Best public schools in New Castle, NH

1 public schools in New Castle: 1 elementary. Ranked by our score, based on 2025-26 state test results.

Elementary schools

1 school in New Castle

Maude H. Trefethen School 99.8

New Castle School District · Grades K-6 · 26 students

ELA 95%Math 95%

#1 of 205 in New Hampshire

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