| Index | Lake Koshkonong | Wisconsin | National |
| Average Test Scores | n/a | 41% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,869 | 79,221 |
| Total private schools | n/a | 872 | 24,874 |
| Total post-secondary schools | n/a | 114 | 7,963 |
| Index | Lake Koshkonong | Wisconsin | National |
| Completed 8th grade | 90.7% | 89.0% | 84.3% |
| Completed high school | 90.7% | 87.8% | 83.0% |
| Completed some college | 59.2% | 59.7% | 59.4% |
| Completed associate degree | 33.3% | 38.7% | 38.5% |
| Completed bachelors | 24.8% | 28.4% | 30.3% |
| Completed masters | 9.0% | 9.6% | 11.5% |
| Completed professional degree | 1.6% | 2.7% | 3.3% |
| Completed doctorate | 1.2% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lake Koshkonong. Using the proficiency score averages, the average test scores for Lake Koshkonong, WI schools is n/a. The average student to teacher ratio is n/a. In Lake Koshkonong, WI, an average of 90.7% of students have completed 8th grade and an average of 90.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Milton, WI | 5,594 | 50% | 4.2% |
| Cambridge, WI | 1,260 | 50% | 3.6% |
| Lake Mills, WI | 5,936 | 48% | 0.7% |
| Deerfield, WI | 2,553 | 45% | 5.9% |
| Fort Atkinson, WI | 12,455 | 45% | 6.1% |
| Lake Koshkonong, WI | 958 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Hackett, AR | 958 | 43% | 9.9% |
| Van Horne, IA | 958 | 73% | 51.6% |
| Tioga, TX | 958 | 56% | 15.6% |
| Baltic, OH | 959 | 67% | 39.6% |
| Spur, TX | 957 | 40% | 17.7% |
| Lake Koshkonong, WI | 958 | n/a |
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