Estancia High School is located in Costa Mesa, California and is part of the Newport-Mesa Unified School District which serves approximately 21,000 students who reside in the cities of Newport Beach and Costa Mesa.

In fall 2015, Estancia High School launched an Engineering & Design Signature Academy for students entering Grade 9.

Estancia's Engineering Design pathway employs Project Lead the Way curriculum with a focus on Advanced Manufacturing.

Students progress through a 4 course pathway:[2] Students at Estancia High School can become involved in the following programs: Estancia is part of the Orange Coast League of the CIF Southern Section, part of the California Interscholastic Federation.

Each sport plays Costa Mesa High School in the annual Battle of the Bell.