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Sullivan County

New Hampshire · Public K-12

For a New Hampshire county, Sullivan County operates a mid-sized public-school system: 29 schools and 4,498 students, broken out as 18 elementary, 5 middle, and 6 high.

7-year change in Sullivan County

SY 2017-18 vs SY 2024-25
Total enrollment
4,472
-541 (-11%) vs SY 2017-18
School count
28
+2 (+8%) vs SY 2017-18
% White
90%
was 93%
% Hispanic
4%
was 2%
% Black
1%
was 1%
% Asian
1%
was 1%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Residents
43,715
all ages · ACS 5-yr
Schools
29
12 districts
Enrollment
4,498
students · NCES CCD
Median income
$80,858
Below New Hampshire avg
Free/reduced lunch
36.9%
Above New Hampshire avg
Elementary
18
2,340 students
Middle
5
743 students
High
6
1,415 students
Combined / other
0
schools
LARGEST DISTRICT
Claremont School District
1,534 students · 12 districts in Sullivan County

County vs. school enrollment demographics

Left bar is the racial makeup of Sullivan County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".

County residents
White
92%
Hispanic
2%
Black
1%
Asian
0%
Two or more
6%
Native American
0%
Pacific Islander
0%
School enrollment
White
90%
Hispanic
3%
Black
1%
Asian
1%
Two or more
4%
Native American
0%
Pacific Islander
0%
Bachelor's+
30.3%
adults 25+
Poverty rate
6.2%
ACS 5-year
Unemployment
3.1%
civilian labor
Median age
47
17.7% under 18

Test scores in Sullivan County

Latest 2024-25 ELA proficiency, 17 schools ranked. New Hampshire state average: 55.2%.

See all 17 schools in Sullivan County ranked by score →

All schools (29)

NameCityLevelGradesEnrollmentRating
Fall Mountain Regional High SchoolLangdonHigh09-12479·
Stevens High SchoolClaremontHigh09-13477·
Claremont Middle SchoolClaremontMiddle06-08333·
Newport Middle High School (High)NewportHigh09-13291·
Richards Elementary SchoolNewportElementaryPK-05273·
Maple Avenue SchoolClaremontElementaryKG-05264·
Grantham Village SchoolGranthamElementaryPK-06258·
Disnard Elementary SchoolClaremontElementaryKG-05254·
Charlestown Primary SchoolCharlestownElementaryPK-04234·
Plainfield Elementary SchoolMeridenElementaryKG-08183·
Charlestown Middle SchoolCharlestownMiddle05-08168·
Sunapee Central SchoolSunapeeElementaryKG-05168·
Bluff SchoolClaremontElementaryKG-05163·
Newport Middle SchoolNewportMiddle06-08138·
Cornish Elementary SchoolCornishElementaryPK-08137·
Lempster Community SchoolLempsterElementaryPK-08132·
Sunapee Sr. High SchoolSunapeeHigh09-12131·
Sunapee Middle High SchoolSunapeeMiddle06-08101·
Unity Elementary SchoolNewportElementaryPK-0886·
Claremont Preschool CenterClaremontElementaryPK-PK43·
Washington Elementary SchoolWashingtonElementaryKG-0538·
River View Chartered Public SchoolClaremontHigh09-1230·
N. Charlestown Community SchoolCharlestownElementaryPK-PK26·
Acworth Elementary SchoolAcworthElementary01-0425·
Croydon Village SchoolCroydonElementaryKG-0422·
Sarah Porter SchoolLangdonElementary01-0419·
Fall Mountain Regional -Pre School ProgramLangdonElementaryPK-PK15·
Newport SOAR High SchoolNewportHigh09-127·
Newport SOAR Middle SchoolNewportMiddle05-083·

Cities in Sullivan County

Claremont7 schoolsNewport6 schoolsCharlestown3 schoolsSunapee3 schoolsLangdon2 schoolsAcworth1 schoolCornish1 schoolCroydon1 schoolGrantham1 schoolLangdon1 schoolLempster1 schoolMeriden1 schoolWashington1 school

About Sullivan County

Sullivan County is a low-population New Hampshire county of about 43,715 residents, home to 29 public schools and roughly 4,498 students.

Looking at the wider area, census numbers show typical household earnings sit around $80,858, 30% of adults hold a bachelor's degree or higher, and the poverty rate is around 6%. That income level is 10% lower than the New Hampshire median.

On the school-mix side, Sullivan County covers 18 elementary schools (2,340 students), 5 middle schools (743), and 6 high schools (1,415).

Claremont School District is the biggest district by enrollment, covering about 1,534 students across Sullivan County.

Over the past 7-year window. Total public-school enrollment in Sullivan County has shrank 11% since SY 2017-18, moving from about 5,013 students to 4,472. Sullivan County now counts 28 public schools, up from 26 in SY 2017-18.

In the discussion threads here, the community for Sullivan County discusses open enrollment windows, redistricting talk, and busing logistics. Posts come from current and former families, staff, and alumni.

Frequently asked questions

How many public schools are in Sullivan County?
Sullivan County, New Hampshire has 29 public K-12 schools serving approximately 4,498 students.
How many high schools are in Sullivan County?
Sullivan County, New Hampshire has 6 public high schools, serving approximately 1,415 students.
How many middle schools are in Sullivan County?
Sullivan County, New Hampshire has 5 public middle schools, serving approximately 743 students.
How many elementary schools are in Sullivan County?
Sullivan County, New Hampshire has 18 public elementary schools, serving approximately 2,340 students.
What is the largest school district in Sullivan County?
Claremont School District is the largest school district in Sullivan County, serving approximately 1,534 students. The county contains 12 school districts overall.
What is the population of Sullivan County?
Sullivan County, New Hampshire has a population of approximately 43,715, with a median age of 47. About 17.7% of residents are under 18.
What is the median household income in Sullivan County?
Median household income in Sullivan County is $80,858, below the New Hampshire average of $89,682. About 6.2% of residents live below the federal poverty line.
How educated are residents of Sullivan County?
Approximately 30.3% of adults 25 and older in Sullivan County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Sullivan County qualify for free or reduced lunch?
Roughly 36.9% of students in Sullivan County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is higher than the New Hampshire county average of 28.8%.
What is the student-teacher ratio in Sullivan County schools?
Across Sullivan County public schools, the enrollment-weighted student-teacher ratio is approximately 10.9 to 1.

Sullivan County school rankings

Largest schoolsAll rankings →
DATA · Census ACS 5-year · NCES Common Core of Data