This was 23.1 percent lower than the state average of 38 percent. In 2020 the total municipality population reached 915.
87.5 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in New London for 2020*
| Degree | Number of people | Percentage of population | 
|---|---|---|
| No degree | 74 | 12.5 | 
| Regular high school diploma | 290 | 49.2 | 
| GED or alternative credential | 34 | 5.8 | 
| Some college, less than 1 year | 39 | 6.6 | 
| Some college, 1 or more years, no degree | 65 | 11 | 
| Associate's degree | 29 | 4.9 | 
| Bachelor's degree | 40 | 6.8 | 
| Master's degree | 19 | 3.2 | 
| Professional school degree | 0 | 0 | 
| Doctorate degree | 0 | 0 | 

 
               
                 
                 
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