton County?
- Colleton County includes 11 ZIP Code Tabulation Areas, including 29082, 29435, 29446, 29452, 29474.
- What is the population of Colleton County, SC?
- About 38,783 people live in Colleton County, based on American Community Survey 5-year estimates.
- What counties border Colleton County?
- Colleton County borders Charleston County, Beaufort County, Dorchester County, Orangeburg County, Hampton County, Bamberg County, Allendale County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023