1890 MLB Imperialism Map

Territory Changes

Team Territory Control

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

Final standings: the Louisville Colonels finished on top with 9 of 25 territories (36.0%).

Team Territories Controlled
Louisville Colonels 9 (36.0%)
Brooklyn Bridegrooms 8 (32.0%)
Philadelphia Athletics 8 (32.0%)

Play with the MLB Map

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

Editable MLB Map Random MLB Team Generator

Imperialism Map is proudly sponsored by another of my projects:

Territory Creator


Sales territory management software

Because not all territorial conquests happen on the field.

Territory Mapping Software

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

Data sources: Game data from Sports Reference; venue data from VenueStats .

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Season Records

The standout territory feats of the season.

Biggest Land Grab
+9
St. Louis Browns
in a single day (1890-08-29)
Longest Reign
11
Columbus Solons
straight days as leader
Most Conquered
116
St. Louis Browns
territories taken all season
Biggest Collapse
−9
St. Louis Browns
lost in one day (1890-08-28)

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.

Louisville Colonels

Eclipse Park I

21 days led peak 9 +80 taken

Columbus Solons

Recreation Park II

13 days led peak 9 +57 taken

Boston Beaneaters

Walpole Street Grounds

12 days led peak 8 +73 taken

New York Giants

Manhattan Field

8 days led peak 8 +76 taken

Philadelphia Phillies

Baker Bowl

7 days led peak 8 +47 taken

St. Louis Browns

Athletic Park

6 days led peak 9 +116 taken

Syracuse Stars

Star Park

5 days led peak 9 +56 taken

Brooklyn Bridegrooms

Washington Park

4 days led peak 8 +98 taken

Rochester Broncos

Culver Field

3 days led peak 8 +40 taken

Baltimore Orioles

Oriole Park II

2 days led peak 9 +18 taken

Philadelphia Athletics

Jefferson Street Grounds

2 days led peak 9 +50 taken

Chicago Colts

West Side Park I

2 days led peak 8 +75 taken

Cincinnati Reds

Cincinnati's League Park

2 days led peak 8 +46 taken

Toledo Maumees

Speranza Park

1 day led peak 9 +23 taken

Philadelphia Athletics

Forepaugh Park

0 days led peak 8 +49 taken

Boston Reds

Congress Street Grounds

0 days led peak 8 +93 taken

Brooklyn Gladiators

Ridgewood Park

0 days led peak 8 +36 taken

Brooklyn Ward's Wonders

Eastern Park

0 days led peak 8 +54 taken

Buffalo Bisons

Olympic Park II

0 days led peak 8 +29 taken

Chicago Pirates

South Side Park II

0 days led peak 8 +45 taken

Cleveland Infants

Brotherhood Park

0 days led peak 8 +74 taken

Cleveland Spiders

National League Park

0 days led peak 8 +14 taken

New York Giants

Polo Grounds

0 days led peak 8 +94 taken

Pittsburgh Burghers

Exposition Park III

0 days led peak 8 +50 taken

Pittsburgh Alleghenys

Recreation Park

0 days led peak 8 +19 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.

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MLB seasons of the 1900s

MLB seasons of the 1890s

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MLB seasons of the 1870s

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