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Very Good

#359 of 990 schools in CT

Top 36% in state

Haddam-killingworth High School

High School · Regional School District 17

95 Little City Road, Higganum, CT 06441

Enrollment

518

Student-Teacher

10.2:1

Score

7.0

Grades

9th – 12th

Updated 2022-23

How this school compares

In Higganum

#3 of 3

public schools

Connecticut high schools

#73 of 196

In district

#5 of 5

Regional School District 17

School environment

8.6 / 10

Exceptional

About Haddam-killingworth High School

Haddam-Killingworth High School serves 518 students in grades 9-12 in the rural community of Higganum, Connecticut. With 51 full-time equivalent teachers, the school maintains an impressive 10.2:1 student-teacher ratio, allowing for more personalized attention than many larger districts can provide. Academically, the school performs well above average, ranking #248 out of 996 Connecticut high schools and placing in the 75th percentile statewide.

Students show strong performance in English Language Arts, with 72% achieving proficiency or above across grade levels. Mathematics presents more room for growth, with 47% of students meeting proficiency standards. The school's overall MySchoolScout rating of 7.0 out of 10 reflects solid academic achievement within the state.

The school draws from an economically stable community where the median household income reaches $117,562 and only 3.4% of residents live below the poverty line. Nearly half of local adults hold bachelor's degrees or higher, creating an education-focused environment. Median home values of $365,700 reflect the desirability of this Connecticut Planning Region 3 location.

Haddam-Killingworth High School sits on Little City Road in a peaceful rural setting near town amenities, offering students a close-knit learning environment while maintaining access to broader community resources.

What Parents Should Know

Located in a rural area, Haddam-killingworth High School may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress5.6Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-3.15 pts/yr
Data Period2019–2022
TrendDeclining
Academics6.4Above Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency47%
Reading/ELA Proficiency72%
Overall Proficiency60%
Expected (poverty-adj.)69%
vs. Expected-9.1 pts
Adjusted Percentile48th
College Readiness7.7Very Good30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation22.6%
IB ProgramNo
Resources & Environment8.6Excellent20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio10.2:1
Per-Pupil Spending$25,727

Haddam-killingworth High School — Students at Haddam-killingworth High School score 60% proficient, which is below what's typical for similar communities (expected: 69%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

13.9%

Students qualifying for federal meal assistance

Test Scores CT EDFACTS (2021-22)

Math Proficiency 52.0%
School
State
N/A
ELA Proficiency 78.7%
School
State
N/A

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

Proficiency Trend

↓ Declining

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

2019
Math
57%
ELA
82%
2021*
Math
52%
ELA
82%
2022
Math
47%
ELA
72%

* 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: 5.6/10.

How Haddam-killingworth High School Compares

See how Haddam-killingworth High School performs across key quality dimensions compared to state benchmarks.

Overall Score
7.0/10
64th percentile in CT
Academic
6.4/10
6.4/10
Growth
5.6/10
Above average
Environment
8.6/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
14%
Teaching Staff
10:1 student-teacher ratio
51 teachers

Location

95 Little City Road, Higganum, CT 06441

Nearby Alternatives

Families considering Haddam-killingworth High School may also want to explore other high schools in the area. Coginchaug Regional High School (rated 7.7/10, 5.6 miles away, in nearby Durham), which scores slightly higher. Another option is Nathan Hale-Ray High School (rated 7.2/10, 6.5 miles away, in nearby Moodus), with a very similar rating. Additionally, East Hampton High School (rated 4.9/10, 8.6 miles away, in nearby East Hampton), a more accessible option. For more schools in Higganum, see our Higganum schools guide .

Nearby Schools

20 within 7.3 mi
School Distance Rating
OAK HILL SCHOOL AT HADDAM-KILLINGWORTH HIGH SCHOOL Higganum 0.0 mi
Burr District Elementary School Higganum 1.4 mi 8.9
Haddam-Killingworth Middle School Killingworth 5.6 mi 7.4
Haddam-Killingworth Intermediate School Killingworth 5.6 mi 8.8
XAVIER HIGH SCHOOL Middletown 5.6 mi 4.2
Killingworth Elementary School Higganum 6.4 mi 8.9
Bielefield School Middletown 6.5 mi 5.3
Coginchaug Regional High School Durham 5.6 mi 7.7
Farm Hill School Middletown 6.6 mi 5.4
East Hampton Middle School East Hampton 7.5 mi 6.4
Beman Middle School Middletown 6.8 mi 5.6
Frank Ward Strong School Durham 6.1 mi 6.2
Chester Elementary School Chester 6.9 mi 8.4
Wesley School Middletown 6.9 mi 8.7
Nathan Hale-Ray High School Moodus 6.5 mi 7.2
ST JOHN PAUL II SCHOOL Middletown 7.7 mi 6.6
MONTESSORI CIRCLE OF FRIENDS Chester 7.1 mi
East Hampton High School East Hampton 8.6 mi 4.9
Center School East Hampton 8.5 mi 6.3
Vinal Technical High School Middletown 7.3 mi 3.5

Neighborhood Census ACS (2019-2023)

Census data for ZIP 06441 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$110,574

Median Home Value

$379,700

Median Rent

$1,369/mo

Population

5,323

College Educated

42.7%

Homeownership

92.2%

Avg Commute

30.7 min

Poverty Rate

2.3%

Median Age

44.5

Community Profile

The community surrounding Haddam-killingworth High School has a median household income of $110,574. It is a well-educated community where 43% of adults hold a bachelor's degree or higher. The median home value in the area is $379,700, with a median rent of $1,369/month. The local poverty rate of 2.3% is relatively low. The average commute for residents is 31 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
Cromwell High School Cromwell, CT 7.0
Montville High School Oakdale, CT 7.0
P-TECH Norwalk Norwalk, CT 7.0
Granby Memorial High School Granby, CT 7.1
HOPKINS SCHOOL New Haven, CT 6.9
New Fairfield High School New Fairfield, CT 7.1

Frequently Asked Questions

Common questions about Haddam-killingworth High School

What grades does Haddam-killingworth High School serve?

Haddam-killingworth High School serves students in grades 9th through 12th.

How many students attend Haddam-killingworth High School?

Haddam-killingworth High School has an enrollment of approximately 518 students.

What is the student-teacher ratio at Haddam-killingworth High School?

The student-teacher ratio at Haddam-killingworth High School is 10.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Haddam-killingworth High School rank in CT?

Haddam-killingworth High School is ranked #359 out of 990 schools in CT.

What is Haddam-killingworth High School's MySchoolScout rating?

Haddam-killingworth High School has a composite rating of 7.0 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 Haddam-killingworth High School?

Based on the most recent state assessment data, Haddam-killingworth High School has 52.0% math proficiency and 78.7% reading/ELA proficiency.

Is Haddam-killingworth High School a charter school?

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

Is Haddam-killingworth High School a Title I school?

No, Haddam-killingworth High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Haddam-killingworth High School?

13.9% of students at Haddam-killingworth 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

Walk Score
5 Car-Dependent
Bike Score
27 Somewhat Bikeable

Powered by Walk Score

FBI UCR. County-level only.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
518
Student-Teacher Ratio
10.2:1
Teachers (FTE)
51
Free/Reduced Lunch
13.9%
Type
regular
Setting
Fringe Rural
County
Connecticut Planning Region 3
Data Year
2023–2024

District

Regional School District 17
District Enrollment
1,770
Schools in District
5
Per-Pupil Spending
$26,076
District Rank
#5 of 5

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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