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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Seatac. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Seatac, Washington is approximatly 25496.
Racial profile for Seatac:
| White : | 16027 |
| Black : | 2334 |
| Native American : | 382 |
| Asian : | 2822 |
| Pacific Islander : | 677 |
| Other : | 1634 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Seatac, Washington :
| 18 - 19 : | 353 |
| 20 : | 203 |
| 21 : | 204 |
| 22 - 24 : | 643 |
| 25 - 29 : | 1204 |
| 30 - 34 : | 1228 |
| 35 - 39 : | 1278 |
| 40 - 44 : | 1181 |
| 45 - 49 : | 1017 |
| 50 - 54 : | 788 |
| 55 - 59 : | 567 |
| 60 - 61 : | 190 |
| 62 - 64 : | 245 |
| 65 - 66 : | 126 |
| 67 - 69 : | 209 |
| 70 - 74 : | 265 |
| 75 - 79 : | 241 |
| 80 - 84 : | 157 |
| 85+ : | 79 |
Population by age for females in Seatac, Washington :
| 18 - 19 : | 332 |
| 20 : | 171 |
| 21 : | 147 |
| 22 - 24 : | 551 |
| 25 - 29 : | 977 |
| 30 - 34 : | 1003 |
| 35 - 39 : | 951 |
| 40 - 44 : | 976 |
| 45 - 49 : | 872 |
| 50 - 54 : | 728 |
| 55 - 59 : | 558 |
| 60 - 61 : | 186 |
| 62 - 64 : | 252 |
| 65 - 66 : | 135 |
| 67 - 69 : | 233 |
| 70 - 74 : | 371 |
| 75 - 79 : | 318 |
| 80 - 84 : | 188 |
| 85+ : | 152 |
The total amount of households in Seatac, Washington is 9708. With 24609 people of the population in these households. The average household size is 2.53.
18874 people in Seatac, Washington are part of a family. The average family size in Seatac is 3.17 people.
There are 3717 married families in Seatac, Washington.
Number of married families by number of members in the family :
| 0 - 2 : | 680 | 3 - 4 : | 443 | 5 : | 216 | 6 - 11 : | 1257 | 12 - 17 : | 1121 |