Blackville is a town in Barnwell County, South Carolina, home to about 1,778 people across 8.9 square miles. Its ZIP code is 29817.
Homes sold for a median of $21 per square foot in the three months ending August 2026, a buyer’s market.
Each card is that ZIP code’s whole market, including any part outside Blackville. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Blackville’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Charleston International Airport (CHS)78 miles away |
|---|---|
| Closer regional airport | Augusta Regional At Bush Field (AGS)40 miles away |
| Nearest city of 250,000+ | Charlotte, NC130 miles away |
| Nearest city of 1 million+ | Philadelphia, PA571 miles away |
Straight-line distances from the center of Blackville; 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.
Blackville had 1,923 residents in the 2020 census, down 35% since 2000.
It’s the 214th largest of 474 towns in South Carolina by population.
Barnwell County grew from 35,504 residents in 1900 to 20,589 in 2020.
Barnwell County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 91°F in summer, and winter lows average 36°F. About 46.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Blackville 3 W, SC weather station (3 miles away).
3,904 jobs at 353 businesses in Barnwell County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
4 doctors and other health care providers list an office in Blackville.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 3 |
| Pharmacies | 2 |
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.
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Barnwell. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Macedonia Elementary-MiddleBlackville | Pre-K–8 | 349 | Public | 0.3 mi |
| Barnwell County Career CenterBlackville | 9–12 | — | Career and Technical | 5.3 mi |
| Blackville-Hilda HighBlackville | 9–12 | 140 | Public | 0.4 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Jefferson Davis AcademyBlackville | Pre-K–12 | 249 | Christian (no specific denomination) | 1.4 mi |
| Barnwell Christian SchoolBlackville | 1–12 | 53 | Mennonite | 6.2 mi |
| Calvary Fellowship MennoniteBlackville | 1–12 | 29 | Mennonite | 2.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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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.