History of MLB Schedules

This document has three separate sections.  The first is a summary of the
number of active major league teams for each season.  The second is a very
brief summary of franchise moves during the twentienth century.  The third
is an overview of the number of games actually played in each season.
A) Active Major League Teams by Season

      Seasons     AL   NL   Teams
      1901-1960    8    8    16
      1961        10    8    18
      1962-1968   10   10    20
      1969-1976   12   12    24
      1977-1992   14   12    26
      1993-1997   14   14    28
      1998        14   16    30
B) Overview of Franchise Histories

   For a more complete history, see "Team Origins/histories"
   in this archive.
   Excluded are moves before 1901 and moves within a metropolitan
   area (for example, the Twins moved from Bloomington to Minneapolis
   in 1982) and nickname changes (Houston Colt-45s to Houston Astros).

Current name/       1st Season
  location          post-1901   Franchise Moves
Atlanta Braves        1901     1953 Boston->Milwaukee, 1966 Milwaukee->Atl
Baltimore Orioles     1901     1902 Milwaukee - St Louis, 1954 St Louis Browns->Baltimore
Boston RedSox         1901
Chicago Cubs          1901
Chicago White Sox     1901
Cincinnati Reds       1901
Cleveland Indians     1901
Detroit Tigers        1901
Los Angeles Dodgers   1901     1958 Brooklyn->Los Angeles
Minnesota Twins       1901     1961 Washington Senators->Minnesota Twins
New York Yankees      1901     1903 Baltimore Orioles->New York
Oakland Athletics     1901     1955 Philadelphia->KC, 1967 KC->Oakland
Philadelphia Phillies 1901
Pittsburgh Pirates    1901
St Louis Cardinals    1901
San Francisco Giants  1901     1958 New York->San Francisco
Texas Rangers         1961     1972 Washington Senators->Texas Rangers
Anaheim Angels        1961
Houston Astros        1962
New York Mets         1962
Kansas City Royals    1969
Milwaukee Brewers     1969     1970 Seattle Pilots->Milwaukee Brewers
                               1998 - moved from American to National League
Montreal Expos        1969
San Diego Padres      1969
Seattle Mariners      1977
Toronto Blue Jays     1977
Colorado Rockies      1993
Florida Marlins       1993
Arizona Diamondsbacks 1998
Tampa Bay Devil Rays  1998

C) Games played 1901-1998

   The table below is a summary of the actual number of games played per
   per season from 1901-1997.  Both leagues played a 154 game schedule
   until 1961, and have played a 162 game schedule since then.
   The number of games actually played per team varied widely from
   1901-1919, for a variety of reasons.  There have also been four
   seasons shortened by player strikes (1972, 1981, 1994-1995).

        NL    AL  Total    Avg    Games
Yr   Games Games  Games  G/Team  To Date   Comments

1901   549   561   1110   138.8    1110   Eight teams in each league
1902   553   562   1115   139.4    2225
1903   554   560   1114   139.3    3339
1904   626   623   1249   156.1    4588
1905   617   620   1237   154.6    5825
1906   613   615   1228   153.5    7053
1907   617   616   1233   154.1    8286
1908   622   622   1244   155.5    9530
1909   620   620   1240   155.0   10770
1910   628   621   1249   156.1   12019
1911   614   623   1237   154.6   13256
1912   619   613   1232   154.0   14488
1913   614   620   1234   154.3   15722
1914   631   625   1256   157.0   16978
1915   621   624   1245   155.6   18223
1916   625   622   1247   155.9   19470
1917   622   625   1247   155.9   20717
1918   508   508   1016   127.0   21733
1919   560   558   1118   139.8   22851
        NL    AL  Total    Avg    Games
Yr   Games Games  Games  G/Team  To Date   Comments
1920   617   617   1234   154.3   24085
1921   616   613   1229   153.6   25314
1922   618   620   1238   154.8   26552
1923   616   617   1233   154.1   27785
1924   617   614   1231   153.9   29016
1925   616   612   1228   153.5   30244
1926   616   618   1234   154.3   31478
1927   619   617   1236   154.5   32714
1928   617   614   1231   153.9   33945
1929   613   616   1229   153.6   35174
1930   616   618   1234   154.3   36408
1931   618   618   1236   154.5   37644
1932   615   618   1233   154.1   38877
1933   608   618   1226   153.3   40103
1934   615   608   1223   152.9   41326
1935   611   617   1228   153.5   42554
1936   618   620   1238   154.8   43792
1937   622   617   1239   154.9   45031
1938   613   610   1223   152.9   46254
1939   615   616   1231   153.9   47485
        NL    AL  Total    Avg    Games
Yr   Games Games  Games  G/Team  To Date   Comments
1940   619   617   1236   154.5   48721
1941   622   622   1244   155.5   49965
1942   611   613   1224   153.0   51189
1943   617   621   1238   154.8   52427
1944   619   623   1242   155.3   53669
1945   612   618   1230   153.8   54899
1946   621   621   1242   155.3   56141
1947   623   620   1243   155.4   57384
1948   618   619   1237   154.6   58621
1949   618   622   1240   155.0   59861
1950   620   618   1238   154.8   61099
1951   617   622   1239   154.9   62338
1952   621   618   1239   154.9   63577
1953   618   622   1240   155.0   64817
1954   621   616   1237   154.6   66054
1955   618   616   1234   154.3   67288
1956   618   621   1239   154.9   68527
1957   616   619   1235   154.4   69762
1958   619   616   1235   154.4   70997
1959   618   620   1238   154.8   72235
        NL    AL  Total    Avg    Games
Yr   Games Games  Games  G/Team  To Date   Comments
1960   617   619   1236   154.5   73471
1961   811   619   1430   158.9   74901   AL adds Was & LA Angels
1962   809   812   1621   162.1   76522   NL adds Hou & NY Mets
1963   808   811   1619   161.9   78141
1964   814   812   1626   162.6   79767
1965   810   813   1623   162.3   81390
1966   806   809   1615   161.5   83005
1967   810   810   1620   162.0   84625
1968   812   813   1625   162.5   86250
1969   973   973   1946   162.2   88196   AL adds KC, Mil  NL: Mtl, SD
1970   973   971   1944   162.0   90140
1971   966   972   1938   161.5   92078
1972   929   930   1859   154.9   93937   Strike cancels 85 games
1973   972   971   1943   161.9   95880
1974   973   972   1945   162.1   97825
1975   963   971   1934   161.2   99759
1976   967   972   1939   161.6  101698
1977  1131   972   2103   161.8  103801   AL adds Tor, Sea
1978  1131   971   2102   161.7  105903
1979  1128   971   2099   161.5  108002
        NL    AL  Total    Avg    Games
Yr   Games Games  Games  G/Team  To Date   Comments
1980  1132   973   2105   161.9  110107
1981   750   644   1394   107.2  111501   Strike cancels 712 games
1982  1135   972   2107   162.1  113608
1983  1135   974   2109   162.2  115717
1984  1134   971   2105   161.9  117822
1985  1132   971   2103   161.8  119925
1986  1134   969   2103   161.8  122028
1987  1134   971   2105   161.9  124133
1988  1131   969   2100   161.5  126233
1989  1133   973   2106   162.0  128339
1990  1133   972   2105   161.9  130444
1991  1134   970   2104   161.8  132548
1992  1134   972   2106   162.0  134654
1993  1134  1135   2269   162.1  136923   NL adds Fla, Col
1994   797   802   1599   114.2  138522   Strike cancels 669 games
1995  1009  1007   2016   144.0  140538   Strike cancels 252 games
1996  1135  1135   2270   162.1  142808
1997  1134  1131   2265   161.8  145073   First year of interleague play*
1998  1298  1134   2432   162.1  147505   AL adds TB, NL adds Ari, Mil moves to NL