Chantilly, VA Profile: Facts & Data


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Chantilly, Virginia - Basic Facts

The Chantilly Census Designated Place had a population of 23,435 as of July 1, 2018. Chantilly ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Virginia. See peer rankings below.

The primary coordinate point for Chantilly is located at latitude 38.8943 and longitude -77.4311 in Fairfax County. The formal boundaries for the Chantilly Census Designated Place (see map below) encompass a land area of 12 sq. miles and a water area of 0.13 sq. miles. Fairfax County is in the Eastern time zone (GMT -5). The elevation is 325 feet.

The Chantilly Census Designated Place (GNIS ID: 2389302) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Alternate Unofficial Names for Chantilly: Chantilly Creek, Ox Hill.

Jump to... (On This Page!)
  1. Chantilly 2018 Demographic Data
  2. Growth Rates for Chantilly (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Virginia Research Tools (Easy Tools & Current Data)
  3. Virginia Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Chantilly, VA Data & Demographics (As of July 1, 2018)


Total Population 23,435
Population in Households 23,420
Population in Familes 20,958
Population in Group Qrtrs 15
Population Density2 1,953
Diversity Index3 74


Median Household Income $133,403
Average Household Income $165,449
Per Capita Income $51,488


Total Housing Units 7,449 (100%)
Owner Occupied HU 5,836 (78.3%)
Renter Occupied HU 1,443 (19.4%)
Vacant Housing Units 170 ( 2.3%)
Median Home Value $492,644
Average Home Value $497,542


Total Households 7,279
Average Household Size 3.22
Family Households 5,982
Average Family Size 4
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.21% 0.17%
Households 0.1% 0.09%
Families 0.09% 0.09%
Median Household Income   1.93%
Per Capita Income   2.24%

Chantilly, VA - Peer Comparisons by Rank and Percentile

The table below compares Chantilly to the other 593 incorporated cities, towns and CDPs in Virginia by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 48 92nd
Population Density # 140 77th
Diversity Index # 54 91st
Median Household Income # 33 95th
Per Capita Income # 63 90th

Additional comparisons and rankings can be made with a VERY EASY TO USE Virginia Census Data Comparison Tool.

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