This was 28.3 percent lower than the state average of 39.6 percent. In 2020 the total municipality population reached 915.
84 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Attica for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 121 | 16 |
| Regular high school diploma | 294 | 38.8 |
| GED or alternative credential | 0 | 0 |
| Some college, less than 1 year | 120 | 15.8 |
| Some college, 1 or more years, no degree | 137 | 18.1 |
| Associate's degree | 16 | 2.1 |
| Bachelor's degree | 63 | 8.3 |
| Master's degree | 7 | 0.9 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |

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