The temporary rule changes for the 2020 season would continue in the 2021 regular season: A runner will be placed on second base at the start of every half-inning of any game that goes into extra innings. Doubleheaders will be played as two seven-inning games.
Wild Card
LDS
LCS
World Series
NYY 2
BOS 6
STL 1
LA 3
TB 1
BOS 3
CHI 1
HOU 3
SF 2
LA 3
ATL 3
MIL 1
HOU 4
BOS 2
ATL 4
LA 2
Major League Baseball - 2021 MLB Playoffs Logo
ATL 4
HOU 2
Champ
ATL
2021 MLB Champion Atlanta Braves
z: best record, c: conference winner, y: division winner, w: wildcard, x: clinched playoff spot

Wild Card Game

Single game matchup
DateAwayScoreHomeSeries
10/6StL Cardinals 1-3 LA Dodgers LA 1-0
10/5NY Yankees 2-6 Boston BOS 1-0

NLDS

Best of 5-game series
DateAwayScoreHomeSeries
10/8Atlanta 1-2 Milwaukee MIL 1-0
10/9Atlanta 3-0 Milwaukee Tied 1-1
10/11Milwaukee 0-3 Atlanta ATL 2-1
10/12Milwaukee 4-5 Atlanta ATL 3-1

NLDS

Best of 5-game series
DateAwayScoreHomeSeries
10/8LA Dodgers 0-4 San Francisco SF 1-0
10/9LA Dodgers 9-2 San Francisco Tied 1-1
10/11San Francisco 1-0 LA Dodgers SF 2-1
10/12San Francisco 2-7 LA Dodgers Tied 2-2
10/14LA Dodgers 2-1 San Francisco LA 3-2

ALDS

Best of 5-game series
DateAwayScoreHomeSeries
10/7Chi. White Sox 1-6 Houston HOU 1-0
10/8Chi. White Sox 4-9 Houston HOU 2-0
10/10Houston 6-12 Chi. White Sox HOU 2-1
10/12Houston 10-1 Chi. White Sox HOU 3-1

ALDS

Best of 5-game series
DateAwayScoreHomeSeries
10/7Boston 0-5 Tampa Bay TB 1-0
10/8Boston 14-6 Tampa Bay Tied 1-1
10/10Tampa Bay 4-6
13
Boston BOS 2-1
10/11Tampa Bay 5-6 Boston BOS 3-1

NLCS

Best of 7-game series
DateAwayScoreHomeSeries
10/16LA Dodgers 2-3 Atlanta ATL 1-0
10/17LA Dodgers 4-5 Atlanta ATL 2-0
10/19Atlanta 5-6 LA Dodgers ATL 2-1
10/20Atlanta 9-2 LA Dodgers ATL 3-1
10/21Atlanta 2-11 LA Dodgers ATL 3-2
10/23LA Dodgers 2-4 Atlanta ATL 4-2

ALCS

Best of 7-game series
DateAwayScoreHomeSeries
10/15Boston 4-5 Houston HOU 1-0
10/16Boston 9-5 Houston Tied 1-1
10/18Houston 3-12 Boston BOS 2-1
10/19Houston 9-2 Boston Tied 2-2
10/20Houston 9-1 Boston HOU 3-2
10/22Boston 0-5 Houston HOU 4-2

World Series

Best of 7-game series
DateAwayScoreHomeSeries
10/26Atlanta 6-2 Houston ATL 1-0
10/27Atlanta 2-7 Houston Tied 1-1
10/29Houston 0-2 Atlanta ATL 2-1
10/30Houston 2-3 Atlanta ATL 3-1
10/31Houston 9-5 Atlanta ATL 3-2
11/2Atlanta 7-0 Houston ATL 4-2