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| Location: | 1701 E Putnam Ave., Porterville, CA 93257 |
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| District: | Porterville Unified School District |
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| Principal: | Jacob Bowker |
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| Nickname: | Grizzlies[1] |
| Colors: | Cardinal and silver [2] |
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Granite Hills High School, established in 1999, is one of the eleven high schools in Porterville, Tulare County, California. Jacob Bowkeris the principal. A previous principal was Apolinar Marroquin.
Its online newspaper, the Grizzly Gazette, was a top million finalist in the National Scholastic Press Association Pacemaker Competition in the 2005–06 school year and were winners the following two years.----
The Granite Hills Academic Decathlon team won the Tulare County Academic Decathlon Regional Championship for the 6th consecutive year.
The school's girls soccer team forfeited a game in 2022 because of the other team included a transgender athlete.[3] [4]
The school offers an "Academy of Law Justice and Ethics" program.[5] In 2022, students from the school's Academy of Law Justice and Ethics investigated a simulated murder scene[6]
In 2018, a student stabbed himself.[7]