This was 28.9 percent lower than the state average of 40.2 percent. In 2020 the total municipality population reached 487.
60.5 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Lyerly for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 136 | 39.5 |
| Regular high school diploma | 94 | 27.3 |
| GED or alternative credential | 33 | 9.6 |
| Some college, less than 1 year | 17 | 4.9 |
| Some college, 1 or more years, no degree | 25 | 7.3 |
| Associate's degree | 24 | 7 |
| Bachelor's degree | 12 | 3.5 |
| Master's degree | 3 | 0.9 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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