Summary:
ZIP code 03837 has one public school, Gilmanton Elementary School, serving kindergarten through 8th grade in Gilmanton Iron Works. The school enrolls 335 students and offers a relatively small instructional setting, with an 11.1-to-1 student-teacher ratio. Because it is the only public school in the ZIP code, families comparing local options are primarily evaluating this school’s academic performance, grade-level strengths, and areas needing improvement.
Gilmanton Elementary School has shown strong recent momentum. Its statewide ranking improved from the 58th percentile in 2023–2024 to the 84th percentile in 2025–2026, when it ranked 37th out of 230 schools and earned four stars. In the latest results, students exceeded New Hampshire averages in mathematics, reading, and science. Overall proficiency was 55% in math, 62% in reading, and 56% in science, compared with statewide rates of 44%, 55%, and 38%. Science was the school’s strongest advantage, exceeding the state by 18 percentage points. The school is part of the Gilmanton School District, which ranked in the 68th percentile statewide.
Performance varies considerably by grade. Fifth grade was especially strong, with 68% proficiency in math, 82% in reading, and 50% in science. Eighth-grade reading and science were also notable at 71% and 59%, respectively. Seventh grade is the clearest area for attention: math proficiency was 34% and reading proficiency was 39%, both below state averages. Year over year, science improved substantially by 15 percentage points, while reading slipped one point and math declined four points. Overall, the school offers strong results and a positive trajectory, with the largest opportunity being targeted support for seventh-grade students.
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