| Index | Center Sandwich | New Hampshire | National |
| Average Test Scores | 70% | 52% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 234 | 79,221 |
| Total private schools | n/a | 144 | 24,874 |
| Total post-secondary schools | n/a | 40 | 7,963 |
| Index | Center Sandwich | New Hampshire | National |
| Completed 8th grade | 94.3% | 89.5% | 84.3% |
| Completed high school | 94.3% | 88.4% | 83.0% |
| Completed some college | 87.4% | 64.2% | 59.4% |
| Completed associate degree | 69.0% | 45.3% | 38.5% |
| Completed bachelors | 65.5% | 35.5% | 30.3% |
| Completed masters | 29.9% | 13.4% | 11.5% |
| Completed professional degree | 10.3% | 3.3% | 3.3% |
| Completed doctorate | 6.9% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Center Sandwich. Using the proficiency score averages, the average test scores for Center Sandwich, NH schools is 70%. The average student to teacher ratio is n/a. In Center Sandwich, NH, an average of 94.3% of students have completed 8th grade and an average of 94.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| New Hampton, NH | 326 | 75% | 56.3% |
| Meredith, NH | 2,651 | 57% | 18.1% |
| Plymouth, NH | 4,281 | 56% | 16.0% |
| Ashland, NH | 1,630 | 50% | 3.1% |
| Center Ossipee, NH | 428 | 47% | 2.1% |
| Center Sandwich, NH | 98 | 70% | 45.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Worton, MD | 98 | 52% | 8.3% |
| Crane, OR | 98 | 51% | 6.9% |
| Black Hawk, CO | 98 | 48% | 0.5% |
| Bradley, CA | 99 | 30% | 37.5% |
| Murtaugh, ID | 97 | 60% | 24.0% |
| Center Sandwich, NH | 98 | 70% | 45.8% |
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