| Index | St. Peter | Minnesota | National |
| Average Test Scores | 46% | 52% | 48% |
| Student/Teacher ratio | 11:1 | 16:1 | 16:1 |
| Total public schools | 10 | 2,224 | 79,221 |
| Total private schools | 2 | 477 | 24,874 |
| Total post-secondary schools | 1 | 140 | 7,963 |
| Index | St. Peter | Minnesota | National |
| Completed 8th grade | 87.9% | 90.5% | 84.3% |
| Completed high school | 85.1% | 89.5% | 83.0% |
| Completed some college | 62.2% | 66.9% | 59.4% |
| Completed associate degree | 42.9% | 45.2% | 38.5% |
| Completed bachelors | 32.6% | 34.2% | 30.3% |
| Completed masters | 12.1% | 11.5% | 11.5% |
| Completed professional degree | 5.3% | 3.5% | 3.3% |
| Completed doctorate | 3.4% | 1.4% | 1.3% |
There are a total of 10 public schools, 2 private schools and 1 post-secondary schools in St. Peter. Using the proficiency score averages, the average test scores for St. Peter, MN schools is 46%. The average student to teacher ratio is 11:1. In St. Peter, MN, an average of 87.9% of students have completed 8th grade and an average of 85.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| North Mankato, MN | 13,903 | 71% | 48.4% |
| Eagle Lake, MN | 3,064 | 71% | 47.9% |
| Cleveland, MN | 792 | 61% | 26.6% |
| Nicollet, MN | 1,037 | 56% | 16.0% |
| Mankato, MN | 42,685 | 52% | 8.6% |
| St. Peter, MN | 11,934 | 46% | 4.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Blackfoot, ID | 11,936 | 42% | 12.5% |
| Union, MO | 11,931 | 49% | 3.0% |
| Elon, NC | 11,941 | 46% | 4.9% |
| Macedonia, OH | 11,942 | 81% | 69.3% |
| Canton, MS | 11,943 | 37% | 23.5% |
| St. Peter, MN | 11,934 | 46% | 4.7% |
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