| ZIP Code | 20151 |
| ZIP Code Name | Chantilly |
| Primary County | Fairfax County |
| ZIP Code Type | Standard |
| Population (2021) | 22,181 |
| Area Code(s) | 571 / 703 |
| Current Time | EDT |
20151 is a United States ZIP Code located in Chantilly Virginia. Portions of 20151 are also in Centreville and Sully Square. 20151 is entirely within Fairfax County. 20151 is within Metro DC.
20151 can be classified socioeconically as a Middle Class class zipcode in comparison to other zipcodes in Virginia based on Median Household Income and Average Adjusted Gross Income. Measuring level of educational attainment the majority of adults in 20151 have at least a Bachelor Degree. 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 3.0%.
| Population | 22,181 |
| Population Growth Rate | -3.97% |
| Population Density | 1,596 People per Square Mile |
| Total Households | 6,594 |
| Percentage High Income Households | 23.0% |
| Median Houshold Income (2021) | $131,526 |
| Average Adjusted Gross Income (2019) | $105,050 |
| Current Unemployment Rate (August 2023) | 3.0% |
| Majority Race/Ethnicty | White - 41.37% |
| Public School Majority Race/Ethnicty | White - 35.63% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 10,017 | 41.37% |
| Black | 1,040 | 4.3% |
| Hispanic | 4,855 | 20.05% |
| Asian | 8,299 | 34.28% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 3,264 | 37.33% |
| Black | 652 | 7.46% |
| Hispanic | 1,834 | 20.98% |
| Asian | 2,955 | 33.8% |
| Native American | 25 | 0.29% |
| Hawaiian/Pac. Islander | 13 | 0.15% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 454 | 3.62% |
| Bachelor Degree | 3,990 | 31.79% |
| High School Diploma | 2,284 | 18.2% |
| No High School Diploma | 153 | 1.22% |
| GED or Alternate | 232 | 1.85% |
| 1 or More Years of College | 1,625 | 12.95% |
| Associates Degree | 840 | 6.69% |
| Masters Degree | 2,615 | 20.83% |
| Professional Degree | 180 | 1.43% |
| Doctorate Degree | 173 | 1.38% |
| Coordinates | 38.89036179,-77.44568634 |
| Adjacent ZIP Codes | |
| Cities/Towns in 20151 | |
| Region | Metro DC |
| Metropolitan/Micropolitan Stat Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 14 Square Miles |
| US Congressional Districts in 20151 | |
| Virginia State Senate Districts in 20151 | |
| Virginia House of Delegates Districts in 20151 |
| School Districts in 20151 | |
| Elementary Schools in 20151 | |
| Middle Schools in 20151 | |
| High Schools in 20151 |
| Plant Hardiness Zone | Zone 7a: 0F to 5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Cfa - Humid Subtropical Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 64a - Triassic Lowlands | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||