Ballard FC

The club was founded in 2021 and is owned by former Seattle Sounders FC player Lamar Neagle, Chris Kaimmer, and Sam Zisette. It is based in the Ballard neighborhood and would play home matches at the Interbay Soccer Field. The club's largest supporters' group is The Bridge Keepers.

Ballard FC made their league debut on May 21, 2022, defeating Lane United FC 6–1 in front of 1,200 spectators. The team finished second in the USL2 Northwest Division behind Oregon's Capital FC and qualified for the league playoffs. They advanced to the Western Conference Final in Des Moines, Iowa, where Ballard FC lost 2–1 to the eventual league champions Ventura County Fusion. Captain and defender Lesia Thetsane was a finalist for the USL2 Player of the Year Award and was one of 14 players to return for the club's second season in 2023.

Head coach Jason Farrell left the club in July 2023 after they had clinched a playoff berth and was replaced by Ethan O'Neill on an interim basis. Ballard FC secured their first Northwest Division title and hosted several playoff matches at Interbay Stadium. The club advanced to the USL League Two Championship, which they would host at Starfire Sports Stadium in Tukwila, Washington, against Lionsbridge FC on August 5, 2023. Ballard FC won their first championship 2–1 with a goal in stoppage time scored by Cameron Martin in front of a sellout crowd of 3,416. The club are the second from Washington to win the league's championship, after Kitsap Pumas in 2011, and earned qualification to the 2024 U.S. Open Cup.

On March 20, 2024, Ballard FC played their first U.S. Open Cup match at Memorial Stadium, their temporary home during year-long renovations to Interbay Soccer Field. The team lost 1–0 to Spokane Velocity FC, a new USL League One team based in the state.