Killingly High School (Killingly School District SCH DIST.), Connecticut - School Profile in 2023-2024 School Year
Updated on August 8, 2025.
Killingly High School is a High in Dayville, CT. It currently serves 762 students (grades 09-12). The school is part of the Killingly School District School District.
Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.
You can see similar information for other schools in Killingly School District School District and all schools in Connecticut.
Other Details
School Type: Regular School
School Level: High
Number of Students:762
Number of Teachers: 65
Student/Teacher Ratio: 11.71
Location Info
Location: 226 Putman Pike, Dayville, CT 06241
Mailing Address: 226 Putman Pike, Dayville, CT 06241
Phone: (860)779-6620
Data Source: NCES.
Student Population Per Grade
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| Grade | Population |
|---|---|
| Grade 10 | 226 |
| Grade 11 | 178 |
| Grade 12 | 159 |
| Grade 9 | 199 |
Gender/Sex of Killingly High School Student Population
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| Gender | Population | Percent of Population (%) |
|---|---|---|
| Male | 351 | 46.06 |
| Female | 411 | 53.94 |
Race/Ethnicity Demography of Killingly High School Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 1 | 0.13 |
| Asian | 21 | 2.76 |
| Black or African American | 21 | 2.76 |
| Hispanic/Latino | 93 | 12.21 |
| Two or more races | 39 | 5.12 |
| White | 587 | 77.03 |
Male - Race/Ethnicity Demography of Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| Asian | 9 | 2.56 |
| Black or African American | 10 | 2.85 |
| Hispanic/Latino | 46 | 13.11 |
| Two or more races | 22 | 6.27 |
| White | 264 | 75.21 |
Female - Race/Ethnicity Demography of Student Population
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 1 | 0.24 |
| Asian | 12 | 2.92 |
| Black or African American | 11 | 2.68 |
| Hispanic/Latino | 47 | 11.44 |
| Two or more races | 17 | 4.14 |
| White | 323 | 78.59 |
Race Demography Per Grade
The tables below shows the Race/Ethnicity of the student population per grade.Grade 10 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| Asian | 2 | 0.89 |
| Black or African American | 4 | 1.77 |
| Hispanic/Latino | 27 | 11.95 |
| Two or more races | 17 | 7.52 |
| White | 176 | 77.88 |
Grade 11 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| Asian | 12 | 6.74 |
| Black or African American | 4 | 2.25 |
| Hispanic/Latino | 22 | 12.36 |
| Two or more races | 9 | 5.06 |
| White | 131 | 73.60 |
Grade 12 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| Asian | 6 | 3.77 |
| Black or African American | 6 | 3.77 |
| Hispanic/Latino | 15 | 9.43 |
| Two or more races | 4 | 2.52 |
| White | 128 | 80.50 |
Grade 9 - Race/Ethnicity of Both Genders
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| Race/Ethnicity | Population | Percent of Population (%) |
|---|---|---|
| American Indian or Alaska Native | 1 | 0.50 |
| Asian | 1 | 0.50 |
| Black or African American | 7 | 3.52 |
| Hispanic/Latino | 29 | 14.57 |
| Two or more races | 9 | 4.52 |
| White | 152 | 76.38 |