Henry Abbott Technical High School

21 Hayestown Ave., Danbury, CT 06811

CSchola Grade
Grades
9–12
High
Students
721
Enrolled 2024–25
Students per teacher
12.7 : 1
Full-time teachers
District
Connecticut Technical Education and Career System
Western Connecticut Planning Region

Schola Grade C · Average

Letter grade (A–F) · compared with 194 Connecticut high schools · How we grade
Test scores27% proficient in math & reading
28thpercentile
Equity24% of low-income students proficient
42ndpercentile
Attendance8% chronically absent
96thpercentile
Graduation rate98% graduate in 4 years
85thpercentile
College readinessAt least 26% take AP, IB or dual-enrollment courses
53rdpercentile
Class size12.7 students per teacher
29thpercentile

Percentiles compare this school with other Connecticut high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Henry Abbott Technical High School

Henry Abbott Technical High School is a career and technical high school in Danbury, Connecticut, serving grades 9–12. It is part of Connecticut Technical Education and Career System. The school is located in a small city in Western Connecticut Planning Region.

In the 2024–25 school year, 721 students were enrolled, with about 12.7 students for every full-time teacher. That ratio is larger than the typical Connecticut high school (11.1 students per teacher). Its Schola Grade is C (average), compared with 194 Connecticut high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

21 Hayestown Ave.
Danbury, CT 06811
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School details

Type
Career & Technical School · What this means
Category
Career and Technical School
Level
High
Grades offered
9–12
Enrollment (2024–25)
721 students
Students per teacher
12.7 to 1
Charter school
No
Magnet school
No
Virtual learning
Offers virtual courses
Locale
City — Small
School district
Connecticut Technical Education and Career System
County
Western Connecticut Planning Region
NCES school ID
090000201144

Schools near Henry Abbott Technical High School

All 27 schools in Danbury →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.