This was 19.2 percent lower than the state average of 48.4 percent. In 2020 the total municipality population reached 767.
95.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Kimball for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 21 | 4.9 |
| Regular high school diploma | 143 | 33.2 |
| GED or alternative credential | 11 | 2.6 |
| Some college, less than 1 year | 42 | 9.7 |
| Some college, 1 or more years, no degree | 88 | 20.4 |
| Associate's degree | 60 | 13.9 |
| Bachelor's degree | 37 | 8.6 |
| Master's degree | 25 | 5.8 |
| Professional school degree | 4 | 0.9 |
| Doctorate degree | 0 | 0 |

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