Pinal County, Arizona

inal County is located in the central part of the U.S. state of Arizona. Figures from the U.S. Census Bureau give an estimated 2009 population of 340,962 residents [1]. The county seat is Florence.^[1]

Pinal County contains parts of the Tohono O'odham Nation, the Gila River Indian Community and the San Carlos Apache Indian Reservation.

Growth from the Phoenix metropolitan area to the south has begun to spread into the northern parts of Pinal County. The cities of Maricopa and Casa Grande as well as many unincorporated areas have shown accelerated growth patterns; suburban development is likely to continue southward through the county from Phoenix and northward from Tucson.

Pinal County earned a Sunny Award for having an "A-" transparency score from Sunshine Review.^[2] The score grades how much public information is disclosed on the county website.

History

Pinal County was carved out of neighboring Maricopa County and Pima County on February 1, 1875