This was 10.7 percent lower than the state average of 39.6 percent. In 2020 the total municipality population reached 28,918.
89 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Port Huron for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 2,158 | 11 |
| Regular high school diploma | 5,541 | 28.2 |
| GED or alternative credential | 1,525 | 7.8 |
| Some college, less than 1 year | 1,617 | 8.2 |
| Some college, 1 or more years, no degree | 3,139 | 16 |
| Associate's degree | 2,354 | 12 |
| Bachelor's degree | 2,243 | 11.4 |
| Master's degree | 874 | 4.4 |
| Professional school degree | 158 | 0.8 |
| Doctorate degree | 57 | 0.3 |

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