Chantilly, VA demographics:
population, income, and more

Total population
24,036
1.2% year-over-year change
Median household income
$157,124/yr
9.3% year-over-year change
Housing units
7,598
2.3% year-over-year change

Chantilly population

How many people live in Chantilly

Chantilly is home to 24,036 residents, according to the most recent Census data. Gender-wise, 51.1% of Chantilly locals are male, and 48.9% are female.

Total population
24,036
1.2% year-over-year change
Gender ratio
Male
51.1%
12,282
Female
48.9%
11,754
Value Percent YoY change
Male 12,282 51.1% 2.3%
Female 11,754 48.9% 0.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Chantilly is 41, with the population distributed as follows: about 18.8% are children under 15, then 14.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.9% of the population, while another 29.7% fall into the 45 to 64 bracket. Finally, around 13.3% are 65 or older.

Median age
41.3
Age breakdown
Under 15
18.8%
15 to 24
14.4%
25 to 44
23.9%
45 to 64
29.7%
Over 65
13.3%
Value Percent YoY change
Under 15 4,507 18.8% -1.1%
15 to 24 3,453 14.4% -7.0%
25 to 44 5,743 23.9% 3.9%
45 to 64 7,141 29.7% 3.9%
Over 65 3,192 13.3% 3.8%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Chantilly, 55% of the population are US-born citizens, while 25.9% have gained naturalized citizenship. At the same time, 19.1% of residents are non-citizens. As for race, 38% of locals are Caucasian, 3.4% are African American and 37.9% have Asian roots. There’s also a share of 12% that includes residents with two or more races.

Citizenship
U.S.-born citizens
55%
Non-U.S.-born citizens
25.9%
Non-citizens
19.1%
Value Percent YoY change
U.S.-born citizens 13,214 55% 2.8%
Non-U.S.-born citizens 6,229 25.9% -2.6%
Non-citizens 4,593 19.1% 2.1%
Racial breakdown
White
38%
Black or African American
3.4%
American Indian and Alaska Native
0%
Asian
37.9%
Native Hawaiian and other Pacific Islander
0%
Two or more races
12%
Other
8.6%
Value Percent
White 9,134 38%
Black or African American 820 3.4%
American Indian and Alaska Native 9 0%
Asian 9,110 37.9%
Two or more races 2,895 12%
Other 2,068 8.6%

Households in Chantilly

A peek inside Chantilly households

Chantilly has 7,552 households, with an average of 3 members in each. Of these, 81.8% are families, while the remaining 18.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
7,552
3.1% year-over-year change
Average people per household
3
Non-family households
1,373
Family households
6,179
Value Percent YoY change
Non-family households 1,373 18.2% -2.1%
Family households 6,179 81.8% 4.3%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Chantilly

The housing landscape of Chantilly

Chantilly's housing consists of 7,598 units, with 60.7% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 23.4% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 4.9% of the housing landscape.

Housing units
7,598
2.3% year-over-year change
Housing types
Value Percent
1 unit, detached 4,609 60.7%
1 unit, attached 1,781 23.4%
2 units 104 1.4%
3 or 4 units 54 0.7%
5 to 9 units 123 1.6%
10 to 19 units 214 2.8%
50 or more units 342 4.5%
Mobile home 371 4.9%
Homes built since 2020
321
63.8% year-over-year change

The age of buildings in Chantilly

In Chantilly, the median construction year is 1987. About 0.6% of homes were built before the 1940s, with another 0.2% going up by 1949. Most development happened in the second half of the 20th century. Then, 14.2% of homes were added from 2000 to 2009, 4.3% between 2010 and 2019, and 4.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 46 0.6% -30.3%
Built between 1940 and 1949 13 0.2% -78.0%
Built between 1950 and 1959 35 0.5% 45.8%
Built between 1960 and 1969 588 7.7% 9.9%
Built between 1970 and 1979 672 8.8% -8.8%
Built between 1980 and 1989 3,326 43.8% -4.3%
Built between 1990 and 1999 1,194 15.7% 19.3%
Built between 2000 and 2009 1,075 14.2% 2.1%
Built between 2010 and 2019 328 4.3% 17.6%
Built in 2020 or later 321 4.2% 63.8%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Chantilly occupancy rates

Out of the 7,552 occupied housing units in Chantilly, 81.1% are owner-occupied, while 18.9% are lived in by tenants. Meanwhile, 0.6% of all homes on the local market sit vacant.

Occupied housing units
7,552
3.1% year-over-year change
Occupancy breakdown
Renter occupied
1,425
Owner occupied
6,127
Value Percent YoY
change
Renter occupied 1,425 18.9% -2.3%
Owner occupied 6,127 81.1% 4.4%
Unoccupied housing units
0.6%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Chantilly housing costs

Housing costs in Chantilly come to a median of $2,366 per month, while tenants specifically pay a median gross rent of $2,312.

Median housing costs per month
$2,366/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Chantilly
$2,312/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Chantilly

Chantilly education at a glance

About 20.1% of the population in Chantilly went to high school, while 12.5% pursued college studies. Another 5.8% earned an associate degree and 30.3% hold a bachelor’s. Meanwhile, 24.9% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 1,162 6.4% 55.4%
High school diploma 3,638 20.1% -10.7%
College diploma 2,251 12.5% -4.8%
Associate degree 1,041 5.8% -4.5%
Bachelor's degree 5,475 30.3% 5.0%
Graduate degree 4,494 24.9% 9.3%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Chantilly

How much people earn in Chantilly

The average annual household income in Chantilly was $188,124 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.3% change from the previous year. At the same time, the median income stood at $157,124, reflecting a +9.3% shift over the same period.

Average household income in Chantilly
$188,124/year
3.3% year-over-year change
Median household income in Chantilly
$157,124/year
9.3% year-over-year change

Chantilly income by age

In Chantilly, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $157,456. Those with someone between 45 and 64 in charge, often well established professionally, earn $192,845 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $133,295, while those led by someone over 65, many of whom may be retired, have about $99,142 in earnings. Overall, 94.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $133,295 45.2%
25 - 44 $157,456 6.5%
45 - 64 $192,845 2.2%
Over 65 $99,142 11.7%
Above poverty level
22,415
Below poverty level
1,357
Value Percent YoY
change
Above poverty level 22,415 94.3% 1.4%
Below poverty level 1,357 5.7% -3.4%

Employment in Chantilly

Workforce and job types in Chantilly

The job market in Chantilly is powered by 12,869 working residents, spread across a range of industries and roles. 88.5% of the working population are employed in professional or administrative positions, while 11.5% are in hands-on or service-based jobs. Also, 9.8% run their own businesses, 67.6% are employed by private companies, and 15.9% work in the public sector.

Workforce demographics

Working population
12,869
3.8% year-over-year change
White collar
11,394
Blue collar
1,475
Value Percent YoY change
White collar 11,394 88.5% 4.8%
Blue collar 1,475 11.5% -3.1%
Employer type
Self employees
9.8%
Private companies
67.6%
Governmental workers
15.9%
Not for profit companies
6.8%
Value Percent YoY change
Self employees 1,256 9.8% -7.0%
Private companies 8,697 67.6% 6.1%
Governmental workers 2,042 15.9% -1.6%
Not for profit companies 874 6.8% 13.2%
Unemployment rate
2.9%
17.5% year-over-year change

Available workforce

The unemployment rate in Chantilly stands at 2.9%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Chantilly

How people get around in Chantilly

In Chantilly, the average commute time is 28 minutes. Commuting methods vary: 70.6% of residents travel by personal vehicle and 1.5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
28 min
-5.4% year-over-year change
Means of transportation
Value Percent YoY change
Car 9,103 70.6% 2.5%
Taxicab 61 0.5% -29.9%
Bus or trolleybus 157 1.2% 7.5%
Subway or elevated 55 0.4% N/A
Bicycle 100 0.8% -4.8%
Walk 193 1.5% -30.8%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Chantilly by zipcode?

Zipcode Population Number of households Median income Average income
20151 22,610 7,095 $158,271 $189,349
20152 36,674 11,047 $197,156 $225,097

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FAQs about Chantilly demographics 

What is the total population of Chantilly?

Chantilly has a total population of 24,036 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.2% compared to a year ago.

What is the gender ratio in Chantilly?

The gender ratio in Chantilly is as follows:
  • 51.1% males (12,282 residents)
  • 48.9% females (11,754 residents)

What is the median age in Chantilly?

The median age in Chantilly is 41.3.

What is the age distribution of the population in Chantilly?

The age distribution in Chantilly is as follows:
  • Under 15: 18.8% (4,507 residents)
  • Ages 15-24: 14.4% (3,453 residents)
  • Ages 25-44: 23.9% (5,743 residents)
  • Ages 45-64: 29.7% (7,141 residents)
  • Over 65: 13.3% (3,192 residents)

What is the racial and ethnic makeup of Chantilly?

The racial and ethnic makeup of Chantilly is as follows:
  • White: 38% (9,134 residents)
  • Black or African American: 3.4% (820 residents)
  • American Indian and Alaska Native: 0% (9 residents)
  • Asian: 37.9% (9,110 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 12% (2,895 residents)
  • Other: 8.6% (2,068 residents)

What percentage of the population in Chantilly are U.S.-born citizens?

U.S.-born citizens represent 55% of the population in Chantilly.

How many housing units are there in Chantilly?

There are 7,598 housing units in Chantilly, reflecting a +2.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Chantilly and what is the average household size?

Chantilly has a total of 7,552 households, with an average of 3 people in each.

What is the median household income in Chantilly?

Chantilly has a median household income of $157,124, representing a +9.3% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Chantilly?

The employment rate is 97.1% in Chantilly, with a workforce of 12,869 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 88.5% (11,394 residents)
  • Blue-collar workers: 11.5% (1,475 residents)

Places of employment:
  • Self-employed: 9.8% (1,256 residents)
  • Private companies: 67.6% (8,697 residents)
  • Governmental workers: 15.9% (2,042 residents)
  • Not-for-profit companies: 6.8% (874 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025