Great Falls
Census-designated place in Fairfax County, Virginia

Great Falls is an unincorporated community (census-designated place) in Fairfax County, Virginia, with 15,953 residents (2020 Census). It sits at 344 ft (105 m) above sea level. The nearest town is Great Falls Crossing, 2.6 miles SW.
- 15,953residents (2020 Census)
- 344 ftelevation · 105 m
- 25.4 sq miland area · 65.7 km²
- 629 / sq mipopulation density
- 22066main ZIP code (2 in total)
About Great Falls
Great Falls is a census-designated place in Fairfax County, Virginia, United States. The population at the 2020 census was 15,953. It is named for the nearby Great Falls of the Potomac River.
Text: Wikipedia · CC BY-SA 4.0
Great Falls weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Great Falls
Webcams: Windy.com
Living in Great Falls
- Median household income
- $250,001
- Median home value
- $1,411,000
- Median rent
- $3,501/mo
- Median age
- 45.7
Do you know Great Falls? Tell us about it
Help other travelers: share what makes Great Falls special. We review every message before publishing it.
Map of Great Falls
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Great Falls Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Great Falls, VA population
Great Falls had 15,953 residents in the 2020 Census.
| 2020 Census | 15,953 |
|---|---|
| Density | 629 per sq mi (243 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Great Falls at a glance
| State | Virginia (VA) |
|---|---|
| County | Fairfax County |
| Type | Census-designated place |
| Population | 15,953 (2020) |
| Land area | 25.36 sq mi (65.7 km²) |
| Water area | 0.24 sq mi (0.62 km²) |
| Elevation | 344 ft (105 m) |
| Coordinates | 39.0119° N, 77.3020° W |
| ZIP codes | 22066, 20194 |
| Census code (GEOID) | 5132496 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Great Falls
- Great Falls Crossing2.6 mi SW
- Dranesville3.8 mi W
- Lowes Island3.8 mi NW
- Sugarland Run3.9 mi W
- Travilah, MD4.3 mi NE
- Reston5.0 mi SW
- Cascades5.2 mi NW
- Wolf Trap5.3 mi S
- Herndon5.4 mi SW
- Darnestown, MD5.4 mi N
- Sterling5.6 mi W
- Potomac, MD5.8 mi E
Straight-line distance between town centers.
Frequently asked questions about Great Falls
What county is Great Falls in?
Great Falls is in Fairfax County, Virginia.
What is the population of Great Falls, VA?
15,953 people lived in Great Falls at the 2020 Census.
What is the ZIP code of Great Falls, VA?
The main ZIP code is 22066. Other ZIP codes: 20194.
What is the elevation of Great Falls?
344 feet (105 m) above sea level.
What towns are near Great Falls?
Great Falls Crossing (2.6 mi), Dranesville (3.8 mi), Lowes Island (3.8 mi), Sugarland Run (3.9 mi), Travilah (4.3 mi).
Last updated: