MLB postseason: Cubs, White Sox all set in playoff seedings going into final day of regular season
Both of Chicago's major league baseball teams are headed to the 2026 playoffs, marking a historic moment for the city. The White Sox clinched their postseason spot on Thursday with a win over Kansas City, following a period where both teams were working toward clinching. The Cubs also secured a playoff berth, though they had to wait longer than the White Sox to do so. This is the first time in Chicago baseball history that both teams have made the playoffs in the same season.

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The story so far
5 developments- Sep 21Only center coverage:Playoff magic numbers: When could the Cubs and White Sox clinch postseason berths?
- Sep 22Only center coverage:The Chicago Cubs have clinched a playoff spot for second straight season
- Sep 23Only center coverage:The Cubs and White Sox are inching towards a playoff berth. Here's how both teams could clinch
- Sep 24White Sox clinch a playoff spot with a 9-1 rout of the Royals after back-to-back 100-loss seasons
- Sep 24Only center coverage:Marlins prevent Cubs from clinching a playoff spot again with a 3-2 victory
Who covered each development
Left
1 viewpointAfter clinching playoff berth, White Sox want 'to do everything in our power to win this division'
2026 Cubs, White Sox join short list in Chicago baseball history — their postseason stays might be short, too
What do I need to know about the Chicago Cubs and White Sox both being in the MLB playoffs?
After three straight 100-loss seasons, the improbable White Sox are headed back to the postseason
Cubs clinch postseason spot with win over Marlins, wild-card seeding still a mystery
Center
7 viewpointsMLB postseason: Cubs, White Sox all set in playoff seedings going into final day of regular season
White Sox fans celebrate playoff return following three consecutive 100-loss seasons
What's next for the Cubs and White Sox after they both secured playoff berths