Westbury High School is a secondary school located in the Brays Oaks, of Southwest Houston, Texas, near the Westbury neighborhood. It has grades 9 through 12, and is part of the Houston Independent School District. In 2019, Jerri Nixon succeeded Susan Monaghan as principal, who had retired.

Brays Oaks, formerly known as Fondren Southwest, is an area in Southwest Houston, Texas, United States. The Brays Oaks Management District, also known as the Harris County Improvement District #5, governs the Brays Oaks area as well as other surrounding areas, such as Westbury. The City of Houston also defines the Brays Oaks Super Neighborhood, with separate boundaries.