Her sister, Olivia Loomis-Goltl, finished with 17 points, Brooklyn Mohrman added 12, and Ella Schluterbusch chipped in 10.
The Mustangs were led in scoring by Haley Johnson with 11.
It was Bridgeport's second conference tournament championship in three weeks. The Bulldogs won the South Platte Valley Association Tournament at the end of the January.
Jace Nelson scored a game-high 28 points and the Gordon-Rushville boys basketball team won the WTC title with a 63-39 win over Kimball Saturday at WNCC's Cougar Palace.
Carter Anderson added 11 points. The Mustangs began the game on a 12-0 run and led 16-5 after the opening period.
Kyler Lusche led the Longhorns with 11 points. Sixth-seed Kimball advanced to the championship game with victories over Bayard on Thursday and Bridgeport in the semifinals on Friday.
Consolations Games:
Girls - Bayard 51, Mitchell 17: Bayard - Scarlett Norman 15, Mitchell - Addy Bowlin 7
Boys - Bridgeport 71, Mitchell 49: Bridgeport - Bodhi Dohse 18, Mitchell - Easton Anderson 19