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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Stony Brook. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Stony Brook, New York is approximatly 13727.
Racial profile for Stony Brook:
| White : | 12604 |
| Black : | 169 |
| Native American : | 5 |
| Asian : | 782 |
| Pacific Islander : | 3 |
| Other : | 35 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Stony Brook, New York :
| 18 - 19 : | 136 |
| 20 : | 46 |
| 21 : | 60 |
| 22 - 24 : | 174 |
| 25 - 29 : | 283 |
| 30 - 34 : | 442 |
| 35 - 39 : | 589 |
| 40 - 44 : | 582 |
| 45 - 49 : | 489 |
| 50 - 54 : | 519 |
| 55 - 59 : | 406 |
| 60 - 61 : | 144 |
| 62 - 64 : | 177 |
| 65 - 66 : | 99 |
| 67 - 69 : | 145 |
| 70 - 74 : | 189 |
| 75 - 79 : | 160 |
| 80 - 84 : | 88 |
| 85+ : | 57 |
Population by age for females in Stony Brook, New York :
| 18 - 19 : | 113 |
| 20 : | 54 |
| 21 : | 43 |
| 22 - 24 : | 166 |
| 25 - 29 : | 268 |
| 30 - 34 : | 477 |
| 35 - 39 : | 614 |
| 40 - 44 : | 599 |
| 45 - 49 : | 571 |
| 50 - 54 : | 556 |
| 55 - 59 : | 477 |
| 60 - 61 : | 148 |
| 62 - 64 : | 151 |
| 65 - 66 : | 100 |
| 67 - 69 : | 152 |
| 70 - 74 : | 268 |
| 75 - 79 : | 223 |
| 80 - 84 : | 146 |
| 85+ : | 118 |
The total amount of households in Stony Brook, New York is 4758. With 13694 people of the population in these households. The average household size is 2.88.
12209 people in Stony Brook, New York are part of a family. The average family size in Stony Brook is 3.22 people.
There are 3258 married families in Stony Brook, New York.
Number of married families by number of members in the family :
| 0 - 2 : | 551 | 3 - 4 : | 387 | 5 : | 193 | 6 - 11 : | 1152 | 12 - 17 : | 975 |