Haverford Senior High School is the public high school of Haverford Township, Pennsylvania, United States, operated by the School District of Haverford Township. It is at 200 Mill Road in Havertown. The school serves the entirety of Haverford Township, including all of the unincorporated community of "Havertown", and the Haverford Township portions of the unincorporated communities of Haverford, Bryn Mawr, Ardmore, Drexel Hill, and Wynnewood.

Haverford Township is a home rule municipality township in Delaware County, Pennsylvania, United States. Haverford is named after the town of Haverfordwest in Wales. It is a commuting suburb located due west of Philadelphia and is officially known as the Township of Haverford. Despite being under a home rule charter since 1977, it continues to operate under a Board of Commissioners divided into wards, as do "First Class" townships that are still under the Pennsylvania Township Code. Haverford Township was founded in 1682 and incorporated in 1911.