Zip Code 20109
Manassas, Virginia — Prince William County
📍 ZIP code 20109 is in Manassas, Prince William County, Virginia.
ZIP code 20109 is located in Manassas, Prince William County, Virginia. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 44,161. The area code for ZIP code 20109 is 202.
Quick Answer
Zip code 20109 is in Manassas, Virginia (Prince William County). It has a population of 44,161, median household income of $88,966, and median home value of $411,700.
Population
44,161
Income
$88,966
Home Value
$411,700
Climate
88°F / 24°F
About Zip Code 20109
Zip code 20109 is located in Manassas, Virginia, within Prince William County. Home to approximately 44,161 residents, this area sits at an elevation of 283 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 202.
The median household income is $88,966 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $411,700, and the cost of living index is 124 (24% above the national average of 100).
Summers average a high of 88°F while winters drop to 24°F. The area receives about 45 in of rain and 10 in of snow annually. The zip code covers 20.4 square miles of land area and 0.2 square miles of water.
Key Statistics
44,161
$88,966
$411,700
Eastern (EST/EDT)
202
283 ft
20.4 sq mi
33.6
15,673
Advertisement
Compare With Nearby Zip Codes
| Metric | 20109 | 20121 | 20136 | 20110 | 20143 | 20155 |
|---|---|---|---|---|---|---|
| City | Manassas, VA | Centreville, VA | Bristow, VA | Manassas, VA | Catharpin, VA | Gainesville, VA |
| Population | 44,161 | 27,507 | 31,204 | 49,452 | 744 | 37,516 |
| Median Income | $88,966 | $133,024 | $178,098 | $120,397 | $178,125 | $154,531 |
| Home Value | $411,700 | $488,200 | $585,500 | $445,300 | $1,022,700 | $630,400 |
| Cost of Living | 124 | 169 | 211 | 148 | 233 | 206 |
| Median Age | 33.6 | 35.5 | 37.7 | 34.9 | 38.1 | 40.2 |
Cost of Living
100 = National Average. Manassas's cost of living is 24% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
4.6x
Demographics
Zip code 20109 has a population of 44,161 people with a median age of 33.6. There are 15,673 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Manassas (20109) population trend from 2010 to 2024
↓ -1.5%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
88°F
24°F
45 in
10 in
Manassas experiences warm summers with average highs around 88°F. Winters are cool with lows averaging 24°F. The area receives about 10 in of snow per year.
Advertisement
Housing & Economy
Median Home Value
$411,700
Median Household Income
$88,966
With 15,673 housing units across 20.4 square miles, 20109 has a housing density of 768 units per square mile. The home price-to-income ratio is 4.6x.
Location & Geography
Latitude
38.7939°
Longitude
-77.5310°
Land Area
20.4 sq mi
Water Area
0.2 sq mi
Nearby Zip Codes
Zip codes closest to 20109 (Manassas, VA) with distances:
All Zip Codes in Manassas, VA
Other zip codes serving Manassas:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 20109's $88,966. A way to compare Manassas 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 20109 (Manassas, 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.
Explore Virginia
Popular "Near Me" Searches
Advertisement
People Also Ask
What zip code is Manassas, Virginia?
Manassas, Virginia uses zip code 20109 along with 3 other zip codes.
What county is zip code 20109 in?
Zip code 20109 is located in Prince William County, Virginia.
What is the population of zip code 20109?
The population of zip code 20109 is 44,161 with a median age of 33.6.
Is 20109 in Manassas, Virginia?
Yes, zip code 20109 is in Manassas, Prince William County, Virginia. The area code is 202.
Frequently Asked Questions
What city is zip code 20109 in?
Zip code 20109 is in Manassas, Virginia. It is part of Prince William County and uses the Eastern (EST/EDT) timezone.
What is zip code 20109?
Zip code 20109 is a U.S. postal code in Manassas, Virginia (Prince William County). It has a population of 44,161 and covers 20.4 square miles.
What is the population of zip code 20109?
The population of zip code 20109 (Manassas, VA) is 44,161 with a median age of 33.6. There are approximately 15,673 housing units in this area.
What is the median income in zip code 20109?
The median household income in zip code 20109 (Manassas, VA) is $88,966 per year. The cost of living index is 124 (100 = national average).
What is the average home price in zip code 20109?
The median home value in zip code 20109 (Manassas, VA) is $411,700. The cost of living index is 124 compared to the national average of 100.
What county is zip code 20109 in?
Zip code 20109 is located in Prince William County, Virginia. The primary city is Manassas.
What is the area code for zip code 20109?
Zip code 20109 in Manassas, VA uses area code 202. It is located in the Eastern (EST/EDT) timezone.
Is zip code 20109 a good place to live?
Zip code 20109 (Manassas, VA) has a cost of living index of 124 (100 = national average), a median household income of $88,966, and median home values of $411,700. The median age is 33.6. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 20109?
The cost of living index for zip code 20109 (Manassas, VA) is 124, where 100 represents the national average. This area is above the national average. Median home value: $411,700.
What schools serve zip code 20109?
Zip code 20109 in Manassas, Virginia is served by the local school district of Prince William 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.
People Also Searched For
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.