| Index | St. Helens | Oregon | National |
| Average Test Scores | 44% | 46% | 48% |
| Student/Teacher ratio | 23:1 | 20:1 | 16:1 |
| Total public schools | 6 | 1,097 | 79,221 |
| Total private schools | n/a | 361 | 24,874 |
| Total post-secondary schools | n/a | 89 | 7,963 |
| Index | St. Helens | Oregon | National |
| Completed 8th grade | 81.3% | 86.3% | 84.3% |
| Completed high school | 80.4% | 85.4% | 83.0% |
| Completed some college | 53.8% | 66.1% | 59.4% |
| Completed associate degree | 22.0% | 39.9% | 38.5% |
| Completed bachelors | 14.9% | 31.4% | 30.3% |
| Completed masters | 3.0% | 11.9% | 11.5% |
| Completed professional degree | 0.7% | 3.6% | 3.3% |
| Completed doctorate | 0.4% | 1.5% | 1.3% |
There are a total of 6 public schools, n/a private schools and n/a post-secondary schools in St. Helens. Using the proficiency score averages, the average test scores for St. Helens, OR schools is 44%. The average student to teacher ratio is 23:1. In St. Helens, OR, an average of 81.3% of students have completed 8th grade and an average of 80.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Ridgefield, WA | 8,751 | 68% | 41.5% |
| La Center, WA | 3,338 | 57% | 18.2% |
| Brush Prairie, WA | 2,721 | 56% | 16.3% |
| Battle Ground, WA | 20,931 | 56% | 15.8% |
| Kalama, WA | 2,708 | 53% | 10.4% |
| St. Helens, OR | 13,779 | 44% | 9.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Lockhart, TX | 13,782 | 32% | 32.9% |
| Wood Dale, IL | 13,783 | 30% | 38.0% |
| Royse City, TX | 13,773 | 48% | 0.3% |
| D'Iberville, MS | 13,766 | 62% | 28.6% |
| Andrews, TX | 13,797 | 47% | 2.9% |
| St. Helens, OR | 13,779 | 44% | 9.4% |
Here are the best places to live in Oregon
Check out the 10 most dangerous cities in Oregon
See the best places to live in St. Helens
Safest Cities In The US