Calvin Nelms Middle School is located at 20625 Clay Rd, Katy, TX 77449. Students here attend grades 6 through 8 within Calvin Nelms Charter Schools. About 156 students attend the school, making it a much smaller middle-grade campus than most traditional public schools in the Katy area. The student–teacher ratio is approximately 20:1, which means classroom sections tend to run at a more standard size despite the school’s limited enrollment. The student body includes roughly 49% male and 51% female students. According to state assessment data, about 72% of students meet proficiency in mathematics and around 72% in reading. Daily learning takes place in a compact charter setting, where students move through a more contained middle school routine within a small campus environment. The school operates within a connected charter structure that allows students to continue into later grade levels within the same system. Homes near the area often list from the mid-$200,000s to upper-$400,000s, though prices can vary depending on neighborhood age, updates, lot size, and nearby development patterns. The school is considered among the best middle schools in Texas, supported by its academic setup and overall learning environment, which emphasizes personalized instruction and a strong sense of community.