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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Groton. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Groton, Connecticut is approximatly 10010.
Racial profile for Groton:
| White : | 7780 |
| Black : | 1019 |
| Native American : | 93 |
| Asian : | 355 |
| Pacific Islander : | 5 |
| Other : | 284 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Groton, Connecticut :
| 18 - 19 : | 122 |
| 20 : | 185 |
| 21 : | 222 |
| 22 - 24 : | 471 |
| 25 - 29 : | 535 |
| 30 - 34 : | 415 |
| 35 - 39 : | 433 |
| 40 - 44 : | 373 |
| 45 - 49 : | 317 |
| 50 - 54 : | 286 |
| 55 - 59 : | 197 |
| 60 - 61 : | 55 |
| 62 - 64 : | 74 |
| 65 - 66 : | 44 |
| 67 - 69 : | 60 |
| 70 - 74 : | 129 |
| 75 - 79 : | 106 |
| 80 - 84 : | 72 |
| 85+ : | 28 |
Population by age for females in Groton, Connecticut :
| 18 - 19 : | 139 |
| 20 : | 95 |
| 21 : | 90 |
| 22 - 24 : | 247 |
| 25 - 29 : | 398 |
| 30 - 34 : | 369 |
| 35 - 39 : | 394 |
| 40 - 44 : | 380 |
| 45 - 49 : | 312 |
| 50 - 54 : | 258 |
| 55 - 59 : | 168 |
| 60 - 61 : | 57 |
| 62 - 64 : | 108 |
| 65 - 66 : | 49 |
| 67 - 69 : | 76 |
| 70 - 74 : | 171 |
| 75 - 79 : | 161 |
| 80 - 84 : | 88 |
| 85+ : | 71 |
The total amount of households in Groton, Connecticut is 4230. With 9255 people of the population in these households. The average household size is 2.19.
6782 people in Groton, Connecticut are part of a family. The average family size in Groton is 2.77 people.
There are 1057 married families in Groton, Connecticut.
Number of married families by number of members in the family :
| 0 - 2 : | 195 | 3 - 4 : | 128 | 5 : | 71 | 6 - 11 : | 339 | 12 - 17 : | 324 |