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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Bethalto. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Bethalto, Illinois is approximatly 9454.
Racial profile for Bethalto:
| White : | 9250 |
| Black : | 72 |
| Native American : | 21 |
| Asian : | 38 |
| Pacific Islander : | 0 |
| Other : | 31 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Bethalto, Illinois :
| 18 - 19 : | 122 |
| 20 : | 55 |
| 21 : | 49 |
| 22 - 24 : | 154 |
| 25 - 29 : | 266 |
| 30 - 34 : | 313 |
| 35 - 39 : | 359 |
| 40 - 44 : | 374 |
| 45 - 49 : | 335 |
| 50 - 54 : | 291 |
| 55 - 59 : | 245 |
| 60 - 61 : | 80 |
| 62 - 64 : | 108 |
| 65 - 66 : | 65 |
| 67 - 69 : | 86 |
| 70 - 74 : | 112 |
| 75 - 79 : | 113 |
| 80 - 84 : | 48 |
| 85+ : | 51 |
Population by age for females in Bethalto, Illinois :
| 18 - 19 : | 136 |
| 20 : | 55 |
| 21 : | 56 |
| 22 - 24 : | 174 |
| 25 - 29 : | 290 |
| 30 - 34 : | 320 |
| 35 - 39 : | 391 |
| 40 - 44 : | 402 |
| 45 - 49 : | 369 |
| 50 - 54 : | 320 |
| 55 - 59 : | 230 |
| 60 - 61 : | 89 |
| 62 - 64 : | 102 |
| 65 - 66 : | 83 |
| 67 - 69 : | 112 |
| 70 - 74 : | 191 |
| 75 - 79 : | 160 |
| 80 - 84 : | 136 |
| 85+ : | 179 |
The total amount of households in Bethalto, Illinois is 3810. With 9360 people of the population in these households. The average household size is 2.46.
7890 people in Bethalto, Illinois are part of a family. The average family size in Bethalto is 2.98 people.
There are 1682 married families in Bethalto, Illinois.
Number of married families by number of members in the family :
| 0 - 2 : | 216 | 3 - 4 : | 155 | 5 : | 68 | 6 - 11 : | 584 | 12 - 17 : | 659 |