schoolsbycounty

New Hampshire Schools & Education

Public school metrics and education data for all 10 counties.

NCES 2022-23 public school data and FY 2022 school-finance data

Avg Graduation Rate

87.2%

Avg Per-Pupil Spending

$12,649

Avg School Score

66/100

Total Schools

502

197 districts

State Overview

About Schools in New Hampshire

This summary is generated from the NCES metrics shown on this page and reviewed against the source data by the Data Editor. It is not school advice.

Significant performance gaps exist across ten counties

Education quality varies across New Hampshire's ten counties, with school scores ranging from a high of 71.3 in Grafton to a low of 59.0 in Hillsborough. While Rockingham County leads the state with a 91.6% graduation rate, Belknap County trails at 82.9%, revealing an 8.7 percentage point gap in student outcomes.

Grafton, Carroll, and Rockingham lead the state

Grafton County secures the top spot with a 71.3 score, followed closely by Carroll County at 70.6, both leveraging high per-pupil spending above $14,600. Rockingham County rounds out the top three, boasting the state's highest graduation rate of 91.6% while maintaining a more efficient $13,005 spending level.

State Score Context

How New Hampshire Counties Are Distributed

10 of 10 counties have enough NCES graduation-rate and school-finance data to receive a county school score. Use this distribution to understand whether the state has a concentrated cluster of high, midrange, or lower measured signals.

Scored county coverage

Counties with complete enough data for the composite score

100%

Higher measured signal

Score range 70-100

4

Midrange measured signal

Score range 40-69

6

Lower measured signal

Score range 0-39

0

Scores are comparative signals from available federal data, not ratings of individual schools.

Best school counties

Best Counties for Public School Research in New Hampshire

For a first-pass answer to parent searches about where the best schools are in New Hampshire, start with county-level evidence, then open individual school and district records. SchoolsByCounty ranks counties by public education signals, not by private opinions or paid school ratings.

Short answer for New Hampshire

Grafton County is the strongest county-level starting point in New Hampshire by the current SchoolsByCounty score, with a measured school signal of 80/100. This is a county comparison signal, not a promise that every school in the county is the best fit for every family.

Ranking methodology

10 of 10 counties have enough federal education data for a county school score. The ranking favors counties with stronger available graduation-rate and school-finance signals, then asks parents to verify individual school fit locally. The table below should help parents choose what to compare next; it should not replace attendance-boundary checks, program eligibility, commute, services, or direct district confirmation.

State average per-pupil spending in this dataset: $12,649.

District research

Compare New Hampshire public school districts before narrowing by address

New Hampshire has 197 public school district records and 502 school records in the NCES file. Use the district hub to sort large district systems by enrollment, school count, county context, and generated district-guide coverage.

View District Rankings

All New Hampshire Counties

County-level school score, graduation rate, and per-pupil spending for New Hampshire.
CountySchool Score
Grafton County
Graduation
91.3%
Per pupil
$14,898
80/100
Rockingham County
Graduation
91.6%
Per pupil
$13,005
79/100
Carroll County
Graduation
91.0%
Per pupil
$14,666
78/100
Cheshire County
Graduation
89.6%
Per pupil
$11,725
71/100
Sullivan County
Graduation
86.3%
Per pupil
$13,257
63/100
Merrimack County
Graduation
86.6%
Per pupil
$12,007
62/100
Hillsborough County
Graduation
84.7%
Per pupil
$10,827
57/100
Coos County
Graduation
83.7%
Per pupil
$12,064
57/100
Strafford County
Graduation
84.0%
Per pupil
$11,471
57/100
Belknap County
Graduation
82.9%
Per pupil
$12,574
56/100

— = data not available for this county.

Compare county school profiles in New Hampshire

Use the comparison tool to review school scores, graduation rates, and spending side by side.

Compare Counties

Frequently Asked Questions About New Hampshire Schools

Which New Hampshire counties have the highest graduation rates?
Rockingham County (91.6%), Grafton County (91.3%), and Carroll County (91.0%) currently lead New Hampshire among counties with available NCES four-year adjusted cohort graduation-rate data. This answer is generated from the same dataset used in the county table and can change when federal data refreshes.
What is per-pupil spending like in New Hampshire?
Across New Hampshire counties with available NCES district-finance data, average per-pupil spending is $12,649. The highest current county values are Grafton County ($14,898), Carroll County ($14,666), and Sullivan County ($13,257). Compare counties in the table before treating the statewide average as representative of a local district.
What are the best school counties in New Hampshire?
Grafton County, Rockingham County, Carroll County have the strongest measured county-level school signals in New Hampshire, based on available NCES graduation-rate and school-finance data. These are county context rankings, not individual school ratings.
Which New Hampshire county has the strongest measured school score?
Grafton County has the highest school score in New Hampshire with a score of 80/100, based on available NCES graduation-rate and school-finance data.
What is the average graduation rate in New Hampshire?
The average high school graduation rate across New Hampshire counties is 87.2%, based on NCES data.
Which county in New Hampshire has the lowest school score?
Belknap County has the lowest school score in New Hampshire with a score of 56/100. School scores reflect available graduation-rate and per-pupil spending signals.

Data Sources

Education data sourced from the National Center for Education Statistics (NCES) Common Core of Data and School District Finance Survey. School scores are derived composite metrics based on available NCES graduation-rate and school-finance signals.

Data is informational only. Coverage varies by county and reporting year. Not for use as the sole basis for educational decisions.