Page is a city in Coconino County, Arizona, United States, near the Glen Canyon Dam and Lake Powell. As of the 2010 census, the populatio…Page is a city in Coconino County, Arizona, United States, near the Glen Canyon Dam and Lake Powell. As of the 2010 census, the population of the city was 7,247. Page was founded in 1957 as a housing community for workers and their families during the construction of nearby Glen Canyon Dam on the Colorado River. Its 17-square-mile site was obtained in a land exchange with the Navajo Nation. The city is perched atop Manson Mesa at an elevation of 4,300 feet above sea level and 600 feet above Lake Powell.