For the 2026 school year, there are 5 public charter schools serving 433 students in Merrimack County, NH.
The top-ranked public charter schools in Merrimack County, NH are Csi Charter School and Strong Foundations Charter School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Merrimack County, NH public charter schools have an average math proficiency score of 30% (versus the New Hampshire public charter school average of 42%), and reading proficiency score of 40% (versus the 58% statewide average). Charter schools in Merrimack County have an average ranking of 3/10, which is in the bottom 50% of New Hampshire public charter schools.
Minority enrollment is 11% of the student body (majority Asian), which is less than the New Hampshire public charter school average of 21% (majority Asian).
Best Public Charter Schools in Merrimack County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Csi Charter School
Charter School
(Math: <50% | Reading: ≥50% )
Rank:
Rank:
5/
Bottom 50%10
26 Washington Street
Concord, NH 03303
(603) 753-0194
Concord, NH 03303
(603) 753-0194
Gr: 9-12 | 34 students Student-teacher ratio: 17:1
Rank: #22.
Strong Foundations Charter School
Charter School
(Math: 30% | Reading: 40%)
Rank:
Rank:
3/
Bottom 50%10
715 Riverwood Dr.
Suncook, NH 03275
(603) 225-2715
Suncook, NH 03275
(603) 225-2715
Gr: K-8 | 337 students Student-teacher ratio: 10:1 Minority enrollment: 11%
Rank: n/an/a
Benjamin Franklin Academy Chartered Public School (H)
Charter School
157 Chichester Rd
Loudon, NH 03307
(603) 325-7688
Loudon, NH 03307
(603) 325-7688
Gr: 9-12 | 24 students Student-teacher ratio: 12:1 Minority enrollment: 8%
Rank: n/an/a
Benjamin Franklin Academy Chartered Public School (M)
Charter School
157 Chichester Rd
Loudon, NH 03307
(603) 325-7688
Loudon, NH 03307
(603) 325-7688
Gr: 6-8 | 52 students Student-teacher ratio: 13:1 Minority enrollment: 10%
Rank: n/an/a
Synergy Academy Chartered Public School
Charter School
20 Foundry St, Ste. 101
Concord, NH 03301
(603) 856-7067
Concord, NH 03301
(603) 856-7067
Gr: 9-12 | 21 students Student-teacher ratio: 11:1 Minority enrollment: 5%
Frequently Asked Questions
What are the top-ranked public charter schools in Merrimack County, NH?
The top-ranked public charter schools in Merrimack County, NH include Csi Charter School and Strong Foundations Charter School.
How many public charter schools are located in Merrimack County?
4 public charter schools are located in Merrimack County.
What is the racial composition of students in Merrimack County?
Merrimack County public charter schools minority enrollment is 11% of the student body (majority Asian), which is less than the New Hampshire public charter schools average of 21% (majority Asian).
Recent Articles
When “Free Public School” Still Isn’t Free
Discover the hidden costs of public school in 2026, from supplies and fees to transportation, technology, and extracurricular expenses.
What a District Budget Cut Means for Your Child's School Experience
Learn how district budget cuts can affect class sizes, programs, staffing, transportation, and your child's daily school experience in 2026.
School Closure Risk: What Parents Should Check Before Moving
Learn how parents can assess school closure risk before buying or renting in a district, using enrollment, funding, and boundary data.