This was 20.9 percent lower than the state average of 35.7 percent. In 2020 the total municipality population reached 812.
87.5 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Hollow Rock for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 70 | 12.5 |
| Regular high school diploma | 232 | 41.3 |
| GED or alternative credential | 38 | 6.8 |
| Some college, less than 1 year | 75 | 13.3 |
| Some college, 1 or more years, no degree | 64 | 11.4 |
| Associate's degree | 32 | 5.7 |
| Bachelor's degree | 31 | 5.5 |
| Master's degree | 20 | 3.6 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
Alerts Sign-up