1909 MLB Imperialism Map

Pittsburgh Pirates8–0Detroit Tigers+8 territories
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Territory Changes

Team Territory Control

This table shows all teams sorted by the number of territories they control.

Final standings: the Chicago Cubs finished on top with 8 of 16 territories (50.0%).

Team Territories Controlled
Chicago Cubs 8 (50.0%)
Pittsburgh Pirates 8 (50.0%)

Play with the MLB Map

Simulate your own territory battles: spin the wheel, input results, and see what happens.

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How MLB Territory Conquest Works

  • Every team starts with the land closest to its ballpark.
  • Win a game and you take all of the loser's territory.
  • Territory carries over all season, with no resets until next year.
  • Click any territory to trace every team that held it.

Full Rules and FAQ How to make your own map

Data sources: Sports Reference (game data); VenueStats (venue data).

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Season Records

The standout territory feats of the season.

Biggest Land Grab
+8
in a single day (1909-09-11)
Longest Reign
17
straight days as leader
Most Conquered
113
territories taken all season
Biggest Collapse
−8
lost in one day (1909-09-18)

Team Directory

Each team's season at a glance — days spent leading the map, largest empire, territory conquered, and the rise-and-fall sparkline. Sorted by who dominated.

Forbes Field

25 days led peak 8 +109 taken

Washington Park

8 days led peak 8 +69 taken

West Side Park II

6 days led peak 8 +113 taken

Palace of the Fans

3 days led peak 8 +24 taken

Polo Grounds

2 days led peak 8 +36 taken

Cardinal Field

2 days led peak 8 +50 taken

Walpole Street Grounds

0 days led peak 8 +13 taken

Busch Stadium

0 days led peak 8 +50 taken

Huntington Avenue Grounds

0 days led peak 8 +70 taken

South Side Park III

0 days led peak 8 +70 taken

League Park

0 days led peak 8 +63 taken

Bennett Park

0 days led peak 8 +77 taken

Boundary Field

0 days led peak 8 +33 taken

Hilltop Park

0 days led peak 8 +30 taken

Connie Mack Stadium

0 days led peak 8 +85 taken

Baker Bowl

0 days led peak 8 +48 taken

Explore MLB Through the Years

All 156 MLB seasons, 1871 to 2026. Replay any of them game by game, or make your own version.

Questions or Feedback?

Got ideas for making these maps better? Found something weird? Want to suggest a new feature?

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