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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Grinnell. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Grinnell, Iowa is approximatly 9105.
Racial profile for Grinnell:
| White : | 8639 |
| Black : | 95 |
| Native American : | 26 |
| Asian : | 183 |
| Pacific Islander : | 9 |
| Other : | 34 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Grinnell, Iowa :
| 18 - 19 : | 260 |
| 20 : | 185 |
| 21 : | 154 |
| 22 - 24 : | 224 |
| 25 - 29 : | 209 |
| 30 - 34 : | 215 |
| 35 - 39 : | 275 |
| 40 - 44 : | 296 |
| 45 - 49 : | 259 |
| 50 - 54 : | 234 |
| 55 - 59 : | 167 |
| 60 - 61 : | 62 |
| 62 - 64 : | 93 |
| 65 - 66 : | 56 |
| 67 - 69 : | 74 |
| 70 - 74 : | 143 |
| 75 - 79 : | 145 |
| 80 - 84 : | 95 |
| 85+ : | 88 |
Population by age for females in Grinnell, Iowa :
| 18 - 19 : | 339 |
| 20 : | 231 |
| 21 : | 189 |
| 22 - 24 : | 229 |
| 25 - 29 : | 217 |
| 30 - 34 : | 222 |
| 35 - 39 : | 285 |
| 40 - 44 : | 299 |
| 45 - 49 : | 276 |
| 50 - 54 : | 254 |
| 55 - 59 : | 207 |
| 60 - 61 : | 66 |
| 62 - 64 : | 112 |
| 65 - 66 : | 69 |
| 67 - 69 : | 100 |
| 70 - 74 : | 224 |
| 75 - 79 : | 220 |
| 80 - 84 : | 194 |
| 85+ : | 274 |
The total amount of households in Grinnell, Iowa is 3498. With 7789 people of the population in these households. The average household size is 2.23.
5881 people in Grinnell, Iowa are part of a family. The average family size in Grinnell is 2.84 people.
There are 1250 married families in Grinnell, Iowa.
Number of married families by number of members in the family :
| 0 - 2 : | 187 | 3 - 4 : | 140 | 5 : | 71 | 6 - 11 : | 415 | 12 - 17 : | 437 |