Barry Bonds holds the record for career home runs with 762 and the mark for most homers in a season with 73.
Hank Aaron with 755
Barry Bonds holds the record with 762 home runs.
In 1997, the Seattle Mariners hit 264 home runs to set the MLB record.
The record is still held by Barry Bonds.
Barry Bonds is the official MLB record holder for most home runs in both a season (73) and in a career (762).
The most home runs Hank Aaron hit in an MLB season was 47 in 1971.
The record for team home runs in a season is held by the 1997 Seattle Mariners who hit 264.
Barry Bonds has the most homeruns in a single season. His record is 73.