The National League and the American Association faced each other in a World's Championship Series at the end of the season to determine an overall champion.
Champ
SLB
1886 AA Champion St. Louis Browns
z: best record, c: conference winner, y: division winner, w: wildcard, x: clinched playoff spot

World's Championship Series

Best of 7-game series
Date    OpponentResultScoreSeries
10/18at ChicagoL  0-6 0-1
10/19vs ChicagoW  12-0
8
1-1
10/20vs ChicagoL  4-11
8
1-2
10/21vs ChicagoW  8-5
7
2-2
10/22vs ChicagoW  10-3
7
3-2
10/23vs ChicagoW  4-3
10
4-2