Top 28 charter schools in New Hampshire (2025)
Publicly funded charter schools. Ranked by the Success Index (US) from official American data; 28 schools shown.
- 190Academy for Science and Design Charter (M)Nashua · Charter Middle86% Math proficiency · 408 students
- 287Academy for Science and Design Charter (H)Nashua · Charter High95% Math proficiency · 264 students
- 386Gathering Waters Charter School (E)Keene · Charter Elementary24.2% Free/reduced-price lunch · 219 students
- 484Windham Academy Public Charter SchoolWindham · Charter Elementary75% Math proficiency · 410 students
- 584Northeast Woodland Chartered Public SchoolConway · Charter Elementary19.2% Free/reduced-price lunch · 172 students
- 684Spark Academy of Advanced Technologies Charter SchoolManchester · Charter High3.1% Free/reduced-price lunch · 96 students
- 784The Birches Academy of Academics - Art A Public Charter SchSalem · Charter Elementary72% Math proficiency · 286 students
- 877Gathering Waters Charter School (H)Keene · Charter High23.9% Free/reduced-price lunch · 67 students
- 977MicroSociety Academy Charter School FoundationNashua · Charter Elementary62% Math proficiency · 303 students
- 1077Lionheart Classical Academy Chartered Public SchoolPeterborough · Charter Elementary5.8% Free/reduced-price lunch · 311 students
- 1174The Founders Academy Charter School (H)Manchester · Charter High49.5% Math proficiency · 152 students
- 1273Heartwood Public Charter SchoolJefferson · Charter Elementary32.6% Free/reduced-price lunch · 89 students
- 1373Seacoast Classical Academy Chartered Public SchoolNewton · Charter Elementary10.1% Free/reduced-price lunch · 179 students
- 1473Arts Academy of New Hampshire Chartered Public High SchoolSalem · Charter High30% Math proficiency · 106 students
- 1571Mill Falls Charter SchoolManchester · Charter Elementary52% Math proficiency · 168 students
- 1671Surry Village Charter SchoolSurry · Charter Elementary54.5% Math proficiency · 79 students
- 1770Seacoast Charter SchoolDover · Charter Elementary52% Math proficiency · 287 students
- 1867The Founders Academy Charter School (E)Manchester · Charter Middle32% Math proficiency · 279 students
- 1966Making Community Connections Charter School - MonadnockKeene · Charter High32.5% Free/reduced-price lunch · 80 students
- 2065Mountain Village Charter SchoolPlymouth · Charter Elementary34.5% Math proficiency · 117 students
- 2159Polaris Charter SchoolManchester · Charter Elementary42% Math proficiency · 119 students
- 2253Gate City Charter School for the ArtsMerrimack · Charter Elementary32% Math proficiency · 160 students
- 2345Strong Foundations Charter SchoolPembroke · Charter Elementary27% Math proficiency · 337 students
- 2442Next Charter SchoolDerry · Charter High24.5% Math proficiency · 79 students
- 2540Great Bay Charter School (H)Exeter · Charter High15% Math proficiency · 94 students
- 2637Great Bay Charter School (M)Exeter · Charter Middle5% Math proficiency · 60 students
- 2733Compass Classical Academy Charter School (E)Northfield · Charter Elementary27% Math proficiency · 149 students
- 2828Kreiva Academy Public Charter School (H)Manchester · Charter High82.9% Free/reduced-price lunch · 76 students
| # | School | Sector | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|
| 1 | Academy for Science and Design Charter (M) Nashua · Middle · Grades 5–8 | Charter | 90.2 Top 5% | 86% Math proficiency | 408 |
| 2 | Academy for Science and Design Charter (H) Nashua · High · Grades 9–12 | Charter | 87.2 Top 5% | 95% Math proficiency | 264 |
| 3 | Gathering Waters Charter School (E) Keene · Elementary · Grades K–8 | Charter | 86.1 Top 5% | 24.2% Free/reduced-price lunch | 219 |
| 4 | Windham Academy Public Charter School Windham · Elementary · Grades K–8 | Charter | 84.1 Top 10% | 75% Math proficiency | 410 |
| 5 | Northeast Woodland Chartered Public School Conway · Elementary · Grades PK–8 | Charter | 83.9 Top 10% | 19.2% Free/reduced-price lunch | 172 |
| 6 | Spark Academy of Advanced Technologies Charter School Manchester · High · Grades 9–12 | Charter | 83.9 Top 5% | 3.1% Free/reduced-price lunch | 96 |
| 7 | The Birches Academy of Academics - Art A Public Charter Sch Salem · Elementary · Grades K–8 | Charter | 83.6 Top 10% | 72% Math proficiency | 286 |
| 8 | Gathering Waters Charter School (H) Keene · High · Grades 9–12 | Charter | 77.4 Top 10% | 23.9% Free/reduced-price lunch | 67 |
| 9 | MicroSociety Academy Charter School Foundation Nashua · Elementary · Grades K–8 | Charter | 77.0 Top 25% | 62% Math proficiency | 303 |
| 10 | Lionheart Classical Academy Chartered Public School Peterborough · Elementary · Grades K–7 | Charter | 76.9 Top 25% | 5.8% Free/reduced-price lunch | 311 |
| 11 | The Founders Academy Charter School (H) Manchester · High · Grades 9–12 | Charter | 74.3 Top 25% | 49.5% Math proficiency | 152 |
| 12 | Heartwood Public Charter School Jefferson · Elementary · Grades K–8 | Charter | 73.2 Top 25% | 32.6% Free/reduced-price lunch | 89 |
| 13 | Seacoast Classical Academy Chartered Public School Newton · Elementary · Grades K–8 | Charter | 73.0 Top 25% | 10.1% Free/reduced-price lunch | 179 |
| 14 | Arts Academy of New Hampshire Chartered Public High School Salem · High · Grades 9–12 | Charter | 72.5 Top 25% | 30% Math proficiency | 106 |
| 15 | Mill Falls Charter School Manchester · Elementary · Grades K–6 | Charter | 71.4 Top 25% | 52% Math proficiency | 168 |
| 16 | Surry Village Charter School Surry · Elementary · Grades K–8 | Charter | 71.3 Top 25% | 54.5% Math proficiency | 79 |
| 17 | Seacoast Charter School Dover · Elementary · Grades PK–8 | Charter | 70.0 Top 25% | 52% Math proficiency | 287 |
| 18 | The Founders Academy Charter School (E) Manchester · Middle · Grades 5–8 | Charter | 66.9 Top 50% | 32% Math proficiency | 279 |
| 19 | Making Community Connections Charter School - Monadnock Keene · High · Grades 9–12 | Charter | 66.4 Top 25% | 32.5% Free/reduced-price lunch | 80 |
| 20 | Mountain Village Charter School Plymouth · Elementary · Grades 1–8 | Charter | 65.1 Top 50% | 34.5% Math proficiency | 117 |
| 21 | Polaris Charter School Manchester · Elementary · Grades K–5 | Charter | 58.5 Top 50% | 42% Math proficiency | 119 |
| 22 | Gate City Charter School for the Arts Merrimack · Elementary · Grades K–8 | Charter | 53.4 Top 50% | 32% Math proficiency | 160 |
| 23 | Strong Foundations Charter School Pembroke · Elementary · Grades K–8 | Charter | 45.2 Lower 50% | 27% Math proficiency | 337 |
| 24 | Next Charter School Derry · High · Grades 9–12 | Charter | 42.3 Lower 50% | 24.5% Math proficiency | 79 |
| 25 | Great Bay Charter School (H) Exeter · High · Grades 9–12 | Charter | 40.4 Lower 50% | 15% Math proficiency | 94 |
| 26 | Great Bay Charter School (M) Exeter · Middle · Grades 3–8 | Charter | 36.6 Lower 50% | 5% Math proficiency | 60 |
| 27 | Compass Classical Academy Charter School (E) Northfield · Elementary · Grades PK–8 | Charter | 32.8 Lower 50% | 27% Math proficiency | 149 |
| 28 | Kreiva Academy Public Charter School (H) Manchester · High · Grades 9–12 | Charter | 28.4 Lower 50% | 82.9% Free/reduced-price lunch | 76 |
Academy for Science and Design Charter (M) in Nashua leads the 2025 list of charter schools in New Hampshire with a Success Index (US) of 90.2. Of the 28 schools shown, 28 are charter.
Scores are percentiles within school type, so a elementary school and a high school with the same score sit at the same point in their own distributions. Use the rankings to build a shortlist, then visit the schools and ask how they support students at your child's level.
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Frequently asked questions
What is the best charter school in New Hampshire?
Academy for Science and Design Charter (M) in Nashua ranks first among charter schools in New Hampshire with a Success Index (US) of 90.2 out of 100 (Enrollment: 408).
How are charter schools in New Hampshire ranked?
Each school's Success Index (US) combines 4 factors: math proficiency (30%), reading proficiency (30%), community advantage (fewer free/reduced-price lunch) (25%), students per teacher (15%). Each factor is a percentile against schools of the same type across United States. Schools with fewer than 60 students are excluded from rankings.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.