Zip Code 20165
Sterling, Virginia — Loudoun County
📍 ZIP code 20165 is in Sterling, Loudoun County, Virginia.
ZIP code 20165 is located in Sterling, Loudoun County, Virginia. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 34,210. The area code for ZIP code 20165 is 202.
Quick Answer
Zip code 20165 is in Sterling, Virginia (Loudoun County). It has a population of 34,210, median household income of $185,594, and median home value of $661,300.
Population
34,210
Income
$185,594
Home Value
$661,300
Climate
87°F / 25°F
About Zip Code 20165
Zip code 20165 is located in Sterling, Virginia, within Loudoun County. Home to approximately 34,210 residents, this area sits at an elevation of 205 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 202.
The median household income is $185,594 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $661,300, and the cost of living index is 225 (125% 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 9.8 square miles of land area and 0.2 square miles of water.
Key Statistics
34,210
$185,594
$661,300
Eastern (EST/EDT)
202
205 ft
9.8 sq mi
38.4
12,283
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Compare With Nearby Zip Codes
| Metric | 20165 | 20164 | 20837 | 20147 | 20170 | 22066 |
|---|---|---|---|---|---|---|
| City | Sterling, VA | Sterling, VA | Poolesville, MD | Dulles, VA | Herndon, VA | Great Falls, VA |
| Population | 34,210 | 42,694 | 6,605 | 67,007 | 43,372 | 16,884 |
| Median Income | $185,594 | $132,067 | $191,927 | $161,356 | $157,875 | $250,001 |
| Home Value | $661,300 | $526,700 | $701,000 | $679,600 | $625,600 | $1,240,100 |
| Cost of Living | 225 | 169 | 232 | 219 | 209 | 250 |
| Median Age | 38.4 | 35 | 46 | 39.1 | 35.9 | 46.4 |
Cost of Living
100 = National Average. Sterling's cost of living is 125% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
3.6x
Demographics
Zip code 20165 has a population of 34,210 people with a median age of 38.4. There are 12,283 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Sterling (20165) population trend from 2010 to 2024
↓ -28.7%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
87°F
25°F
45 in
9 in
Sterling 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
$661,300
Median Household Income
$185,594
With 12,283 housing units across 9.8 square miles, 20165 has a housing density of 1,253 units per square mile. The home price-to-income ratio is 3.6x.
Location & Geography
Latitude
39.0575°
Longitude
-77.3920°
Land Area
9.8 sq mi
Water Area
0.2 sq mi
Nearby Zip Codes
Zip codes closest to 20165 (Sterling, VA) with distances:
All Zip Codes in Sterling, VA
Other zip codes serving Sterling:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 20165's $185,594. A way to compare Sterling 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 20165 (Sterling, 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 Sterling, Virginia?
Sterling, Virginia uses zip code 20165 along with 2 other zip codes.
What county is zip code 20165 in?
Zip code 20165 is located in Loudoun County, Virginia.
What is the population of zip code 20165?
The population of zip code 20165 is 34,210 with a median age of 38.4.
Is 20165 in Sterling, Virginia?
Yes, zip code 20165 is in Sterling, Loudoun County, Virginia. The area code is 202.
Frequently Asked Questions
What city is zip code 20165 in?
Zip code 20165 is in Sterling, Virginia. It is part of Loudoun County and uses the Eastern (EST/EDT) timezone.
What is zip code 20165?
Zip code 20165 is a U.S. postal code in Sterling, Virginia (Loudoun County). It has a population of 34,210 and covers 9.8 square miles.
What is the population of zip code 20165?
The population of zip code 20165 (Sterling, VA) is 34,210 with a median age of 38.4. There are approximately 12,283 housing units in this area.
What is the median income in zip code 20165?
The median household income in zip code 20165 (Sterling, VA) is $185,594 per year. The cost of living index is 225 (100 = national average).
What is the average home price in zip code 20165?
The median home value in zip code 20165 (Sterling, VA) is $661,300. The cost of living index is 225 compared to the national average of 100.
What county is zip code 20165 in?
Zip code 20165 is located in Loudoun County, Virginia. The primary city is Sterling.
What is the area code for zip code 20165?
Zip code 20165 in Sterling, VA uses area code 202. It is located in the Eastern (EST/EDT) timezone.
Is zip code 20165 a good place to live?
Zip code 20165 (Sterling, VA) has a cost of living index of 225 (100 = national average), a median household income of $185,594, and median home values of $661,300. The median age is 38.4. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 20165?
The cost of living index for zip code 20165 (Sterling, VA) is 225, where 100 represents the national average. This area is above the national average. Median home value: $661,300.
What schools serve zip code 20165?
Zip code 20165 in Sterling, 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.