Collinwood High School (Cleveland)

{{Use mdy dates|date=January 2025}}

{{Use American English|date=January 2025}}

{{Infobox school

| name = Collinwood High School

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| streetaddress = 15210 St. Clair Avenue

| city = Cleveland, Ohio

| zipcode = 44110

| country = United States

| coordinates = {{coord|41|33|11|N|81|34|28|W|type:edu_region:US-OH|display=inline,title}}

| district = Cleveland Metropolitan School District

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| principal = Mary Miller

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| teaching_staff = 16.50 (FTE)

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| ratio = 17.09

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| type = Public high school

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| grades = 9-12

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| conference = Senate League

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| team_name = Railroaders{{cite web|url=http://www.cdab.org/members.asp?SCHOOL_ID=398|title=Ohio High School Athletic Association member directory|accessdate=2010-02-17|author=OHSAA|archive-url=https://web.archive.org/web/20101104143040/http://cdab.org/members.asp?SCHOOL_ID=398|archive-date=2010-11-04|url-status=dead}}

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| colors = {{color box|blue}}{{color box|gray}} Blue and gray

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| opened = 1924

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| enrollment = 282 (2023–2024){{cite web|url=https://nces.ed.gov/ccd/schoolsearch/school_detail.asp?Search=1&DistrictID=3904378&SchoolPageNum=2&ID=390437800444|title=Collinwood High School|publisher=National Center for Education Statistics|accessdate=December 30, 2024}}

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| homepage = {{URL|https://www.clevelandmetroschools.org/collinwood}}

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Collinwood High School is a public high school located in the Collinwood neighborhood on the east side of Cleveland, Ohio, United States. It is part of the Cleveland Metropolitan School District. The school is divided into three academies: Advanced Placement Academy, STEM Teaching Professions Academy, and Academy of Interior and Fashion Design.