John and Randolph Foster High School is a secondary school located in unincorporated Fort Bend County, Texas, United States, north of Rosenberg. The school is part of the Lamar Consolidated Independent School District. It opened in 2001, with the intent of relieving the student population at nearby B.F. Terry High School and Lamar Consolidated High School. Foster serves: unincorporated areas of Fort Bend County, a small portion of Rosenberg, a portion of Pecan Grove, and the communities of Cumings, Foster, Long Meadow Farms and Lakemont. It previously served Fulshear, Simonton, and Weston Lakes, as well as the rest of LCISD Pecan Grove.

Feeder schools

Junior high school

Middle school

Elementary schools

Either of these elementary schools are entirely zoned to Foster High School.

Notable alumni