The following are the baseball events of the year 1877 throughout the world.
U.S. newspapers' poll: Boston Beaneaters (NL) and Lowell Ladies' Men (NEA) ranked #1 and #2 in the United States championship poll.
Inter-league playoff: Lowell (NEA) def. Boston (NL) 2 games to 1
Inter-league playoff: Syracuse (NYSCA) def. Boston (NL), 1 game to 0 (score 6–0)
League Alliance Tournament winner: Syracuse Stars
New York State Championship Tournament winner: Binghamton Crickets
Interleague playoff: Binghamton (NYSC) def. Boston (NL), 1 game to 0 (score 4-1)
Inter-league competition: National League teams defeated New England Assn, teams, in wins 24-22.
1877 New England Association
club W L Pct GB
Lowell Ladies' Men 33 7 .815 –
Manchester Reds 29 11 .690 4
Fall River Cascades 19 21 .475 14
Providence Rhode Islands 11 29 .275 22
Lynn Live Oaks 8 32 .200 25
1877 New York State Championship Association
club W L Pct GB
Syracuse Stars 20 9 .690 –
Binghamton Crickets 20 13 .606 2
Auburn Auburnians 18 19 .486 6
Rochester Flour Citys 12 18 .400 8.5
Buffalo Bisons-x 3 14 .176 11
1877 International Association
club W L T Pct GB
London Tecumsehs 13 4 4 .765 –
Pittsburgh Alleghenys 13 6 0 .684 1
Rochester Flour Citys 10 7 0 .588 3
Columbus Buckeyes 7 11 2 .312 6.5
Guelph Maple Leafs 4 12 2 .250 8.5
Lynn Live Oaks 3 9 0 .250 7.5
1 – Some sources show 1875