Pittsburgh Pirates records

1897–2026

Worst losses

Largest margins of defeat

  1. 0–21 Chicago Cubs 2022
  2. 0–20 Milwaukee Brewers 2010
  3. 1–20 Atlanta Braves 2021
  4. 1–19 Cincinnati Reds 1955
  5. 0–18 Philadelphia Phillies 1910

Best seasons

Highest regular-season win percentage

  1. 1902 102–36–3
  2. 1909 111–42–1
  3. 1903 91–49–1
  4. 1901 90–49–1
  5. 1908 98–56–1

Worst seasons

Lowest regular-season win percentage

  1. 1952 42–112–1
  2. 2020 19–41
  3. 1953 50–104
  4. 1917 51–103–3
  5. 1954 53–101

Best starts

Wins to open a season

  1. 10 to start 1962
  2. 7 to start 1938
  3. 5 to start 1902
  4. 5 to start 1976
  5. 5 to start 1983

Worst starts

Losses to open a season

  1. 8 to start 1955
  2. 6 to start 1974
  3. 6 to start 2006
  4. 5 to start 1959
  5. 4 to start 1912

Win streaks

Consecutive wins

  1. 16 1909
  2. 15 1903
  3. 14 1909
  4. 13 1911
  5. 13 1922

Losing streaks

Consecutive losses

  1. 13 2006
  2. 12 1914
  3. 12 1939
  4. 12 2010
  5. 11 1955

Biggest wins

Largest margins of victory

  1. 22–0 Chicago Cubs 1975
  2. 23–4 Cincinnati Reds 1912
  3. 19–0 St. Louis Cardinals 1961
  4. 24–6 St. Louis Cardinals 1925
  5. 19–1 Atlanta Braves 1904

Postseason

Seasons that reached the playoffs

  1. 2015 0–1
  2. 2014 0–1
  3. 2013 3–3
  4. 1992 3–4
  5. 1991 3–4
  6. 1990 2–4
  7. 1979 7–3 title game
  8. 1975 0–3

World Series appearances

Seasons that reached the World Series

  1. 1979 won World Series
  2. 1971 won World Series
  3. 1960 won World Series
  4. 1927 lost World Series
  5. 1925 won World Series
  6. 1909 won World Series
  7. 1903 lost World Series

Ties

Games that ended level

  1. 1–1 Chicago Cubs 2016
  2. 5–5 St. Louis Cardinals 1998
  3. 0–0 St. Louis Cardinals 1989
  4. 3–3 Philadelphia Phillies 1989
  5. 2–2 New York Mets 1981
  6. 3–3 New York Mets 1979
  7. 8–8 Cincinnati Reds 1968
  8. 3–3 Chicago Cubs 1967
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