McNeil High School is a public secondary school in an unincorporated area in both Travis and Williamson counties, near Austin, Texas, United States. Serving freshmen, sophomores, juniors, and seniors. The school is part of the Round Rock Independent School District (RRISD), with admission primarily based on the locations of students' homes in the district. Four middle schools feed into McNeil: Cedar Valley, Chisholm Trail, Pearson Ranch and Deerpark. The school colors are navy blue, forest green, and white, and the mascot is the Maverick.