ZIP code 20191: Reston, VA
20191 is a ZIP code in Reston, Virginia, mainly in Fairfax County, part of the Washington-Arlington-Alexandria, DC-VA-MD-WV metro area. About 31,011 people live here.
- Population
- 31,011
- Median household income
- $151,185
- Typical home value
- $610,100+0.5% in 12 months
- Median rent
- $2,016gross, per month
- Median age
- 39.3
- Homeowners
- 68%of occupied homes
Shaded: ZIP code 20191's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 20191 details
| City | Reston |
|---|---|
| State | Virginia |
| County | Fairfax County |
| Metro area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 7.8 sq mi, plus 0.2 sq mi of water |
| Population density | 3,996 people per sq mi |
| Bachelor's degree or higher | 67.5% of adults 25+ |
| Average commute | 25.3 minutes |
| Center coordinates | 38.93332, -77.35012 |
Median rent in 20191 by bedrooms
| Size | Median gross rent |
|---|---|
| Studio | $2,189/mo |
| 1 bedroom | $1,821/mo |
| 2 bedrooms | $1,979/mo |
| 3 bedrooms | $2,127/mo |
| 4 bedrooms | $2,928/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 20191
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 20190 | Reston, VA | 1.9 mi | 22,012 |
| 20171 | Herndon, VA | 2.5 mi | 51,286 |
| 22124 | Oakton, VA | 2.9 mi | 18,091 |
| 20172 | Herndon, VA | 3.2 mi | — |
| 22095 | Herndon, VA | 3.2 mi | — |
| 20194 | Reston, VA | 3.3 mi | 12,275 |
| 20170 | Herndon, VA | 3.6 mi | 43,866 |
| 22181 | Vienna, VA | 3.8 mi | 15,760 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 20191?
A typical home in ZIP code 20191 is worth about $610,100 (Zillow Home Value Index). The median household here earns $151,185 a year. See what buying here would cost per month, with Virginia average taxes and insurance filled in.
Monthly payment for a $610,100 homeWhat can a $151,185 income afford?Rental property numbers
About ZIP code 20191
What city is ZIP code 20191?
ZIP code 20191 is in Reston, VA, in Fairfax County.
What county is ZIP code 20191 in?
20191 is mainly in Fairfax County, Virginia.
What is the population of ZIP code 20191?
About 31,011 people live in ZIP code 20191, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 20191 in?
20191 is in Eastern Time (UTC−5). It observes daylight saving time.