Bonneau is a town in Berkeley County, South Carolina, home to about 581 people across 3.0 square miles. It has no ZIP code of its own: it’s part of 29431.
Homes sold for a median of $218 per square foot in the three months ending August 2026, a seller’s market.
Part is in Bonneau, part in Bonneau Beach
Each card is that ZIP code’s whole market, including any part outside Bonneau. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Charleston International Airport (CHS)28 miles away |
|---|---|
| Nearest city of 250,000+ | Charlotte, NC145 miles away |
| Nearest city of 1 million+ | Philadelphia, PA534 miles away |
Straight-line distances from the center of Bonneau; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Bonneau had 431 residents in the 2020 census, up 22% since 2000.
It’s the 327th largest of 474 towns in South Carolina by population.
Berkeley County grew from 30,454 residents in 1900 to 229,861 in 2020.
Berkeley County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 93°F in summer, and winter lows average 38°F. About 52.4 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Moncks Corner 4 N, SC weather station (7 miles away).
61,856 jobs at 4,230 businesses in Berkeley County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
3 doctors and other health care providers list an office in Bonneau.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 1 |
| Nurse practitioners and physician assistants | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
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Shares ZIP codes with Bonneau Beach.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.