For the 2026 school year, there are 11 public high schools serving 5,190 students in Windham County, CT.
The top-ranked public high schools in Windham County, CT are Parish Hill High School, The Woodstock Academy and Killingly High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Windham County, CT public high schools have an average math proficiency score of 26% (versus the Connecticut public high school average of 33%), and reading proficiency score of 49% (versus the 53% statewide average). High schools in Windham County have an average ranking of 2/10, which is in the bottom 50% of Connecticut public high schools.
Windham County, CT public high school have a Graduation Rate of 88%, which is less than the Connecticut average of 89%.
The school with highest graduation rate is The Woodstock Academy, with 98% graduation rate. Read more about public school graduation rate statistics in Connecticut or national school graduation rate statistics.
Minority enrollment is 31% of the student body (majority Hispanic), which is less than the Connecticut public high school average of 56% (majority Hispanic).
Best Public High Schools in Windham County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Parish Hill High School
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
6/
Top 50%10
304 Parish Hill Rd.
Chaplin, CT 06235
(860) 455-9584
Chaplin, CT 06235
(860) 455-9584
Gr: 7-12 | 184 students Student-teacher ratio: 7:1 Minority enrollment: 18%
Rank: #22.
The Woodstock Academy
(Math: 33% | Reading: 65%)
Rank:
Rank:
6/
Top 50%10
57 Academy Rd.
Woodstock, CT 06281
(860) 928-6575
Woodstock, CT 06281
(860) 928-6575
Gr: 9-12 | 1,011 student Student-teacher ratio: 16:1 Minority enrollment: 21%
Rank: #33.
Killingly High School
(Math: 25-29% | Reading: 55-59%)
Rank:
Rank:
5/
Bottom 50%10
226 Putman Pike
Dayville, CT 06241
(860) 779-6620
Dayville, CT 06241
(860) 779-6620
Gr: 9-12 | 744 students Student-teacher ratio: 11:1 Minority enrollment: 23%
Rank: #44.
Arts At The Capitol Theater Magnet School (Act)
Magnet School
(Math: ≤20% | Reading: 60-69%)
Rank:
Rank:
5/
Bottom 50%10
896 Main Street
Willimantic, CT 06226
(860) 465-5636
Willimantic, CT 06226
(860) 465-5636
Gr: 9-12 | 123 students Student-teacher ratio: 8:1 Minority enrollment: 49%
Rank: #55.
Quinebaug Middle College
Magnet School
(Math: 21-39% | Reading: 50-59%)
Rank:
Rank:
5/
Bottom 50%10
742 Upper Maple St.
Danielson, CT 06239
(860) 932-4100
Danielson, CT 06239
(860) 932-4100
Gr: 9-12 | 144 students Student-teacher ratio: 11:1 Minority enrollment: 26%
Rank: #66.
Tourtellotte Memorial High School
(Math: 20-29% | Reading: 50-59%)
Rank:
Rank:
4/
Bottom 50%10
785 Riverside Dr.
North Grosvenordale, CT 06255
(860) 923-9303
North Grosvenordale, CT 06255
(860) 923-9303
Gr: 9-12 | 184 students Student-teacher ratio: 8:1 Minority enrollment: 21%
Rank: #77.
Putnam High School
(Math: 20-29% | Reading: 40-49%)
Rank:
Rank:
4/
Bottom 50%10
152 Woodstock Ave.
Putnam, CT 06260
(860) 963-6905
Putnam, CT 06260
(860) 963-6905
Gr: 9-12 | 253 students Student-teacher ratio: 9:1 Minority enrollment: 25%
Rank: #88.
Plainfield High School
(Math: 10-14% | Reading: 40-44%)
Rank:
Rank:
3/
Bottom 50%10
105 Putnam Road
Central Village, CT 06332
(860) 564-6417
Central Village, CT 06332
(860) 564-6417
Gr: 9-12 | 515 students Student-teacher ratio: 10:1 Minority enrollment: 16%
Rank: #99.
Windham Technical High School
Vocational School
(Math: 15-19% | Reading: 35-39%)
Rank:
Rank:
3/
Bottom 50%10
210 Birch St.
Willimantic, CT 06226
(860) 456-3879
Willimantic, CT 06226
(860) 456-3879
Gr: 9-12 | 510 students Student-teacher ratio: 11:1 Minority enrollment: 47%
Rank: #1010.
H. H. Ellis Technical High School
Vocational School
(Math: 10-14% | Reading: 30-34%)
Rank:
Rank:
2/
Bottom 50%10
613 Upper Maple St.
Danielson, CT 06239
(860) 412-7500
Danielson, CT 06239
(860) 412-7500
Gr: 9-12 | 650 students Student-teacher ratio: 12:1 Minority enrollment: 19%
Rank: #1111.
Windham High School
(Math: ≤5% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
355 High St.
Willimantic, CT 06226
(860) 465-2480
Willimantic, CT 06226
(860) 465-2480
Gr: 9-12 | 633 students Student-teacher ratio: 10:1 Minority enrollment: 88%
Frequently Asked Questions
What are the top-ranked public high schools in Windham County, CT?
The top-ranked public high schools in Windham County, CT include Parish Hill High School, The Woodstock Academy and Killingly High School.
How many public high schools are located in Windham County?
12 public high schools are located in Windham County.
What is the racial composition of students in Windham County?
Windham County public high schools minority enrollment is 31% of the student body (majority Hispanic), which is less than the Connecticut public high schools average of 56% (majority Hispanic).
Which public high schools in Windham County are often viewed compared to one another?
Popular comparisons of public high schools in Windham County include: Plainfield High School vs. Killingly High School, Quinebaug Middle College vs. H. H. Ellis Technical High School, Killingly High School vs. Plainfield High School
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