For the 2026 school year, there are 25 public schools serving 4,089 students in Sullivan County, NH (there are 8 private schools, serving 1,252 private students). 77% of all K-12 students in Sullivan County, NH are educated in public schools (compared to the NH state average of 86%).
The top-ranked public schools in Sullivan County, NH are Grantham Village School, Sunapee Sr. High School and Sunapee Central School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sullivan County, NH public schools have an average math proficiency score of 34% (versus the New Hampshire public school average of 42%), and reading proficiency score of 40% (versus the 51% statewide average). Schools in Sullivan County have an average ranking of 2/10, which is in the bottom 50% of New Hampshire public schools.
Minority enrollment is 9% of the student body (majority Hispanic), which is less than the New Hampshire public school average of 18% (majority Hispanic).
Best Public Schools in Sullivan County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Grantham Village School
(Math: 80-84% | Reading: 75-79%)
Rank:
Rank:
10/
Top 5%10
75 Learning Dr.
Grantham, NH 03753
(603) 863-1681
Grantham, NH 03753
(603) 863-1681
Gr: PK-6 | 258 students Student-teacher ratio: 12:1 Minority enrollment: 14%
Rank: #22.
Sunapee Sr. High School
(Math: 60-69% | Reading: 80-89%)
Rank:
Rank:
10/
Top 5%10
10 North Rd.
Sunapee, NH 03782
(603) 763-5615
Sunapee, NH 03782
(603) 763-5615
Gr: 9-12 | 131 students Student-teacher ratio: 12:1 Minority enrollment: 12%
Rank: #33.
Sunapee Central School
(Math: 65-69% | Reading: 65-69%)
Rank:
Rank:
9/
Top 20%10
22 School St.
Sunapee, NH 03782
(603) 763-5675
Sunapee, NH 03782
(603) 763-5675
Gr: K-5 | 168 students Student-teacher ratio: 9:1 Minority enrollment: 8%
Rank: #44.
Sunapee Middle High School
(Math: 55-59% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
10 North Rd.
Sunapee, NH 03782
(603) 763-5615
Sunapee, NH 03782
(603) 763-5615
Gr: 6-8 | 101 students Student-teacher ratio: 11:1 Minority enrollment: 8%
Rank: #55.
Plainfield Elementary School
(Math: 45-49% | Reading: 60-64%)
Rank:
Rank:
8/
Top 30%10
92 Bonner Rd.
Meriden, NH 03770
(603) 469-3250
Meriden, NH 03770
(603) 469-3250
Gr: K-8 | 183 students Student-teacher ratio: 8:1 Minority enrollment: 10%
Rank: #66.
Cornish Elementary School
(Math: 50-54% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
274 Town House Rd.
Cornish, NH 03745
(603) 675-5891
Cornish, NH 03745
(603) 675-5891
Gr: PK-8 | 137 students Student-teacher ratio: 11:1 Minority enrollment: 4%
Rank: #77.
Croydon Village School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
6/
Top 50%10
889 Nh Rt. 10
Newport, NH 03773
(603) 863-2080
Newport, NH 03773
(603) 863-2080
Gr: K-4 | 22 students Student-teacher ratio: 7:1
Rank: #88.
Acworth Elementary School
(Math: 40-59% | Reading: ≥50%)
Rank:
Rank:
6/
Top 50%10
69 Turkey Shoot Rd.
Acworth, NH 03601
(603) 835-2270
Acworth, NH 03601
(603) 835-2270
Gr: 1-4 | 25 students Student-teacher ratio: 8:1 Minority enrollment: 16%
Rank: #99.
Washington Elementary School
(Math: 40-59% | Reading: 21-39%)
Rank:
Rank:
4/
Bottom 50%10
62 Wolf Way
Washington, NH 03280
(603) 495-3463
Washington, NH 03280
(603) 495-3463
Gr: K-5 | 38 students Student-teacher ratio: 8:1
Rank: #10 - 1110. - 11.
Charlestown Primary School
(Math: 35-39% | Reading: 40-44%)
Rank:
Rank:
4/
Bottom 50%10
84 E. Street Ext.
Charlestown, NH 03603
(603) 826-3694
Charlestown, NH 03603
(603) 826-3694
Gr: PK-4 | 234 students Student-teacher ratio: 10:1 Minority enrollment: 6%
Rank: #10 - 1110. - 11.
Lempster Community School
(Math: 35-39% | Reading: 40-44%)
Rank:
Rank:
4/
Bottom 50%10
29 School Rd
Lempster, NH 03605
(603) 863-1080
Lempster, NH 03605
(603) 863-1080
Gr: PK-8 | 132 students Student-teacher ratio: 15:1 Minority enrollment: 8%
Rank: #1212.
Unity Elementary School
(Math: 20-24% | Reading: 45-49%)
Rank:
Rank:
3/
Bottom 50%10
864 2nd Nh Tpke.
Newport, NH 03773
(603) 542-5888
Newport, NH 03773
(603) 542-5888
Gr: PK-8 | 86 students Student-teacher ratio: 7:1 Minority enrollment: 3%
Rank: #1313.
Charlestown Middle School
(Math: 25-29% | Reading: 40-44%)
Rank:
Rank:
3/
Bottom 50%10
307 Main St.
Charlestown, NH 03603
(603) 826-7711
Charlestown, NH 03603
(603) 826-7711
Gr: 5-8 | 168 students Student-teacher ratio: 9:1 Minority enrollment: 9%
Rank: #1414.
Stevens High School
(Math: 25-29% | Reading: 35-39%)
Rank:
Rank:
2/
Bottom 50%10
175 Broad St.
Claremont, NH 03743
(603) 543-4220
Claremont, NH 03743
(603) 543-4220
Gr: 9-13 | 474 students Student-teacher ratio: 12:1 Minority enrollment: 13%
Rank: #1515.
Disnard Elementary School
(Math: 30-34% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
160 Hanover St.
Claremont, NH 03743
(603) 543-4260
Claremont, NH 03743
(603) 543-4260
Gr: K-5 | 254 students Student-teacher ratio: 10:1 Minority enrollment: 13%
Rank: #1616.
Bluff School
(Math: 20-24% | Reading: 35-39%)
Rank:
Rank:
2/
Bottom 50%10
10 Summit Rd.
Claremont, NH 03743
(603) 543-4273
Claremont, NH 03743
(603) 543-4273
Gr: K-5 | 163 students Student-teacher ratio: 9:1 Minority enrollment: 17%
Rank: #1717.
Newport Middle High School (High)
(Math: ≤10% | Reading: 40-49%)
Rank:
Rank:
2/
Bottom 50%10
245 N. Main St.
Newport, NH 03773
(603) 863-2414
Newport, NH 03773
(603) 863-2414
Gr: 9-13 | 290 students Student-teacher ratio: 11:1 Minority enrollment: 5%
Rank: #1818.
Maple Avenue School
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
1/
Bottom 50%10
210 Maple Ave.
Claremont, NH 03743
(603) 543-4270
Claremont, NH 03743
(603) 543-4270
Gr: K-5 | 264 students Student-teacher ratio: 9:1 Minority enrollment: 14%
Rank: #1919.
Claremont Middle School
(Math: 20% | Reading: 30%)
Rank:
Rank:
1/
Bottom 50%10
107 South St.
Claremont, NH 03743
(603) 543-4250
Claremont, NH 03743
(603) 543-4250
Gr: 6-8 | 333 students Student-teacher ratio: 10:1 Minority enrollment: 15%
Rank: #2020.
Newport Middle School
(Math: 10-14% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
245 N. Main St.
Newport, NH 03773
(603) 863-2414
Newport, NH 03773
(603) 863-2414
Gr: 6-8 | 138 students Student-teacher ratio: 8:1 Minority enrollment: 6%
Rank: #2121.
Richards Elementary School
(Math: 10-14% | Reading: 15-19%)
Rank:
Rank:
1/
Bottom 50%10
21 School St.
Newport, NH 03773
(603) 863-3710
Newport, NH 03773
(603) 863-3710
Gr: PK-5 | 273 students Student-teacher ratio: 11:1 Minority enrollment: 6%
Rank: n/an/a
111 South Street
Claremont, NH 03743
(603) 543-4220
Claremont, NH 03743
(603) 543-4220
Gr: PK | 43 students Student-teacher ratio: 22:1 Minority enrollment: 23%
Rank: n/an/a
86 N. Main St
Newport, NH 03773
(603) 865-9506
Newport, NH 03773
(603) 865-9506
Gr: 9-12 | 7 students Student-teacher ratio: 7:1
Rank: n/an/a
86 N. Main St
Newport, NH 03773
(603) 865-9506
Newport, NH 03773
(603) 865-9506
Gr: 5-8 | 3 students Student-teacher ratio: 3:1
Rank: n/an/a
River View Chartered Public School
Charter School
169 Main Street
Claremont, NH 03743
(603) 287-7120
Claremont, NH 03743
(603) 287-7120
Gr: 9-12 | 30 students Student-teacher ratio: 15:1 Minority enrollment: 13%
Frequently Asked Questions
What are the top-ranked public schools in Sullivan County, NH?
The top-ranked public schools in Sullivan County, NH include Grantham Village School, Sunapee Sr. High School and Sunapee Central School.
How many public schools are located in Sullivan County?
26 public schools are located in Sullivan County.
What percentage of students in Sullivan County go to public school?
77% of all K-12 students in Sullivan County are educated in public schools (compared to the NH state average of 86%).
What is the racial composition of students in Sullivan County?
Sullivan County public schools minority enrollment is 9% of the student body (majority Hispanic), which is less than the New Hampshire public schools average of 18% (majority Hispanic).
Which public schools in Sullivan County are often viewed compared to one another?
Popular comparisons of public schools in Sullivan County include: Lempster Community School vs. Unity Elementary School, Plainfield Elementary School vs. Cornish Elementary School, Charlestown Middle School vs. Charlestown Primary School
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