Mount Vernon is a community in Fairfax County, Virginia, home to about 13,122 people across 5.2 square miles. It has no ZIP code of its own: it’s part of 22309.
Homes sold for a median of $327 per square foot in the three months ending August 2026, a seller’s market.
Mostly Woodlawn (Fairfax County); part is in Mount Vernon
Each card is that ZIP code’s whole market, including any part outside Mount Vernon. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mount Vernon’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)10 miles away |
|---|---|
| Nearest city of 250,000+ | Washington, DC14 miles away |
| Nearest city of 1 million+ | Philadelphia, PA138 miles away |
Straight-line distances from the center of Mount Vernon; 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.
Mount Vernon had 12,914 residents in the 2020 census, down 55% since 2000.
It’s the 103rd largest of 669 towns in Virginia by population.
Fairfax County grew from 18,580 residents in 1900 to 1,150,309 in 2020.
Fairfax County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 88°F in summer, and winter lows average 27°F. About 47.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Oxon Hill, MD weather station (8 miles away).
696,002 jobs at 31,931 businesses in Fairfax County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
99 doctors and other health care providers list an office in Mount Vernon.
Nearest hospitals
Providers with an office here
| Primary care doctors | 8 |
|---|---|
| Specialist doctors | 3 |
| Dentists | 10 |
| Nurse practitioners and physician assistants | 11 |
| Mental health providers | 60 |
| Physical and occupational therapists | 7 |
| Pharmacies | 6 |
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 (14 nearby)
Grocery stores (3 nearby)
Pharmacies
Libraries (1 nearby)
Museums (6 nearby)
Theaters and performance venues
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 Fairfax County Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mount Vernon Woods ElementaryAlexandria | Pre-K–6 | 507 | Public | 1.7 mi |
| Riverside ElementaryAlexandria | Pre-K–6 | 741 | Public | 1.0 mi |
| Washington Mill ElementaryAlexandria | Pre-K–6 | 592 | Public | 0.7 mi |
| Woodlawn ElementaryAlexandria | Pre-K–6 | 447 | Public | 0.8 mi |
| Woodley Hills ElementaryAlexandria | Pre-K–6 | 495 | Public | 0.6 mi |
| Mount Vernon HighAlexandria | 9–12 | 1,858 | Public | 0.9 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Aquinas Montessori SchoolAlexandria | Pre-K–6 | 70 | Nonsectarian | 1.1 mi |
| Engleside Christian SchoolAlexandria | Pre-K–6 | 51 | Baptist | 0.9 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 Woodlawn (Fairfax County).
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.