| Index | Oldenburg | Indiana | National |
| Average Test Scores | n/a | 46% | 48% |
| Student/Teacher ratio | n/a | 22:1 | 16:1 |
| Total public schools | n/a | 1,755 | 79,221 |
| Total private schools | n/a | 675 | 24,874 |
| Total post-secondary schools | n/a | 141 | 7,963 |
| Index | Oldenburg | Indiana | National |
| Completed 8th grade | 89.4% | 84.6% | 84.3% |
| Completed high school | 87.8% | 82.9% | 83.0% |
| Completed some college | 61.7% | 53.8% | 59.4% |
| Completed associate degree | 47.7% | 33.0% | 38.5% |
| Completed bachelors | 42.3% | 24.6% | 30.3% |
| Completed masters | 16.9% | 8.9% | 11.5% |
| Completed professional degree | 1.4% | 2.4% | 3.3% |
| Completed doctorate | 1.4% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Oldenburg. Using the proficiency score averages, the average test scores for Oldenburg, IN schools is n/a. The average student to teacher ratio is n/a. In Oldenburg, IN, an average of 89.4% of students have completed 8th grade and an average of 87.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Batesville, IN | 6,945 | 62% | 29.5% |
| Cedar Grove, IN | 151 | 60% | 24.0% |
| Milroy, IN | 650 | 55% | 13.5% |
| Sunman, IN | 1,251 | 52% | 8.3% |
| Osgood, IN | 1,576 | 47% | 2.6% |
| Oldenburg, IN | 629 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Roxton, TX | 629 | 25% | 47.9% |
| Graceville, MN | 629 | 55% | 13.5% |
| Atlanta, MI | 629 | 32% | 33.3% |
| Hosford, FL | 629 | 59% | 22.9% |
| Van Etten, NY | 629 | 45% | 7.3% |
| Oldenburg, IN | 629 | n/a |
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