After John Bixby died in 1888, numerous sections of Rancho Los Alamitos were sold, and Lumis A. Evans, a real estate dealer, acquired the area.

In the mid-1950s the Garden Grove Union High School District purchased forty acres of this land from the family of Mr. Evans.

The school logo was changed to a cowboy boot spur because of racial controversy regarding the character of Poco.

[4] The school's athletic teams are known as the Vaqueros (a Spanish type of cowboy figure), though Rancho students tend to shorten its name to "Vaqs".

Sports at Rancho Alamitos High School have included:[5] The Vaquero football team had moderate success in the early to mid 1990s, led by a slew of talented running.

[citation needed] The Vaqueros made a Finals appearance in 2014, only to lose to rival Garden Grove 35 to 0.