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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Fairfax. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Fairfax, Virginia is approximatly 21498.
Racial profile for Fairfax:
| White : | 15675 |
| Black : | 1090 |
| Native American : | 73 |
| Asian : | 2617 |
| Pacific Islander : | 16 |
| Other : | 1326 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Fairfax, Virginia :
| 18 - 19 : | 242 |
| 20 : | 142 |
| 21 : | 144 |
| 22 - 24 : | 488 |
| 25 - 29 : | 936 |
| 30 - 34 : | 949 |
| 35 - 39 : | 1025 |
| 40 - 44 : | 836 |
| 45 - 49 : | 717 |
| 50 - 54 : | 742 |
| 55 - 59 : | 540 |
| 60 - 61 : | 198 |
| 62 - 64 : | 232 |
| 65 - 66 : | 169 |
| 67 - 69 : | 171 |
| 70 - 74 : | 286 |
| 75 - 79 : | 238 |
| 80 - 84 : | 142 |
| 85+ : | 77 |
Population by age for females in Fairfax, Virginia :
| 18 - 19 : | 195 |
| 20 : | 162 |
| 21 : | 124 |
| 22 - 24 : | 471 |
| 25 - 29 : | 811 |
| 30 - 34 : | 890 |
| 35 - 39 : | 933 |
| 40 - 44 : | 861 |
| 45 - 49 : | 807 |
| 50 - 54 : | 783 |
| 55 - 59 : | 641 |
| 60 - 61 : | 193 |
| 62 - 64 : | 267 |
| 65 - 66 : | 158 |
| 67 - 69 : | 241 |
| 70 - 74 : | 430 |
| 75 - 79 : | 357 |
| 80 - 84 : | 213 |
| 85+ : | 271 |
The total amount of households in Fairfax, Virginia is 8035. With 20970 people of the population in these households. The average household size is 2.61.
16592 people in Fairfax, Virginia are part of a family. The average family size in Fairfax is 3.07 people.
There are 3306 married families in Fairfax, Virginia.
Number of married families by number of members in the family :
| 0 - 2 : | 645 | 3 - 4 : | 378 | 5 : | 199 | 6 - 11 : | 1068 | 12 - 17 : | 1016 |