Skip to main content

Average

#720 of 990 schools in CT

Ansonia High School

High School · Ansonia School District

20 Pulaski Hwy., Ansonia, CT 06401

Enrollment

593

Student-Teacher

12.4:1

Score

5.2

Grades

9th – 12th

Updated 2022-23

How this school compares

In Ansonia

#2 of 5

public schools

Connecticut high schools

#150 of 196

In district

#1 of 4

Ansonia School District

Academic growth

8.5 / 10

Exceptional

About Ansonia High School

Ansonia High School is a regular public high school located in Ansonia, Connecticut. The school serves students from grade 9 through 12 and has an enrollment of 593 students. With a student-to-teacher ratio of 12.4:1, the school provides personalized attention to help students succeed academically and socially.

There are 48 full-time equivalent teachers dedicated to supporting this diverse group of learners. Ansonia High School is situated in a large suburban area, offering a mix of residential neighborhoods and local amenities. The MySchoolScout rating for the school is 5.2 out of 10, placing it at #565 out of 996 schools across Connecticut, which corresponds to the 43rd percentile.

Academically, Ansonia High School scores a 3.1 out of 10 on MySchoolScout's academic scale. In terms of proficiency in English Language Arts and Reading, 39% of students are proficient or above, while only 19% are proficient or above in math. While the school may have room for improvement in certain areas, it continues to focus on student development and offers a supportive learning environment for its diverse student body.

What Parents Should Know

While current test scores at Ansonia High School are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress8.5Excellent25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-0.76 pts/yr
Data Period2019–2022
TrendStable
Academics4.1Below Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency17%
Reading/ELA Proficiency37%
Overall Proficiency27%
Expected (poverty-adj.)35%
vs. Expected-7.6 pts
Adjusted Percentile22th
College Readiness3.7Fair30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation12.1%
IB ProgramNo
Resources & Environment4.8Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio12.4:1
Per-Pupil Spending$20,750

Ansonia High School — Students at Ansonia High School score 27% proficient, which is below what's typical for similar communities (expected: 35%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

58.5%

Students qualifying for federal meal assistance

Test Scores CT EDFACTS (2021-22)

Math Proficiency 18.7%
School
State
N/A
ELA Proficiency 38.7%
School
State
N/A

Based on 6 test records from CT state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
17%
ELA
42%
2021*
Math
22%
ELA
37%
2022
Math
17%
ELA
37%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 8.5/10.

How Ansonia High School Compares

See how Ansonia High School performs across key quality dimensions compared to state benchmarks.

Overall Score
5.2/10
27th percentile in CT
Academic
4.1/10
4.1/10
Growth
8.5/10
Above average
Environment
4.8/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
59%
Teaching Staff
12:1 student-teacher ratio
48 teachers

Location

20 Pulaski Hwy., Ansonia, CT 06401

Nearby Alternatives

Families considering Ansonia High School may also want to explore other high schools in the area. Derby High School (rated 6.5/10, 1.8 miles away, in nearby Derby), which scores notably higher. Another option is Shelton High School (rated 6.2/10, 2.8 miles away, in nearby Shelton), which scores slightly higher. Additionally, Emmett O'Brien Technical High School (rated 5.4/10, 0.6 miles away), with a very similar rating. For more schools in Ansonia, see our Ansonia schools guide .

Nearby Schools

20 within 3.8 mi
School Distance Rating
Emmett O'Brien Technical High School Ansonia 0.6 mi 5.4
Prendergast School Ansonia 0.5 mi 2.4
Bradley School Derby 0.6 mi 6.4
Mead School Ansonia 1.1 mi 3.1
Irving School Derby 1.2 mi 3.9
Ansonia Middle School Ansonia 1.4 mi 3.4
ST MARY & ST MICHAEL SCHOOL Derby 1.2 mi 6.2
ASSUMPTION SCHOOL Ansonia 1.7 mi 3.4
Derby High School Derby 1.8 mi 6.5
Little Raiders University Derby 1.8 mi 5.8
Derby Middle School Derby 1.8 mi 7.8
Sunnyside School Shelton 2.5 mi 7.9
Perry Hill Elementary School Shelton 2.1 mi 4.3
THE FOUNDATION SCHOOL ORANGE Orange 2.7 mi
Turkey Hill School Orange 2.7 mi 8.1
Shelton High School Shelton 2.8 mi 6.2
Long Hill School Shelton 3.5 mi 7.3
Intermediate School Shelton 2.9 mi 6.4
Beecher Road School Woodbridge 2.9 mi 8.6
Mary L. Tracy School Orange 3.8 mi 4.6

Neighborhood Census ACS (2019-2023)

Census data for ZIP 06401 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$80,953

Median Home Value

$268,400

Median Rent

$1,405/mo

Population

19,160

College Educated

22.9%

Homeownership

58.8%

Avg Commute

25.7 min

Poverty Rate

8.5%

Median Age

39.8

Community Profile

The community surrounding Ansonia High School has a median household income of $80,953. It is a community where 23% of adults hold a bachelor's degree or higher. The median home value in the area is $268,400, with a median rent of $1,405/month. The local poverty rate of 8.5% is relatively low. The average commute for residents is 26 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

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

School Rating
MERCY HIGH SCHOOL Middletown, CT 5.2
Oliver Wolcott Technical High School Torrington, CT 5.2
Henry Abbott Technical High School Danbury, CT 5.3
Hill Regional Career High School New Haven, CT 5.3
University High School of Science and Engineering Hartford, CT 5.3
Bulkeley High School Hartford, CT 5.1

Frequently Asked Questions

Common questions about Ansonia High School

What grades does Ansonia High School serve?

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

How many students attend Ansonia High School?

Ansonia High School has an enrollment of approximately 593 students.

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

The student-teacher ratio at Ansonia High School is 12.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Ansonia High School rank in CT?

Ansonia High School is ranked #720 out of 990 schools in CT.

What is Ansonia High School's MySchoolScout rating?

Ansonia High School has a composite rating of 5.2 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.

What are the test scores at Ansonia High School?

Based on the most recent state assessment data, Ansonia High School has 18.7% math proficiency and 38.7% reading/ELA proficiency.

Is Ansonia High School a charter school?

No, Ansonia High School is not a charter school. It is a traditional public school operated by the local school district.

Is Ansonia High School a Title I school?

No, Ansonia High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Ansonia High School?

58.5% of students at Ansonia High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

City Safety
Elevated (1,475/100K)

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

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
593
Student-Teacher Ratio
12.4:1
Teachers (FTE)
48
Free/Reduced Lunch
58.5%
Type
regular
Setting
Large Suburb
County
Connecticut Planning Region 4
Data Year
2023–2024

District

Ansonia School District
District Enrollment
2,397
Schools in District
4
Per-Pupil Spending
$21,951
District Rank
#1 of 4

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

Related reading

Get school insights in your inbox

New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.

We respect your privacy. Unsubscribe at any time.