This was 46.8 percent higher than the state average of 35.7 percent. In 2020 the total municipality population reached 2,625.
96.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Sewanee for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 30 | 3.9 |
| Regular high school diploma | 33 | 4.3 |
| GED or alternative credential | 16 | 2.1 |
| Some college, less than 1 year | 48 | 6.2 |
| Some college, 1 or more years, no degree | 8 | 1 |
| Associate's degree | 9 | 1.2 |
| Bachelor's degree | 168 | 21.8 |
| Master's degree | 196 | 25.4 |
| Professional school degree | 24 | 3.1 |
| Doctorate degree | 240 | 31.1 |
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