The Hillsborough Classroom Teachers Association is union representing teachers within the Hillsborough County, Florida School District.

[1] It was founded in 1921, as a committee within the Hillsborough County Education Foundation.

In 1965, it broke away to become a separate entity.

[1] In 1968, the union took part in the Florida Education Association's statewide strike of teachers for more education funding and collective bargaining rights.

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