Prince Frederick is a community in Calvert County, Maryland, home to about 2,955 people across 3.7 square miles. It has no ZIP code of its own: it’s part of 20639 and 20678.
Homes sold for a median of $205 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Part is in Prince Frederick, part in Huntingtown
Each card is that ZIP code’s whole market, including any part outside Prince Frederick. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Prince Frederick’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Ronald Reagan Washington National Airport (DCA)32 miles away |
|---|---|
| Nearest city of 250,000+ | Washington, DC34 miles away |
| Nearest city of 1 million+ | Philadelphia, PA128 miles away |
Straight-line distances from the center of Prince Frederick; 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.
Prince Frederick had 3,226 residents in the 2020 census, up 125% since 2000.
It’s the 247th largest of 527 towns in Maryland by population.
Calvert County grew from 10,223 residents in 1900 to 92,783 in 2020.
Calvert 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 (8 miles away).
19,204 jobs at 1,725 businesses in Calvert County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
505 doctors and other health care providers list an office in Prince Frederick’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 36 |
|---|---|
| Specialist doctors | 110 |
| Dentists | 30 |
| Nurse practitioners and physician assistants | 83 |
| Mental health providers | 186 |
| Physical and occupational therapists | 53 |
| Optometrists | 3 |
| Chiropractors | 4 |
| Pharmacies | 10 |
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.
Parks (4 nearby)
Grocery stores (5 nearby)
Pharmacies (4 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 1.5 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 Calvert County Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Barstow ElementaryPrince Frederick | Pre-K–5 | 630 | Public | 0.8 mi |
| Calvert Country SchoolPrince Frederick | Pre-K–12 | 40 | Special Education | 1.7 mi |
| Calvert ElementaryPrince Frederick | Pre-K–5 | 495 | Public | 1.8 mi |
| Huntingtown ElementaryHuntingtown | Pre-K–5 | 475 | Public | 6.1 mi |
| Plum Point ElementaryHuntingtown | Pre-K–5 | 568 | Public | 4.1 mi |
| Calvert County Alternative SchoolPrince Frederick | 6–12 | 7 | Alternative Education | 1.4 mi |
| Calvert MiddlePrince Frederick | 6–8 | 607 | Public | 1.4 mi |
| Plum Point MiddleHuntingtown | 6–8 | 619 | Public | 4.2 mi |
| Calvert HighPrince Frederick | 9–12 | 1,080 | Public | 1.3 mi |
| Career and Technology AcademyPrince Frederick | 9–12 | — | Career and Technical | 1.4 mi |
| Huntingtown High SchoolHuntingtown | 9–12 | 1,311 | Public | 5.7 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| The Calverton SchoolHuntingtown | Pre-K–12 | 301 | Nonsectarian | 3.7 mi |
| Tidewater SchoolHuntingtown | Pre-K–6 | 38 | Nonsectarian | 5.5 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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Shares ZIP codes with Huntingtown.
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.