This was 20.5 percent lower than the state average of 36 percent. In 2020 the total municipality population reached 965.
90.3 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Harmony for 2020*
| Degree | Number of people | Percentage of population | 
|---|---|---|
| No degree | 64 | 9.7 | 
| Regular high school diploma | 272 | 41.3 | 
| GED or alternative credential | 25 | 3.8 | 
| Some college, less than 1 year | 99 | 15 | 
| Some college, 1 or more years, no degree | 96 | 14.6 | 
| Associate's degree | 49 | 7.4 | 
| Bachelor's degree | 49 | 7.4 | 
| Master's degree | 4 | 0.6 | 
| Professional school degree | 0 | 0 | 
| Doctorate degree | 0 | 0 | 

              
                
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