Walnut Grove High School in Prosper, Texas is a newer high school in the highly-rated Prosper ISD. Reading proficiency sits at about 85%. Their state accountability rating is a B, with strong student achievement scores.The whole Prosper ISD is running at 98.4%. Average SAT is around 1200. It’s a solid suburban school in a fast-growing, affluent area.Walnut Grove lets teachers never let students slack off or do they push kids through who can’t read. Reading proficiency is strong around 85%, above