| Index | Lake Crystal | Minnesota | National |
| Average Test Scores | 60% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 16:1 | 16:1 |
| Total public schools | 2 | 2,224 | 79,221 |
| Total private schools | n/a | 477 | 24,874 |
| Total post-secondary schools | n/a | 140 | 7,963 |
| Index | Lake Crystal | Minnesota | National |
| Completed 8th grade | 90.0% | 90.5% | 84.3% |
| Completed high school | 89.2% | 89.5% | 83.0% |
| Completed some college | 62.8% | 66.9% | 59.4% |
| Completed associate degree | 37.0% | 45.2% | 38.5% |
| Completed bachelors | 24.7% | 34.2% | 30.3% |
| Completed masters | 5.4% | 11.5% | 11.5% |
| Completed professional degree | 0.6% | 3.5% | 3.3% |
| Completed doctorate | 0.3% | 1.4% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Lake Crystal. Using the proficiency score averages, the average test scores for Lake Crystal, MN schools is 60%. The average student to teacher ratio is 15:1. In Lake Crystal, MN, an average of 90.0% of students have completed 8th grade and an average of 89.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Good Thunder, MN | 558 | 82% | 70.8% |
| North Mankato, MN | 13,903 | 71% | 48.4% |
| Mapleton, MN | 1,606 | 59% | 21.9% |
| Nicollet, MN | 1,037 | 56% | 16.0% |
| Madelia, MN | 2,539 | 53% | 10.9% |
| Lake Crystal, MN | 2,496 | 60% | 24.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Silver Lake, OH | 2,496 | 82% | 70.8% |
| Yardley, PA | 2,496 | 71% | 47.2% |
| Redfield, SD | 2,496 | 34% | 29.5% |
| Fennimore, WI | 2,495 | 51% | 6.6% |
| Garrettsville, OH | 2,497 | 70% | 45.8% |
| Lake Crystal, MN | 2,496 | 60% | 24.0% |
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