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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Central Islip. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Central Islip, New York is approximatly 31950.
Racial profile for Central Islip:
| White : | 15269 |
| Black : | 8769 |
| Native American : | 167 |
| Asian : | 991 |
| Pacific Islander : | 37 |
| Other : | 5116 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Central Islip, New York :
| 18 - 19 : | 529 |
| 20 : | 296 |
| 21 : | 252 |
| 22 - 24 : | 719 |
| 25 - 29 : | 1178 |
| 30 - 34 : | 1284 |
| 35 - 39 : | 1508 |
| 40 - 44 : | 1228 |
| 45 - 49 : | 967 |
| 50 - 54 : | 832 |
| 55 - 59 : | 705 |
| 60 - 61 : | 198 |
| 62 - 64 : | 304 |
| 65 - 66 : | 147 |
| 67 - 69 : | 200 |
| 70 - 74 : | 274 |
| 75 - 79 : | 176 |
| 80 - 84 : | 81 |
| 85+ : | 40 |
Population by age for females in Central Islip, New York :
| 18 - 19 : | 532 |
| 20 : | 267 |
| 21 : | 251 |
| 22 - 24 : | 672 |
| 25 - 29 : | 1191 |
| 30 - 34 : | 1236 |
| 35 - 39 : | 1427 |
| 40 - 44 : | 1343 |
| 45 - 49 : | 1024 |
| 50 - 54 : | 966 |
| 55 - 59 : | 774 |
| 60 - 61 : | 235 |
| 62 - 64 : | 333 |
| 65 - 66 : | 219 |
| 67 - 69 : | 257 |
| 70 - 74 : | 396 |
| 75 - 79 : | 268 |
| 80 - 84 : | 171 |
| 85+ : | 141 |
The total amount of households in Central Islip, New York is 8792. With 31267 people of the population in these households. The average household size is 3.56.
26386 people in Central Islip, New York are part of a family. The average family size in Central Islip is 3.87 people.
There are 5185 married families in Central Islip, New York.
Number of married families by number of members in the family :
| 0 - 2 : | 732 | 3 - 4 : | 566 | 5 : | 310 | 6 - 11 : | 1945 | 12 - 17 : | 1632 |