Chester High School is an urban, public high school located in Chester, Delaware County, Pennsylvania, United States, with a ZIP code of 19013-4288.

[2] The district offers a wide variety of clubs, activities and sports.

Sports programs include; football, basketball, volleyball, cheerleading, baseball, tennis, track and club activities.

This school has a long-standing tradition of Championship wins in basketball.

Since the 1981-82 season, Chester has qualified for the state tournament every year except for 1991-92.