Heber-Overgaard is a census-designated place (CDP) in Navajo County, Arizona, United States. Situated atop the Mogollon Rim, the community lies at an elevation of 6,627 feet (2,020 m). The population was 2,898 at the 2020 census. Heber and Overgaard are technically two unincorporated communities, but as of the 1990 census, their proximity led to the merged name of "Heber-Overgaard".

Navajo County is in the northern part of the U.S. state of Arizona. As of the 2020 census, its population was 106,717. The county seat is Holbrook.