when was the city founded?
May 4, 1868.
Phoenix, Arizona
The Board of Supervisors in Yavapai County officially recognized the new town on May 4, 1868, and the first post office was established the following month with Swilling as the postmaster. In October 1870, a 
where did the city of phoenix get its name Lord Darrell Duppa suggested the name. where is this city located? Arizona, United States of America. is it the capital city? Yes. who were the early settlers here? Akimel O'odham, Tohono O'odham and Maricopa tribes.
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Phoenix, Arizona [SEP] Founding and incorporation
Soon, other settlers began to arrive, appreciating the area's fertile soil and lack of frost, and the farmhouse that Swilling constructed became a frequently-visited location in the valley. Lord Darrell Duppa was one of the original settlers in Swilling's party, and he suggested the name "Phoenix", as it described a city born from the ruins of a former civilization. The Board of Supervisors in Yavapai County officially recognized the new town on May 4, 1868, and the first post office was established the following month with Swilling as the postmaster. In October 1870, a meeting of valley residents was held to select a new townsite for the valley's growing population.