Arizona's 16th legislative district

Arizona's 16th legislative district is one of 30 in the state, consisting of sections of Maricopa County, Pima County, and Pinal County. As of 2023, there are 72 precincts in the district, two in Maricopa, 17 in Pima, and 53 in Pinal, with a total registered voter population of 138,464. The district has an overall population of 236,940.

Following the 2020 United States redistricting cycle, the Arizona Independent Redistricting Commission (AIRC) redrew legislative district boundaries in Arizona. According to the AIRC, the district is highly competitive politically.

Political representation
The district is represented in the 56th Arizona State Legislature, which convenes from January 1, 2023 to December 31, 2024, by T. J. Shope (R-Coolidge) in the Arizona Senate and by Teresa Martinez (R-Casa Grande) and Keith Seaman (D-Casa Grande) in the Arizona House of Representatives.

Election results
The 2022 elections were the first in the newly-drawn district.