According to the United States Census Bureau, the Wheatland CDP has a total area of 76.2 square miles (197.3 km2), of which 75.6 square miles (195.9 km2) is land and 0.58 square miles (1.5 km2), or 0.74%, is water.[3]
Most of Wheatland CDP is within the Three Forks Elementary School District and the Three Forks High School District.[5] The elementary and high school district are both a part of Three Forks Public Schools.[6] The northern portion of Wheatland CDP is within the Townsend K-12 Schools school district.[5]