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Average

#30 of 73 private schools in NH

Top 40% of private schools

Trinity High School

High School

581 BRIDGE ST, Manchester, NH 31045

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on 29 schools in Manchester. Learn more

Enrollment

331

Student-Teacher

10.1:1

Score

6.6

Grades

9th – 12th

Updated 2021-22

How this school compares

In Manchester

#3 of 8

public schools

New Hampshire high schools

#11 of 22

About Trinity High School

Trinity High School is a regular public high school located in Manchester, New Hampshire. With an enrollment of 331 students, Trinity offers a supportive learning environment with a student-to-teacher ratio of 10.1:1 and 33 full-time equivalent teachers. The school covers grades nine through twelve, providing a comprehensive education for its diverse student body.

While Trinity High School currently has room for academic growth—its state ranking is #23 out of 73 schools in New Hampshire—it focuses on fostering individual development and community engagement. Located in the heart of Manchester's mid-size city setting, Trinity benefits from nearby cultural amenities and opportunities for extracurricular activities. Trinity High School sits at the intersection of academic pursuits and community involvement, making it a central part of Manchester’s educational landscape.

What Parents Should Know

As a private school, Trinity High School operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.

Compare to Public Schools

Beta

How Trinity High School compares to 7 public schools serving similar grades in Manchester, NH

Student-Teacher Ratio
10.1:1
This School
vs
11.9:1
Public Avg
Avg School Size
331
This School
vs
555
Public Avg
Avg School Scout Rating
6.6
This School
vs
6.9
Public Avg

Student Demographics

White 86.4% vs 0%
Black 6% vs 0%
Hispanic 4.5% vs 0%
Asian 3% vs 0%
Trinity High School Manchester Public Avg

Nearby High Schools

School Rating
Trinity High School (this school) 6.6
Manchester Central High School 6.1
Kreiva Academy Public Charter School (H) 8.7
Manchester Memorial High School 5.4
Manchester West High School 4.5
Manchester School of Technology (High School) 5.6
Spark Academy of Advanced Technologies Charter School 8.8
The Founders Academy Charter School (H) 8.9

Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.

Score Breakdown

What This Rating Measures

This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in NH.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
B- 5.2 / 10
View breakdown
Student-Teacher Ratio 10.1:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
B+ 7.1 / 10
View breakdown
School Day Length 6.7 hours
Annual Instructional Hours 1,206
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
B+ 7.0 / 10
View breakdown
Diversity Index 25%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
A 8.6 / 10
View breakdown
Enrollment 331
View data sources

Score basis: Private school model

Data coverage: 80% of scoring components had data

Components scored: 4 of 5

Ranking pool: Private schools in NH

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

White 86.4%
Black 6.0%
Hispanic 4.5%
Asian 3.0%

Source: NCES Private School Survey (PSS)

Location

581 BRIDGE ST, Manchester, NH 31045

Nearby Alternatives

Families considering Trinity High School may also want to explore other high schools in the area. Kreiva Academy Public Charter School (H) (rated 8.7/10, 1.1 miles away), which scores notably higher. Another option is Manchester Central High School (rated 6.1/10, 0.9 miles away), with a comparable rating. Additionally, Manchester Memorial High School (rated 5.4/10, 1.9 miles away), a more accessible option. For more schools in Manchester, see our Manchester schools guide .

Nearby Schools

20 within 2.0 mi
School Distance Rating
McDonough School Manchester 0.2 mi 3.7
Hillside Middle School Manchester 0.4 mi 4.6
Smyth Road School Manchester 0.8 mi 5.0
ELLIOT CHILD CARE CENTER Manchester 0.9 mi
Henry Wilson Elementary School Manchester 0.9 mi 5.0
Manchester Central High School Manchester 0.9 mi 6.1
ST AUGUSTIN PRESCHOOL Manchester 1.0 mi
NORTH END MONTESSORI SCHOOL Manchester 1.0 mi 6.8
CHILD GUIDANCE EARLY LEARNING CENTER Manchester 1.2 mi
CARDINAL LACROIX ACADEMY Manchester 1.3 mi 6.2
Weston Elementary School Manchester 1.1 mi 5.1
Beech Street School Manchester 1.2 mi 5.7
Kreiva Academy Public Charter School (M) Manchester 1.1 mi 2.6
Kreiva Academy Public Charter School (H) Manchester 1.1 mi 8.7
COLORFUL APPLES LEARNING CENTER Manchester 1.2 mi
Jewett School Manchester 1.7 mi 5.3
YMCA OF DOWNTOWN MANCHESTER EARLY LEARNING CENTER Manchester 1.4 mi
Southside Middle School Manchester 1.9 mi 4.8
Manchester Memorial High School Manchester 1.9 mi 5.4
HOLYCROSS EARLY CHILDHOOD CENTER Manchester 2.0 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 31045 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$46,307

Population

63

College Educated

27.7%

Homeownership

27.7%

Poverty Rate

44.4%

Median Age

25.7

Community Profile

The community surrounding Trinity High School has a median household income of $46,307. It is an area where 28% of adults hold a bachelor's degree or higher. The area has a poverty rate of 44.4%, indicating some economic challenges in the community. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Hillsboro-Deering High School Hillsborough, NH 6.6
Mascoma Valley Regional High School Canaan, NH 6.6
Rivendell Academy Orford, NH 6.6
THE DERRYFIELD SCHOOL Manchester, NH 6.4
Campbell High School Litchfield, NH 6.3
Prospect Mountain High School Alton, NH 6.3

Frequently Asked Questions

Common questions about Trinity High School

What grades does Trinity High School serve?

Trinity High School serves students in grades 9th through 12th.

How many students attend Trinity High School?

Trinity High School has an enrollment of approximately 331 students.

What is the student-teacher ratio at Trinity High School?

The student-teacher ratio at Trinity High School is 10.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does Trinity High School rank in NH?

Trinity High School is ranked #30 out of 73 private schools in NH.

What is Trinity High School's MySchoolScout rating?

Trinity High School has a composite rating of 6.6 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

Is Trinity High School a private school?

Yes, Trinity High School is a private coeducational school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is Trinity High School a religious school?

Trinity High School has a Roman Catholic religious affiliation.

11 schools nearby View map →

Neighborhood Context

City Safety
High (1,995/100K)

FBI UCR 2024. City-level (Manchester). Data >1 year old.

Quick Facts NCES PSS (SY 2021-22)

Grades
9th – 12th
Enrollment
331
Gender Split
55% M / 45% F
Student-Teacher Ratio
10.1:1
Teachers (FTE)
33
Type
private
Coed Status
coed
Affiliation
Roman Catholic
School Day
6.7 hours
Days Per Year
180 days
Setting
Midsize City
County
HILLSBOROUGH
Data Year
2022–2023

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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