Derwood is a community in Montgomery County, Maryland, home to about 1,984 people across 0.6 square miles. It has no ZIP code of its own: it’s part of 20855.
Homes sold for a median of $297 per square foot in the three months ending August 2026, a seller’s market.
Mostly Redland; part is in Derwood
Each card is that ZIP code’s whole market, including any part outside Derwood. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Derwood’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)20 miles away |
|---|---|
| Nearest city of 250,000+ | Washington, DC17 miles away |
| Nearest city of 1 million+ | Philadelphia, PA123 miles away |
Straight-line distances from the center of Derwood; 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.
Derwood had 2,535 residents in the 2020 census, up 6% since 2010.
It’s the 286th largest of 527 towns in Maryland by population.
Montgomery County grew from 30,451 residents in 1900 to 1,062,061 in 2020.
Montgomery County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 27°F. About 41.5 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Rockville 1 Ne, MD weather station (2 miles away).
439,792 jobs at 27,677 businesses in Montgomery County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
154 doctors and other health care providers list an office in Derwood.
Nearest hospitals
Providers with an office here
| Primary care doctors | 4 |
|---|---|
| Specialist doctors | 9 |
| Dentists | 5 |
| Nurse practitioners and physician assistants | 6 |
| Mental health providers | 82 |
| Physical and occupational therapists | 47 |
| Optometrists | 1 |
| 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.
Parks (4 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries
Museums
Theaters and performance venues
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 Montgomery County Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mill Creek Towne ElementaryRockville | Pre-K–5 | 528 | Public | 0.9 mi |
| Candlewood ElementaryRockville | K–5 | 358 | Public | 0.4 mi |
| Sequoyah ElementaryDerwood | K–5 | 460 | Public | 1.6 mi |
| Redland MiddleRockville | 6–8 | 562 | Public | 0.9 mi |
| Col. Zadok Magruder HighRockville | 9–12 | 1,671 | Public | 1.6 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 Redland.
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.