ZIP Code 20151 - Chantilly Virginia

ZIP Code 20151 is located in Chantilly Virginia. Portions of 20151 are also in Centreville and Sully Square. 20151 is entirely within Fairfax County. Regionally, 20151 is located in Metro DC.

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ZIP Code 20151 Quick Stats

ZIP Code NameChantilly
Primary CountyFairfax County
ZIP Code TypeStandard
Population (2022)21,893
Area Code(s)571 / 703
Current Time

ZIP Code 20151 Map

20151 Demographics

20151 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Virginia based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 20151 is White. The majority race/ethnicity attending public schools in 20151 is White. The current unemployment level in 20151 is 2.3%.

Population Growth Rate-3.97%
Population Density1,575 People per Square Mile
Total Households6,594
Percentage High Income Households23.0%
Median Household Income (2021)$131,526
Average Adjusted Gross Income (2021)$397,940
Current Unemployment Rate (July 2024)2.3%
Majority Race/EthnictyWhite - 41.37%
Public School Majority Race/EthnictyWhite - 35.63%

20151 Race/Ethnicty Breakdown

Native American00%
Hawaiian/Pac. Islander00%

20151 Public School Race/Ethnicty Breakdown

Native American250.29%
Hawaiian/Pac. Islander130.15%

20151 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College4543.62%
Bachelor Degree3,99031.8%
High School Diploma2,28418.21%
No High School Diploma1531.22%
GED or Alternate2321.85%
1 or More Years of College1,62512.95%
Associates Degree8406.7%
Masters Degree2,61520.84%
Professional Degree1801.43%
Doctorate Degree1731.38%

20151 Geography

Adjacent ZIP Codes
Cities/Towns in 20151
RegionMetro DC
Metropolitan/Micropolitan Stat AreaWashington-Arlington-Alexandria, DC-VA-MD-WV
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area14 Square Miles

20151 Politics

US Congressional Districts in 20151
Virginia State Senate Districts in 20151
Virginia House of Delegates Districts in 20151

20151 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion64a - Triassic Lowlands

20151 Annual Climate Data

Avg Min Temp (°F)23253241516065635643352743
Avg Max Temp (°F)42465666758388867968574766
Avg Precip (In.)3.132.713.533.194.173.783.643.693.973.363.293.0841.55

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