Safeco Field

Safeco Field is a ballpark in Seattle, WA. The register's first major-league date here is July 15, 1999. The register files it under the American League.

2,114 major-league games in this archive were played here, between 1999 and 2025. The game logs list the Seattle Mariners as the home club here. Its recorded capacity is 47,476. 11 games played here have a page of their own in this archive, among them Philip Humber's Perfect Game in 2012, Félix Hernández's Perfect Game in 2012, and Rafael Palmeiro's 3,000th Hit in 2005.

The earliest game in the Retrosheet logs was on July 15, 1999, when the San Diego Padres beat the Seattle Mariners 3–2. Andy Ashby started for the San Diego Padres and Jamie Moyer for the Seattle Mariners. Jim Joyce was the plate umpire. The latest League Championship Series game in the Retrosheet logs was on October 17, 2025, when the Seattle Mariners beat the Toronto Blue Jays 6–2. Kevin Gausman started for the Toronto Blue Jays and Bryce Miller for the Seattle Mariners. Marvin Hudson was the plate umpire. The largest announced attendance in the available logs was 48,823, for a game between the Texas Rangers and the Seattle Mariners on April 18, 2001.

The major leagues also played in Seattle, WA at Sick's Stadium (1969–1969) and Kingdome (1977–1999).