1970 Montreal Expos season

The 1970 Montreal Expos season was the second season in the history of the franchise. The Expos finished in last place in the National League East with a record of 73–89, 16 games behind the Pittsburgh Pirates. The Expos won 21 more games than in their inaugural season in 1969.

Offseason

 * December 3, 1969: Jerry Robertson was traded by the Expos to the Detroit Tigers for Joe Sparma.

Spring training
The Expos held spring training at West Palm Beach Municipal Stadium in West Palm Beach, Florida, a facility they shared with the Atlanta Braves. It was their second season at the stadium.

Opening Day starters

 * John Boccabella
 * Ron Fairly
 * Mack Jones
 * Coco Laboy
 * Adolfo Phillips
 * Marv Staehle
 * Rusty Staub
 * Bill Stoneman
 * Bobby Wine

Notable transactions

 * April 22, 1970: Garry Jestadt was traded by the Expos to the Chicago Cubs for Jim Qualls.
 * May 19, 1970: Don Shaw was purchased from the Expos by the St. Louis Cardinals.
 * June 15, 1970: José Herrera was traded by the Expos to the Milwaukee Brewers for John O'Donoghue.
 * June 15, 1970: Ty Cline was traded by the Expos to the Cincinnati Reds for Clyde Mashore.
 * June 22, 1970: Bombo Rivera was signed as an amateur free agent by the Expos.
 * June 23, 1970: Don Bosch was traded by the Expos to the Houston Astros for Mike Marshall.
 * August 2, 1970: Kevin Collins was purchased from the Expos by the Detroit Tigers.
 * August 20, 1970: Floyd Wicker was purchased from the Expos by the Milwaukee Brewers.

Draft picks

 * June 4, 1970: 1970 Major League Baseball draft
 * Pat Scanlon was drafted by the Expos in the 5th round.
 * Jerry White was drafted by the Expos in the 14th round.

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''

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

 * Rusty Staub: All-Star reserve


 * Carl Morton: National League Rookie of the Year

Farm system
Buffalo franchise moved to Winnipeg and renamed, June 11, 1970; Jacksonville affiliation shared with Milwaukee Brewers