2nd Nature Academy (SNA) Photo - Nature's Pathways at 2nd Nature Academy early childhood program is built on an emergent curriculum, following the child's lead and interests.

Best Nashua Private High Schools (2025-26)

For the 2025-26 school year, there are 5 private high schools serving 1,040 students in Nashua, NH.
The top-ranked private high schools in Nashua, NH include 2nd Nature Academy (SNA) and Bishop Guertin High School.
The average acceptance rate is 87%, which is higher than the New Hampshire private high school average acceptance rate of 70%.
40% of private high schools in Nashua, NH are religiously affiliated (most commonly Catholic and Assembly of God).

Top-Ranked Nashua Private High Schools (2025-26)

School
Location
Quick Facts
The Harkness House
410 Amherst Street, Suite 150
Nashua, NH 03063
(603) 316-6444
Gr: 6-9 | 17 students Avg. class size: 8 students Tuition & acceptance rate listed
2nd Nature Academy (SNA)
2nd Nature Academy (SNA) Photo - 2nd Nature Academy includes early childhood through high school.
Alternative School
(16)
10 Groton Rd
Nashua, NH 03062
(603) 881-4815
Gr: NS-12 | 166 students Avg. class size: 12 students Sports: 5 | Extracurrculars: 10 Tuition & acceptance rate listed
Bishop Guertin High School
Bishop Guertin High School Photo
(Catholic)
(1)
194 Lund Road
Nashua, NH 03060
(603) 889-4107
Gr: 9-12 | 793 students Avg. class size: 18 students Sports: 23 Tuition & acceptance rate listed
Christian Bible Church Academy
(Assembly of God)
205 Manchester St
Nashua, NH 03064
(603) 882-1055
Gr: 1-12 | 16 students Tuition listed
Clearway High School
Special Education School
40 Arlington St
Nashua, NH 03060
(603) 598-8303
Gr: 9-12 | 48 students
[+] Show Closed Private Schools in Nashua, New Hampshire

Nashua, New Hampshire Private Schools (Closed)

School
Location
Quick Facts
3 Crown St
Nashua, NH 03060
(603) 889-2649
Gr: NS-6 Tuition listed
29 Clement St
Nashua, NH 03060
(603) 897-8240
Gr: NS | 77 students Avg. class size: 8 students

Frequently Asked Questions

What are the top-ranked private high schools in Nashua, NH?
The top-ranked private high schools in Nashua, NH include 2nd Nature Academy (SNA) and Bishop Guertin High School.
How many private high schools are located in Nashua?
5 private high schools are located in Nashua.
How diverse are private high schools in Nashua?
Nashua private high schools are approximately 18% minority students, which is same as the New Hampshire private school average of 18%.
What percentage of private high schools are religiously affiliated in Nashua?
40% of private high schools in Nashua are religiously affiliated (most commonly Catholic and Assembly of God).

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