The Seattle Mariners 1996 season was their 20th season, and the team was the runner-up in American League West, with a record of .520, 4½ games behind the champion Texas Rangers. The Mariners led the majors in runs (993), doubles (335), runs batted in (954), and slugging percentage (.484), but the pitching staff had the highest earned run average (5.21) in team history. Four Mariners scored at least 100 runs and four drove in at least 100 runs. In their game against the Kansas City Royals on May 11, the Mariners set a franchise record of 12 extra-base hits.

Offseason

Regular season

Season standings

Record vs. opponents

Game log

Detailed records

Notable transactions

Roster

Player stats

Batting

Starters by position

''Note: Pos = Position; G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Other batters

''Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Pitching

Starting pitchers

Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Other pitchers

Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Relief pitchers

Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts

Awards and honors

Alex Rodriguez became the first shortstop in 56 years to win the American League Batting Crown.

Farm system