The movie is frequently cited for its educational value and inspiring message:

McFarland, USA is more than a sports drama; it is a powerful exploration of cultural barriers, grit, and the meaning of community. Directed by Niki Caro and starring Kevin Costner, this 2015 Disney film brings to life the true story of the 1987 McFarland High School cross-country team. The Story: From Football to Cross-Country

While Disney added dramatic flair, the core of the story is remarkably accurate:

The "Diaz brothers" (Thomas, David, and Danny) all graduated from college and returned to live in McFarland. Why It Still Matters