Maude H. Trefethen School
142 Cranfield St, New Castle, NH 03854
Public Elementary School K to 6th
Students
26
Math Proficiency
90%
Student Teacher Ratio
7:1
Reading Proficiency
90%
Little Harbour School
50 Clough Dr, Portsmouth, NH 03801
Public Elementary School K to 5th
Students
355
Math Proficiency
72%
Student Teacher Ratio
10:1
Reading Proficiency
72%
For families seeking quality education in New Castle Island, New Castle, NH, the area offers 2 school options serving Elementary grade levels, including the highly-rated Little Harbour School (9/10 on GreatSchools) and Maude H. Trefethen School (A+ on Niche). Local schools demonstrate strong academic achievement, with top performers reaching 90% math proficiency and 90% reading proficiency. Learn more about what New Castle Island has to offer and view additional schools in nearby cities and neighborhoods.
Copyright © 2025 CoStar Group
