This was 13 percent higher than the state average of 46.8 percent. In 2020 the total municipality population reached 585.
98.5 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Naselle for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 5 | 1.5 |
| Regular high school diploma | 55 | 16.8 |
| GED or alternative credential | 0 | 0 |
| Some college, less than 1 year | 20 | 6.1 |
| Some college, 1 or more years, no degree | 52 | 15.9 |
| Associate's degree | 136 | 41.5 |
| Bachelor's degree | 54 | 16.5 |
| Master's degree | 6 | 1.8 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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