This land is reserved for the United States Government and is a part of the El Paso Independent School District.

The school also accepts students from throughout the city of El Paso as part of its pre-engineering magnet program.Much of Fort Bliss is zoned to Chapin, including the western half of the main post, the Logan area around Ellerthorpe Avenue in which the Chapin campus is located and the residential areas around William Beaumont Army Medical Center.

The eastern and southern portions of the main post and Biggs Army Airfield are zoned to Austin High.

The Chapin attendance zone also includes several inner Central El Paso neighborhoods immediately northeast and southeast of William Beaumont Army Medical Center.

Elementary schools in the Chapin feeder pattern include Bliss, Burnet, Logan, Park, Powell and Travis.

[3] With the growth of Fort Bliss and the troop influx, Chapin High School has experienced a large increase in student enrollment.

The new addition is located by the gymnasium entrance and tennis courts and it is expected to be two stories tall with the capability of being expanded in later years.

Chapin declined several promotions in order to stay with Company E as the unit consisted mostly of fellow El Pasoans.

Chapin Magnet offers a specific set of classes that specialize in engineering based on the Project Lead the Way curricula.

Dual credit classes are offered through EPISD's partnership with the El Paso Community College (EPCC) in English IV, geology, chemistry and US history.

Daren Walker was the head football coach for Chapin for five seasons from 2002 to 2006 and guided the team to a 47–12 record including the playoffs.