Flint Northwestern High School was a high school in Flint, Michigan, United States that served grades nine through twelve.

[3] In July 2018, the campus was repurposed as Flint Junior High School, which serves grades seven and eight, while its former high school students were relocated to Flint Southwestern Academy.

Further additions to the building were a swimming pool in November 1964 and the Guy V. Houston football stadium in the fall of 1967.

In 2005, the contract was not renewed and Flint Community Schools gave the high school its present name: Flint Northwestern Preparatory Academy.

[5] Flint Northwestern High School profile 2013/2014:[6]