This was 11.1 percent lower than the state average of 41.8 percent. In 2020 the total municipality population reached 283.
88.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Ridgeland for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 24 | 11.9 |
| Regular high school diploma | 78 | 38.6 |
| GED or alternative credential | 7 | 3.5 |
| Some college, less than 1 year | 14 | 6.9 |
| Some college, 1 or more years, no degree | 17 | 8.4 |
| Associate's degree | 37 | 18.3 |
| Bachelor's degree | 25 | 12.4 |
| Master's degree | 0 | 0 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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