Harvard H. Ellis Technical High School, or Ellis Tech, is a technical high school located in Danielson, Connecticut. It is part of the Connecticut Technical Education and Career System. Founded in 1916 as the Putnam Trade School, it was the first technical school in Connecticut to have its own building.
Serving 650 students in grades 9-12, H. H. Ellis Technical High School ranks in the bottom 50% of all schools in Connecticut for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 10-14% (which is lower than the Connecticut state average of 40%). The percentage of students achieving proficiency in reading/language arts is 30-34% (which is lower than the Connecticut state average of 50%).
The student:teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 19% of the student body (majority Hispanic), which is lower than the Connecticut state average of 53% (majority Hispanic).
Quick Stats (2025)
- School Type: Vocational school
- Grades: 9-12
- Enrollment: 650 students
- Student:Teacher Ratio: 11:1
- Minority Enrollment: 19%
- Graduation Rate: ≥95% (Top 20% in CT)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 10-14% (Btm 50%)
- Reading Proficiency: 30-34% (Btm 50%)
- Science Proficiency: 35-39% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
H. H. Ellis Technical High School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Graduation Rate
School Overview
H. H. Ellis Technical High School's student population of 650 students has stayed relatively flat over five school years.
The teacher population of 57 teachers has grown by 7% over five school years.
School Type
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
650 students
Gender %
Total Classroom Teachers
57 teachers
Year Founded
1916
Colors
Blue, Gold
School Calendar
School Rankings
H. H. Ellis Technical High School ranks within the bottom 50% of all 942 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of H. H. Ellis Technical High School is 0.33, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#777 out of 942 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
10-14%
40%
Reading/Language Arts Test Scores (% Proficient)
30-34%
50%
Science Test Scores (% Proficient)
35-39%
47%
Student : Teacher Ratio
11:1
12:1
American Indian
1%
n/a
Asian
1%
5%
Hispanic
12%
31%
Black
2%
12%
White
81%
47%
Hawaiian
n/a
n/a
Two or more races
3%
5%
All Ethnic Groups
Graduation Rate
≥95%
89%
Eligible for Free Lunch
29%
37%
Eligible for Reduced Lunch
8%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Notes
- School Mascot: Ellis Tech Eagle
Profile last updated: 02/09/2025
Frequently Asked Questions
What is H. H. Ellis Technical High School's ranking?
H. H. Ellis Technical High School is ranked #777 out of 942 schools, which ranks it among the bottom 50% of public schools in Connecticut.
What schools are H. H. Ellis Technical High School often compared to?
H. H. Ellis Technical High Schoolis often viewed alongside schools like Windham Technical High School, Killingly High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
10-14% of students have achieved math proficiency (compared to the 40% CT state average), while 30-34% of students have achieved reading proficiency (compared to the 50% CT state average).
What is the graduation rate of H. H. Ellis Technical High School?
The graduation rate of H. H. Ellis Technical High School is 95%, which is higher than the Connecticut state average of 89%.
How many students attend H. H. Ellis Technical High School?
650 students attend H. H. Ellis Technical High School.
What is the racial composition of the student body?
81% of H. H. Ellis Technical High School students are White, 12% of students are Hispanic, 3% of students are Two or more races, 2% of students are Black, 1% of students are American Indian, and 1% of students are Asian.
What is the student:teacher ratio of H. H. Ellis Technical High School?
H. H. Ellis Technical High School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does H. H. Ellis Technical High School offer ?
H. H. Ellis Technical High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is H. H. Ellis Technical High School part of?
H. H. Ellis Technical High School is part of Connecticut Technical Education And Career System School District.
School Reviews
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