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
Enrollment
518
Student-Teacher
10.2:1
Score
7.0
Grades
9th – 12th
Updated
2022-23
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
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Haddam-killingworth High School — Students at Haddam-killingworth High School score 60% proficient, which is below what's typical for similar communities (expected: 69%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
13.9%
Students qualifying for federal meal assistance
Test Scores CT EDFACTS (2021-22)
Based on 6 test records from CT state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* 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.
Funding & Resources
Performance Trends
Math proficiency has declined from 57% (2019) to 47% (2022). Reading/ELA proficiency has declined from 82% (2019) to 72% (2022).
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.
Explore More Schools
Neighborhood Context
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
- Phone
- (860) 345-8541
- Data Year
- 2023–2024
Resources & Links
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 methodologyRelated reading
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