This was 27.7 percent lower than the state average of 37.7 percent. In 2020 the total municipality population reached 304.
80.6 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Somerville for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 39 | 19.4 |
| Regular high school diploma | 71 | 35.3 |
| GED or alternative credential | 52 | 25.9 |
| Some college, less than 1 year | 15 | 7.5 |
| Some college, 1 or more years, no degree | 4 | 2 |
| Associate's degree | 1 | 0.5 |
| Bachelor's degree | 5 | 2.5 |
| Master's degree | 3 | 1.5 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 11 | 5.5 |
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