| Index | Carroll Valley | Pennsylvania | National |
| Average Test Scores | n/a | 55% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 2,563 | 79,221 |
| Total private schools | n/a | 1,626 | 24,874 |
| Total post-secondary schools | n/a | 406 | 7,963 |
| Index | Carroll Valley | Pennsylvania | National |
| Completed 8th grade | 96.2% | 86.9% | 84.3% |
| Completed high school | 96.2% | 85.6% | 83.0% |
| Completed some college | 70.1% | 53.6% | 59.4% |
| Completed associate degree | 49.6% | 37.4% | 38.5% |
| Completed bachelors | 35.3% | 29.3% | 30.3% |
| Completed masters | 13.1% | 11.5% | 11.5% |
| Completed professional degree | 1.4% | 3.3% | 3.3% |
| Completed doctorate | 0.7% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Carroll Valley. Using the proficiency score averages, the average test scores for Carroll Valley, PA schools is n/a. The average student to teacher ratio is n/a. In Carroll Valley, PA, an average of 96.2% of students have completed 8th grade and an average of 96.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sabillasville, MD | 390 | 65% | 35.4% |
| Fayetteville, PA | 2,855 | 64% | 32.3% |
| Cashtown, PA | 244 | 63% | 31.3% |
| Biglerville, PA | 1,261 | 63% | 30.9% |
| Waynesboro, PA | 10,898 | 61% | 27.8% |
| Carroll Valley, PA | 3,922 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Moosup, CT | 3,922 | 65% | 34.4% |
| Linden, MI | 3,922 | 58% | 20.8% |
| Charleroi, PA | 3,923 | 54% | 12.5% |
| Jasper, GA | 3,923 | 45% | 7.1% |
| Manning, SC | 3,924 | 34% | 28.9% |
| Carroll Valley, PA | 3,922 | n/a |
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