Chadwick is an unincorporated community in Christian County, Missouri, United States, about six miles southeast of Sparta. It is part of the Springfield, Missouri Metropolitan Statistical Area. Its ZIP code is 65629.
Several homes and a school are located in the heart of the Mark Twain National Forest. Chadwick R-I Schools are an elementary and middle school/high school. The school's mascot are the Cardinals and seemingly their colors are Red and White.