Petco Park is a ballpark in San Diego, California. It is the home of the San Diego Padres of Major League Baseball (MLB). The ballpark is located in the East Village neighborhood of downtown San Diego, adjacent to the Gaslamp Quarter. Petco Park opened in 2004, replacing San Diego Stadium as the Padres' home venue, where the team played from their inception in 1969 to 2003.
On April 8, 2004, the Padres played their first game at the ballpark, defeating the San Francisco Giants 4–3 in 10 innings. Petco Park hosted the inaugural 2006 World Baseball Classic championship and the 2016 MLB All-Star Game. On October 9, 2024, Petco Park achieved an attendance record for baseball during a game against the Los Angeles Dodgers, with 47,773 people in attendance.