Through , he was one of five players to hit 20 or more home runs in their rookie year before July, along with Albert Pujols (2001), Joc Pederson (2015), Cody Bellinger (2017), and Pete Alonso (2019). Berger's 38 home runs as a 1930 rookie established a major league record that would stand for 57 years until eclipsed by Mark McGwire's 49 in 1987; his NL record was tied by Frank Robinson in , and broken by Cody Bellinger's 39 in 2017. Pete Alonso hit 53 in 2019. Berger still shares the record for being the fastest player to hit 20 home runs (51 games), shared with Gary Sánchez (who accomplished the feat on September 27, 2016) and Cody Bellinger (June 19, 2017). Berger batted .310 that season, and his 119 runs batted in were also an NL rookie record, since topped by Albert Pujols in 2001.