Greg Stanton Wins Arizona 4th District Democratic Primary

Incumbent Representative Greg Stanton of Arizona has won the Democratic primary for the state's 4th Congressional District, defeating a challenge from democratic socialist organizer Kai Newkirk. The primary was held on July 21, 2026.

Unofficial results from Maricopa County, posted early on July 22, showed Stanton with approximately 65 percent of the vote, compared to Newkirk's 35 percent. The Associated Press called the race for Stanton, and Newkirk conceded, congratulating the incumbent on what he called a decisive victory. He pledged to support Stanton in the November general election.

Stanton, a former mayor of Phoenix first elected to Congress in 2018, framed the primary as a choice between competing theories of Democratic leadership. In a statement, he said voters chose proven leadership that fights back, delivers real results, and brings our party together. He thanked Newkirk and his supporters for their passion and energy and said his campaign welcomed Arizonans from all political stripes.

Newkirk, who described himself as a democratic socialist, centered his campaign on several progressive issues, including support for Medicare for All, abolishing ICE, and banning...