Pinetop–Lakeside is a town in Navajo County, Arizona, United States. According to 2020 census, the population of the town is 4,557. It was founded in 1984 when the neighboring towns of Pinetop and Lakeside merged.

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.