Zip Code 20147
Dulles, Virginia — Loudoun County
📍 ZIP code 20147 is in Dulles, Loudoun County, Virginia.
ZIP code 20147 is located in Dulles, Loudoun County, Virginia. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 67,007. The area code for ZIP code 20147 is 202.
Quick Answer
Zip code 20147 is in Dulles, Virginia (Loudoun County). It has a population of 67,007, median household income of $161,356, and median home value of $679,600.
Population
67,007
Income
$161,356
Home Value
$679,600
Climate
87°F / 25°F
About Zip Code 20147
Zip code 20147 is located in Dulles, Virginia, within Loudoun County. Home to approximately 67,007 residents, this area sits at an elevation of 275 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 202.
The median household income is $161,356 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $679,600, and the cost of living index is 219 (119% above the national average of 100).
Summers average a high of 87°F while winters drop to 25°F. The area receives about 45 in of rain and 9 in of snow annually. The zip code covers 19.9 square miles of land area and 0.3 square miles of water.
Key Statistics
67,007
$161,356
$679,600
Eastern (EST/EDT)
202
275 ft
19.9 sq mi
39.1
25,474
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Compare With Nearby Zip Codes
| Metric | 20147 | 20166 | 20148 | 20165 | 20164 | 20837 |
|---|---|---|---|---|---|---|
| City | Dulles, VA | Sterling, VA | Dulles, VA | Sterling, VA | Sterling, VA | Poolesville, MD |
| Population | 67,007 | 13,854 | 63,615 | 34,210 | 42,694 | 6,605 |
| Median Income | $161,356 | $135,246 | $233,502 | $185,594 | $132,067 | $191,927 |
| Home Value | $679,600 | $576,400 | $843,800 | $661,300 | $526,700 | $701,000 |
| Cost of Living | 219 | 185 | 250 | 225 | 169 | 232 |
| Median Age | 39.1 | 34.5 | 37.7 | 38.4 | 35 | 46 |
Cost of Living
100 = National Average. Dulles's cost of living is 119% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
4.2x
Demographics
Zip code 20147 has a population of 67,007 people with a median age of 39.1. There are 25,474 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Dulles (20147) population trend from 2010 to 2024
↑ 9.7%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
87°F
25°F
45 in
9 in
Dulles experiences warm summers with average highs around 87°F. Winters are cool with lows averaging 25°F. The area receives about 9 in of snow per year.
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Housing & Economy
Median Home Value
$679,600
Median Household Income
$161,356
With 25,474 housing units across 19.9 square miles, 20147 has a housing density of 1,280 units per square mile. The home price-to-income ratio is 4.2x.
Location & Geography
Latitude
39.0419°
Longitude
-77.4781°
Land Area
19.9 sq mi
Water Area
0.3 sq mi
Nearby Zip Codes
Zip codes closest to 20147 (Dulles, VA) with distances:
All Zip Codes in Dulles, VA
Other zip codes serving Dulles:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 20147's $161,356. A way to compare Dulles to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 20147 (Dulles, VA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Dulles, Virginia?
Dulles, Virginia uses zip code 20147 along with 1 other zip codes.
What county is zip code 20147 in?
Zip code 20147 is located in Loudoun County, Virginia.
What is the population of zip code 20147?
The population of zip code 20147 is 67,007 with a median age of 39.1.
Is 20147 in Dulles, Virginia?
Yes, zip code 20147 is in Dulles, Loudoun County, Virginia. The area code is 202.
Frequently Asked Questions
What city is zip code 20147 in?
Zip code 20147 is in Dulles, Virginia. It is part of Loudoun County and uses the Eastern (EST/EDT) timezone.
What is zip code 20147?
Zip code 20147 is a U.S. postal code in Dulles, Virginia (Loudoun County). It has a population of 67,007 and covers 19.9 square miles.
What is the population of zip code 20147?
The population of zip code 20147 (Dulles, VA) is 67,007 with a median age of 39.1. There are approximately 25,474 housing units in this area.
What is the median income in zip code 20147?
The median household income in zip code 20147 (Dulles, VA) is $161,356 per year. The cost of living index is 219 (100 = national average).
What is the average home price in zip code 20147?
The median home value in zip code 20147 (Dulles, VA) is $679,600. The cost of living index is 219 compared to the national average of 100.
What county is zip code 20147 in?
Zip code 20147 is located in Loudoun County, Virginia. The primary city is Dulles.
What is the area code for zip code 20147?
Zip code 20147 in Dulles, VA uses area code 202. It is located in the Eastern (EST/EDT) timezone.
Is zip code 20147 a good place to live?
Zip code 20147 (Dulles, VA) has a cost of living index of 219 (100 = national average), a median household income of $161,356, and median home values of $679,600. The median age is 39.1. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 20147?
The cost of living index for zip code 20147 (Dulles, VA) is 219, where 100 represents the national average. This area is above the national average. Median home value: $679,600.
What schools serve zip code 20147?
Zip code 20147 in Dulles, Virginia is served by the local school district of Loudoun County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.