Skip to main content

Below Average

#834 of 990 schools in CT

H. H. Ellis Technical High School

High School · Connecticut Technical Education and Career System

613 Upper Maple St., Danielson, CT 06239

Enrollment

650

Student-Teacher

11.6:1

Score

4.5

Grades

9th – 12th

Updated 2022-23

How this school compares

In Danielson

#3 of 3

public schools

Connecticut high schools

#173 of 196

In district

#9 of 17

Connecticut Technical Education and Career System

About H. H. Ellis Technical High School

H. H. Ellis Technical High School is a vocational and technical high school located in Danielson, Connecticut, within the rural Connecticut Planning Region 5.

The school sits at 613 Upper Maple St., offering students from ninth through twelfth grade a unique educational experience focused on hands-on learning and career readiness. With an enrollment of 650 students and a student-teacher ratio of 11.6:1, the school benefits from a strong teacher presence to support individualized attention. H.

H. Ellis Technical High School aims to equip its students with practical skills through specialized programs that cater to various technical fields. While the academic performance currently ranks in the lower percentile among Connecticut schools, the focus is on student development and providing hands-on education rather than traditional test-based metrics.

Students score 37% proficient or above in ELA/Reading and 15% proficient or above in Math across all grades. The school's rural setting near the town of Danielson offers a close-knit community atmosphere, making it an ideal place for students to explore technical careers with support from both teachers and local industry connections.

What's said publicly about H. H. Ellis Technical High School

Sources: School's website Wikipedia

Synthesized from public, attributable sources. Updated April 2026.

Harvard H. Ellis Technical High School, also known as Ellis Tech, is a technical high school located in Danielson, Connecticut [1, 2]. It is part of the Connecticut Technical Education and Career System 2 . The institution was founded in 1916 as the Putnam Trade School and was the first technical school in Connecticut to have its own building 2 . The school serves grades 9-12 and enrolls over 600 students from 20 towns 1 . Its curriculum focuses on career technology, utilizing state-of-the-art equipment to prepare students for future careers 1 . The school offers Work-Based Learning opportunities, allowing students to work for employers during instructional time for credit and pay 1 . Additionally, the school completes off-campus construction projects and provides on-campus services to the public 1 . Recent activities include hosting the 32nd Country Antique Show in March 2026 and recognizing students as Patriotic Pen Essay winners in February 2026 1 .
Sources (2)
  1. ellis.cttech.org
  2. en.wikipedia.org
Generated by AI from public sources. Every claim is grounded in a cited source. Report inaccuracy

What Parents Should Know

While current test scores at H. H. Ellis Technical 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.

Located in a rural area, H. H. Ellis Technical 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 Progress6.5Above Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-2.39 pts/yr
Data Period2019–2022
TrendDeclining
Academics2.9Needs Improvement25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency12%
Reading/ELA Proficiency32%
Overall Proficiency22%
Expected (poverty-adj.)51%
vs. Expected-28.9 pts
Adjusted Percentile11th
College Readiness6.2Above Average30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramNo
Resources & Environment1.5Significantly Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio11.6:1
Per-Pupil Spending$489

H. H. Ellis Technical High School — Students at H. H. Ellis Technical High School score 22% proficient, which is below what's typical for similar communities (expected: 51%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

37.1%

Students qualifying for federal meal assistance

Test Scores CT EDFACTS (2021-22)

Math Proficiency 15.3%
School
State
N/A
ELA Proficiency 37.0%
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
17%
ELA
42%
2021*
Math
17%
ELA
37%
2022
Math
12%
ELA
32%

* 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: 6.5/10.

How H. H. Ellis Technical High School Compares

See how H. H. Ellis Technical High School performs across key quality dimensions compared to state benchmarks.

Overall Score
4.5/10
16th percentile in CT
Academic
2.9/10
2.9/10
Growth
6.5/10
Above average
Environment
1.5/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
37%
Teaching Staff
12:1 student-teacher ratio
56 teachers

Location

613 Upper Maple St., Danielson, CT 06239

Nearby Alternatives

Families considering H. H. Ellis Technical High School may also want to explore other high schools in the area. POMFRET SCHOOL (rated 7.3/10, 5.8 miles away, in nearby Pomfret), which scores notably higher. Another option is Quinebaug Middle College (rated 7.1/10, 0.6 miles away), which scores notably higher. Additionally, RIVER RUN ACADEMY AT THE SUSAN WAYNE CTR OF EXCEL (rated 7.1/10, 8.3 miles away, in nearby Thompson), which scores notably higher. For more schools in Danielson, see our Danielson schools guide .

Nearby Schools

20 within 8.3 mi
School Distance Rating
Quinebaug Middle College Danielson 0.6 mi 7.1
Killingly Memorial School Danielson 0.9 mi 4.7
ST JAMES SCHOOL Danielson 1.2 mi 5.0
NORTHEAST CDT Danielson 1.1 mi
Killingly Central School Dayville 2.2 mi 6.3
Killingly Intermediate School Dayville 2.3 mi 4.1
Killingly High School Dayville 3.1 mi 4.7
Brooklyn Middle School Brooklyn 3.1 mi 4.0
Brooklyn Elementary School Brooklyn 3.3 mi 6.0
LEARNING CLINIC Brooklyn 3.2 mi 6.1
Pomfret Community School Pomfret Center 4.4 mi 7.6
Shepard Hill Elementary School Plainfield 5.9 mi 5.3
Plainfield High School Central Village 6.0 mi 4.5
POMFRET SCHOOL Pomfret 5.8 mi 7.3
PUTNAM SCIENCE ACADEMY Putnam 6.7 mi 6.8
Moosup Elementary School Moosup 7.1 mi 3.5
Putnam High School Putnam 7.3 mi 5.0
Putnam Elementary School Putnam 7.5 mi 4.7
Putnam Middle School Putnam 7.6 mi 6.1
RIVER RUN ACADEMY AT THE SUSAN WAYNE CTR OF EXCEL Thompson 8.3 mi 7.1

Neighborhood Census ACS (2019-2023)

Census data for ZIP 06239 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$80,383

Median Home Value

$261,000

Median Rent

$1,133/mo

Population

11,594

College Educated

23.2%

Homeownership

66.5%

Avg Commute

30.6 min

Poverty Rate

17%

Median Age

39.4

Community Profile

The community surrounding H. H. Ellis Technical High School has a median household income of $80,383. It is a community where 23% of adults hold a bachelor's degree or higher. The median home value in the area is $261,000, with a median rent of $1,133/month. The area has a poverty rate of 17.0%. 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
Bullard-Havens Technical High School Bridgeport, CT 4.5
Plainfield High School Central Village, CT 4.5
Academy of Science and Innovation New Britain, CT 4.4
Sport and Medical Sciences Academy Hartford, CT 4.6
W. F. Kaynor Technical High School Waterbury, CT 4.4
Killingly High School Dayville, CT 4.7

Frequently Asked Questions

Common questions about H. H. Ellis Technical High School

What grades does H. H. Ellis Technical High School serve?

H. H. Ellis Technical High School serves students in grades 9th through 12th.

How many students attend H. H. Ellis Technical High School?

H. H. Ellis Technical High School has an enrollment of approximately 650 students.

What is the student-teacher ratio at H. H. Ellis Technical High School?

The student-teacher ratio at H. H. Ellis Technical High School is 11.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does H. H. Ellis Technical High School rank in CT?

H. H. Ellis Technical High School is ranked #834 out of 990 schools in CT.

What is H. H. Ellis Technical High School's MySchoolScout rating?

H. H. Ellis Technical High School has a composite rating of 4.5 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 H. H. Ellis Technical High School?

Based on the most recent state assessment data, H. H. Ellis Technical High School has 15.3% math proficiency and 37.0% reading/ELA proficiency.

Is H. H. Ellis Technical High School a charter school?

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

Is H. H. Ellis Technical High School a Title I school?

No, H. H. Ellis Technical High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for H. H. Ellis Technical High School?

37.1% of students at H. H. Ellis Technical 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 →

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
650
Student-Teacher Ratio
11.6:1
Teachers (FTE)
56
Free/Reduced Lunch
37.1%
Type
vocational
Setting
Fringe Rural
County
Connecticut Planning Region 5
Data Year
2023–2024

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.