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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Chantilly. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Chantilly, Virginia is approximatly 41041.
Racial profile for Chantilly:
| White : | 30098 |
| Black : | 2046 |
| Native American : | 117 |
| Asian : | 6716 |
| Pacific Islander : | 24 |
| Other : | 826 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Chantilly, Virginia :
| 18 - 19 : | 442 |
| 20 : | 168 |
| 21 : | 162 |
| 22 - 24 : | 839 |
| 25 - 29 : | 1892 |
| 30 - 34 : | 1903 |
| 35 - 39 : | 2070 |
| 40 - 44 : | 1919 |
| 45 - 49 : | 1570 |
| 50 - 54 : | 1501 |
| 55 - 59 : | 944 |
| 60 - 61 : | 270 |
| 62 - 64 : | 357 |
| 65 - 66 : | 163 |
| 67 - 69 : | 187 |
| 70 - 74 : | 221 |
| 75 - 79 : | 145 |
| 80 - 84 : | 67 |
| 85+ : | 51 |
Population by age for females in Chantilly, Virginia :
| 18 - 19 : | 340 |
| 20 : | 158 |
| 21 : | 153 |
| 22 - 24 : | 936 |
| 25 - 29 : | 1881 |
| 30 - 34 : | 1905 |
| 35 - 39 : | 2134 |
| 40 - 44 : | 2053 |
| 45 - 49 : | 1750 |
| 50 - 54 : | 1467 |
| 55 - 59 : | 984 |
| 60 - 61 : | 269 |
| 62 - 64 : | 319 |
| 65 - 66 : | 165 |
| 67 - 69 : | 223 |
| 70 - 74 : | 259 |
| 75 - 79 : | 199 |
| 80 - 84 : | 140 |
| 85+ : | 136 |
The total amount of households in Chantilly, Virginia is 14840. With 40830 people of the population in these households. The average household size is 2.75.
34068 people in Chantilly, Virginia are part of a family. The average family size in Chantilly is 3.24 people.
There are 8904 married families in Chantilly, Virginia.
Number of married families by number of members in the family :
| 0 - 2 : | 1630 | 3 - 4 : | 1057 | 5 : | 521 | 6 - 11 : | 3083 | 12 - 17 : | 2613 |