Rock Point is a community in Charles County, Maryland, home to about 244 people across 0.6 square miles. It has no ZIP code of its own: it’s part of 20664.
Homes sold for a median of $254 per square foot in the three months ending August 2026, a balanced market.
Part is in Rock Point, part in Cobb Island
Each card is that ZIP code’s whole market, including any part outside Rock Point. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Ronald Reagan Washington National Airport (DCA)37 miles away |
|---|---|
| Nearest city of 250,000+ | Washington, DC40 miles away |
| Nearest city of 1 million+ | Philadelphia, PA150 miles away |
Straight-line distances from the center of Rock Point; 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.
Rock Point had 82 residents in the 2020 census, down 23% since 2010.
It’s the 435th largest of 527 towns in Maryland by population.
Charles County grew from 17,662 residents in 1900 to 166,617 in 2020.
Charles County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 25°F. About 48.1 inches of rain and melted snow fall in a typical year, with about 15 inches of snow.
Source: NOAA 1991–2020 climate normals, Mechanicsville 5 Ne, MD weather station (15 miles away).
33,675 jobs at 2,793 businesses in Charles 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 Rock Point.
Nearest hospitals
Providers with an office here
| 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.
Public schools here are run by Charles County Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Dr. Thomas L. Higdon Elementary SchoolNewburg | Pre-K–5 | 428 | Public | 2.4 mi |
| Piccowaxen Middle SchoolNewburg | 6–8 | 578 | Public | 2.6 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.
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Shares ZIP codes with Cobb Island.
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.