Schools · ZIP 03801
Schools in Portsmouth (NH), NH
ZIP 03801 (New Hampshire) — schools summary sourced from NCES Common Core of Data. Refreshed on the cadence of the primary regulator with every claim cited to the source record.
What lands here
Pages show the assigned public school district, per-school enrollment, student-teacher ratio, and a link to GreatSchools for ratings.
Source & refresh
NCES Common Core of Data. Refreshed annual (nces releases with one-year lag). Stale data is flagged, never silently served. Primary source →
Limitations specific to this source
Private schools have partial coverage. Charter schools are included where the state reports them. Magnet or choice districts may have multiple options per ZIP.
New Hampshire context
Radon, lead in older housing
New Hampshire is uniformly Zone 1 radon. Older Manchester + Nashua + Portsmouth housing stock carries lead-service-line risk. Coastal flood zones limited to small NH coastline.
See New Hampshire state page for the full state-level rollup across all 12 dimensions.
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School district boundaries — how to confirm yours and why it matters
How school district boundaries work, where to find them, and why the same street can split between two districts.
Reading FBI UCR national crime trends — what 2020–2025 actually shows
Plain-English guide to recent US crime data: the 2020 spike, the 2021–2024 normalization, and how the UCR-to-NIBRS transition complicates year-over-year reads.
NCES Common Core of Data — what district boundaries actually mean for buyers
How NCES district boundaries, school ratings, and student-teacher ratios feed real-estate decisions — and what the data does NOT tell you.
Full dashboard for ZIP 03801
Schools is one of twelve dimensions zipradar federates per address. See the full federated summary for ZIP 03801:
Open Portsmouth (NH), NH dashboard →Frequently asked questions
What is the schools for ZIP 03801?
Schools for ZIP 03801 (Portsmouth (NH), New Hampshire) is federated from NCES Common Core of Data. Pages show the assigned public school district, per-school enrollment, student-teacher ratio, and a link to GreatSchools for ratings. Refreshed annual (nces releases with one-year lag) — see /methodology for full source citations and refresh-cadence details.
Where does the schools data come from?
NCES Common Core of Data (primary regulator). zipradar federates schools on the regulator's published cadence: annual (nces releases with one-year lag). Every claim cites the source record; stale data is flagged, never silently served. The primary source URL: https://nces.ed.gov/ccd/.
What are the limitations of schools data?
Private schools have partial coverage. Charter schools are included where the state reports them. Magnet or choice districts may have multiple options per ZIP.
Is ZIP 03801 (Portsmouth (NH)) data current?
Last verified 2026-06-10. Schools for ZIP 03801 refreshes annual (nces releases with one-year lag) per NCES Common Core of Data cadence. See the full ZIP dashboard at /zip/03801/ for all 12 dimensions side-by-side.