The essentials
MLB schedules 2027 season from March 24 to September 26 as labor contract expires December 1, 2026.
The MLB has finalized key dates for the 2027 season, with Opening Day set for March 24 and the regular season concluding September 26. Chicago's Wrigley Field will host the 2027 MLB All-Star Game, bringing the midsummer classic to the historic venue.
Off the field, labor dynamics loom large. The current MLB labor contract expires December 1, 2026, with a lockout expected, creating uncertainty heading into the new season. These negotiations will occur during the offseason preceding the 2027 campaign.
Team relocation continues shaping the league's geography. The Oakland Athletics will split 2027 home games between West Sacramento and Las Vegas, reflecting the franchise's transition period as it prepares for its eventual move to Las Vegas.
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2027 calendar solidifies, preparations begin across franchises
With Opening Day confirmed for March 24, teams can finalize spring training schedules and coordinate facility preparations. The September 26 conclusion provides a defined endpoint for regular season play, allowing organizations to plan for October playoff scheduling. Wrigley Field's All-Star Game assignment benefits the Chicago Cubs organization and surrounding community through the summer event.
December 2026 labor expiration creates negotiation pressure before season
The December 1, 2026 contract expiration creates a narrow window for negotiations before spring training operations must commence. A lockout during this period would disrupt offseason activities and player transactions. The timing of labor discussions relative to the March 24 opening day establishes urgent negotiation parameters for both MLB and the players' association.