Boston pursuit of MLB single-season wins record

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ON THIS POST:

  • Tracking the win totals of the 2018 Boston Red Sox and the two teams with 116 regular-season wins, with win totals at 20-game intervals
  • Charting wins, losses and playoff results of every MLB to finish with a winning percentage of .700 or better (Note: Separate charts on pre- and post-1900 teams)
  • Also, the 10 greatest seasons in Boston Red Sox history by winning percentage.

Tracking 1906 Cubs, 2001 Mariners & 2018 Red Sox wins (through 120 games)

TEAMS SINCE 1900 TO FINISH REGULAR SEASON WITH WINNING PERCENTAGE OF .700 OR BETTER

YEAR TEAM WINS LOSSES PCT PLAYOFF RESULT
*1906 CHI CUBS 116 36 .763 Lost World Series
2001 SEATTLE 116 46 .716 Lost ALCS
1998 NYY 114 48 .704 Won World Series
1954 CLE 111 43 .721 Lost World Series
1927 NYY 110 44 .714 Won World Series
1909 PIT 110 42 .724 Won World Series
1931 PHI 107 45 .704 Lost World Series
1907 CHI CUBS 107 45 .704 Won World Series
1939 NYY 106 45 .702 Won World Series
1902 PIT 103 36 .741 Won National League pennant

*1906 Cubs also had 3 ties


Note: Playoff games before 1903 were considered exhibitions
 

2

 

Teams since regular season expanded to 162 games

to finish with .700-plus winning percentage

 

0

 

Teams since 1909 not named New York Yankees

to finish with .700-plus winning percentage

and win World Series

 

114

 

Minimum number of wins

needed in 162-game

regular season to finish

with .700 winning percentage


TEAMS BEFORE 1900 TO FINISH REGULAR SEASON WITH WINNING PERCENTAGE OF .700 OR BETTER

YEAR TEAM WINS LOSSES PCT
1887 ST. LOUIS BROWNS 95 40 .704
1897 BOSTON BEANEATERS 93 39 .705
1886 CHCAGO WHITE STOCKINGS 90 34 .726
1886 DETROIT WOLVERINES 87 36 .707

Note: Playoff games before 1903 were considered exhibitions


105 

 

Most

regular-season wins in Boston Red Sox history

(1912, 105-47)

.691

 

Highest regular-season winning percentage

in Boston Red Sox history

(1912, 105-47)

4

 

No. seasons Boston Red Sox finished with .650 or better winning percentage

(made World Series each season; won three of them)

TOP 10 BOSTON RED SOX SEASONS BY WINNING PERCENTAGE

YEAR GAMES WINS LOSSES PCT PLAYOFF RESULT
1912 154 105 47 .691 Won World Series
1946 156 104 50 .675 Lost World Series
1915 155 101 50 .669 Won World Series
1903 141 91 47 .659 Won World Series
1949 155 96 58 .623 No playoffs
1948 155 96 59 .619 No playoffs
1904 157 95 59 .617 *No playoffs
1942 152 93 59 .612 No playoffs
1950 154 94 60 .610 No playoffs
1978 163 99 64 .607 No playoffs

*No postseason played in 1904 due to feud

between AL and NL presidents

4

 

Number of Boston Red Sox teams

in top 10 in franchise winning percentage to finish in 2nd place

in division / league:

1942 AL, New York Yankees

1948 AL, Cleveland Indians

1949 AL, Yankees

1978 AL East, Yankees

 

1

 

Number of Boston Red Sox teams

in top 10 in franchise winning percentage to finish in 3rd place

in division / league (1950 AL):

Yankees

Detroit Tigers


Sources: mlb.com; baseball-reference.com; baseball-almanac.com