For the 2026 school year, there is 1 public school serving 26 students in New Castle, NH.
The top-ranked public school in New Castle, NH is Maude H. Trefethen School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
New Castle, NH public school have an average math proficiency score of 50% (versus the New Hampshire public school average of 42%), and reading proficiency score of 80% (versus the 51% statewide average). Schools in New Castle have an average ranking of 9/10, which is in the top 20% of New Hampshire public schools.
Minority enrollment is 4% of the student body (majority Black and Hispanic), which is less than the New Hampshire public school average of 18% (majority Hispanic).
Best Public Schools in New Castle, NH (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Maude H. Trefethen School
(Math: ≥50% | Reading: ≥80%)
Rank:
Rank:
9/
Top 20%10
142 Cranfield St
New Castle, NH 03854
(603) 436-5416
New Castle, NH 03854
(603) 436-5416
Gr: K-6 | 26 students Student-teacher ratio: 7:1 Minority enrollment: 4%
Frequently Asked Questions
What are the top-ranked public schools in New Castle, NH?
The top-ranked public schools in New Castle, NH include Maude H. Trefethen School.
How many public schools are located in New Castle?
1 public schools are located in New Castle.
What is the racial composition of students in New Castle?
New Castle public schools minority enrollment is 4% of the student body (majority Black and Hispanic), which is less than the New Hampshire public schools average of 18% (majority Hispanic).
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