Tacna is a census-designated place (CDP) and colonia in Yuma County, Arizona, United States. The population was 555 at the 2000 census, and 602 as of 2010. It is part of the Yuma Metropolitan Statistical Area.
Tacna, AZ post office, ZIP Code 85352
Yuma County is a county in the southwestern corner of the U.S. state of Arizona. As of the 2020 census, its population was 203,881. The county seat is Yuma.
Image: Old Yuma City Hall
Image: Olneya tesota 01
Image: Ocean to Ocean Bridge, Yuma, AZ
Image: Yuma County Courthouse