Rockville is a town in Charleston County, South Carolina, home to about 121 people across 0.4 square miles. It has no ZIP code of its own: it’s part of 29487.
Homes sold for a median of $347 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 Rockville. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Rockville’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Rockville well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Charleston International Airport (CHS)19 miles away |
|---|---|
| Nearest city of 250,000+ | Charlotte, NC180 miles away |
| Nearest city of 1 million+ | Philadelphia, PA580 miles away |
Straight-line distances from the center of Rockville; 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.
Rockville had 141 residents in the 2020 census, up 3% since 2000.
It’s the 437th largest of 474 towns in South Carolina by population.
Charleston County grew from 88,006 residents in 1900 to 408,235 in 2020.
Charleston County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 90°F in summer, and winter lows average 40°F. About 52.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Edisto Is Middleton Plantation, SC weather station (9 miles away).
226,330 jobs at 15,801 businesses in Charleston 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 Rockville.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 1 |
| Physical and occupational therapists | 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.
Grocery stores
Counts are within about 1 mile 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 Charleston 01. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Edith L. Frierson MontessoriWadmalaw Island | Pre-K–8 | 165 | Public | 0.8 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
Buying or selling around Rockville? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
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.