Grew up in Vista, CA, which is just north of San Diego...Korey's older brother, Kellen, played catcher at UC-San Diego, which inspired Korey to take up the position...Kellen now serves as the Minor League Mental Skills Coach for the San Francisco Giants... Graduated from Vista HS (CA) in 2016, hitting .407 as a senior...was a First-Team All-Avocado League selection as a junior and senior...also played three years of water polo, helping his team to an Avocado League championship as a junior... Went undrafted out of high school and went on to attend the University of California, Berkeley...in his first two years at Cal, split time in the infield, at catcher and as the team's DH...broke out as the club's everyday catcher in his junior 2019 season, hitting .338 (67x198) with 12 doubles, 15 home runs and 57 RBI while posting a 1.045 OPS (.619 SLG/.419 OBP) in 51 games for the Golden Bears...was a First Team All-Pac 12 selection and a semifinalist for the Buster Posey Award, which goes to the top collegiate catcher...played with Darren Baker at Cal, the son of Astros manager Dusty Baker... Selected by the Astros in the first round (32nd overall) of the 2019 MLB Draft...signed by Astros scout Tim Costic.
Played his first full minor league season in 2021, advancing three levels, from Class A Asheville to Double a Corpus Christi to Triple-A Sugar Land... combined to hit .277 (91x329) with 18 doubles, 11 homers, 45 RBI and a .778 OPS in 88 games...named the Double-A Central Offensive Player of the Week on June 27 after hitting four homers with eight RBI during the week...following the season, played for Glendale in the Arizona Fall League and was named an AFL Rising Star after hitting .258 (16x62) with two doubles, a homer and six RBI in 17 games.
Did not play in an official game in 2020 due to the pandemic-shortened season...returned to the field for Houston's Instructional Camp in October in West Palm Beach.
Spent his first professional season in 2019 with Tri-City after getting drafted by the Astros...batted .268 (60x224) with a .730 OPS (.359OBP/.371SLG) in 64 games.