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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Buffalo Grove. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Buffalo Grove, Illinois is approximatly 42909.
Racial profile for Buffalo Grove:
| White : | 38059 |
| Black : | 325 |
| Native American : | 24 |
| Asian : | 3618 |
| Pacific Islander : | 6 |
| Other : | 389 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Buffalo Grove, Illinois :
| 18 - 19 : | 422 |
| 20 : | 151 |
| 21 : | 125 |
| 22 - 24 : | 461 |
| 25 - 29 : | 968 |
| 30 - 34 : | 1436 |
| 35 - 39 : | 1837 |
| 40 - 44 : | 2243 |
| 45 - 49 : | 2021 |
| 50 - 54 : | 1529 |
| 55 - 59 : | 984 |
| 60 - 61 : | 268 |
| 62 - 64 : | 368 |
| 65 - 66 : | 210 |
| 67 - 69 : | 307 |
| 70 - 74 : | 448 |
| 75 - 79 : | 318 |
| 80 - 84 : | 183 |
| 85+ : | 105 |
Population by age for females in Buffalo Grove, Illinois :
| 18 - 19 : | 324 |
| 20 : | 110 |
| 21 : | 125 |
| 22 - 24 : | 541 |
| 25 - 29 : | 1095 |
| 30 - 34 : | 1518 |
| 35 - 39 : | 2192 |
| 40 - 44 : | 2508 |
| 45 - 49 : | 2064 |
| 50 - 54 : | 1608 |
| 55 - 59 : | 1012 |
| 60 - 61 : | 312 |
| 62 - 64 : | 400 |
| 65 - 66 : | 264 |
| 67 - 69 : | 385 |
| 70 - 74 : | 609 |
| 75 - 79 : | 481 |
| 80 - 84 : | 307 |
| 85+ : | 266 |
The total amount of households in Buffalo Grove, Illinois is 15708. With 42673 people of the population in these households. The average household size is 2.72.
37692 people in Buffalo Grove, Illinois are part of a family. The average family size in Buffalo Grove is 3.23 people.
There are 11001 married families in Buffalo Grove, Illinois.
Number of married families by number of members in the family :
| 0 - 2 : | 1529 | 3 - 4 : | 1100 | 5 : | 602 | 6 - 11 : | 3948 | 12 - 17 : | 3822 |