| Index | Delphi | Indiana | National |
| Average Test Scores | 50% | 46% | 48% |
| Student/Teacher ratio | 18:1 | 22:1 | 16:1 |
| Total public schools | 3 | 1,755 | 79,221 |
| Total private schools | n/a | 675 | 24,874 |
| Total post-secondary schools | n/a | 141 | 7,963 |
| Index | Delphi | Indiana | National |
| Completed 8th grade | 75.4% | 84.6% | 84.3% |
| Completed high school | 74.2% | 82.9% | 83.0% |
| Completed some college | 41.7% | 53.8% | 59.4% |
| Completed associate degree | 21.7% | 33.0% | 38.5% |
| Completed bachelors | 14.7% | 24.6% | 30.3% |
| Completed masters | 7.4% | 8.9% | 11.5% |
| Completed professional degree | 2.6% | 2.4% | 3.3% |
| Completed doctorate | 1.9% | 1.0% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Delphi. Using the proficiency score averages, the average test scores for Delphi, IN schools is 50%. The average student to teacher ratio is 18:1. In Delphi, IN, an average of 75.4% of students have completed 8th grade and an average of 74.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| West Lafayette, IN | 49,668 | 65% | 34.7% |
| Brookston, IN | 1,398 | 62% | 29.2% |
| Battle Ground, IN | 1,796 | 60% | 25.0% |
| Burnettsville, IN | 488 | 57% | 18.8% |
| Flora, IN | 1,856 | 57% | 17.7% |
| Delphi, IN | 2,979 | 50% | 3.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Lead, SD | 2,979 | 35% | 27.6% |
| Chevy Chase, MD | 2,979 | 69% | 43.0% |
| Stanton, TX | 2,978 | 41% | 14.2% |
| East Prairie, MO | 2,980 | 34% | 28.8% |
| Gillespie, IL | 2,977 | 32% | 32.6% |
| Delphi, IN | 2,979 | 50% | 3.5% |
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