Longest MLB Postseason Droughts, Active and All-Time

Who has the longest active MLB Postseason drought?

The longest currently active MLB Postseason drought is shared by the Detroit Tigers and Los Angeles Angels, who have gone 9 seasons without making the Postseason.

Who has the longest all time MLB Postseason drought?

The longest all time MLB Postseason drought belongs to the St. Louis Browns, who went 41 seasons without making the Postseason between 1903 and 1944.

Team	Years	Start Year
Detroit Tigers	9	2015
Los Angeles Angels	9	2015
Kansas City Royals	8	2016
Pittsburgh Pirates	8	2016
Colorado Rockies	5	2019
Washington Nationals	4	2020
Chicago Cubs	3	2021
Cincinnati Reds	3	2021
Oakland Athletics	3	2021
Boston Red Sox	2	2022
Chicago White Sox	2	2022
San Francisco Giants	2	2022
Cleveland Guardians	1	2023
New York Mets	1	2023
New York Yankees	1	2023
San Diego Padres	1	2023
Seattle Mariners	1	2023
St. Louis Cardinals	1	2023

Team	Years	Start Year	End Year
St. Louis Browns	41	1903	1944
Cleveland Indians	40	1955	1995
Chicago White Sox	39	1920	1959
Oakland Athletics	39	1932	1971
Chicago Cubs	38	1946	1984
Texas Rangers	35	1961	1996
Philadelphia Phillies	34	1916	1950
Boston Braves	33	1915	1948
Pittsburgh Pirates	32	1928	1960
Minnesota Twins	31	1934	1965
Washington Nationals	30	1982	2012
Kansas City Royals	28	1986	2014
Boston Red Sox	27	1919	1946
Cleveland Indians	27	1921	1948
Philadelphia Phillies	25	1951	1976
Milwaukee Brewers	25	1983	2008
Detroit Tigers	24	1910	1934
Chicago White Sox	23	1960	1983
St. Louis Cardinals	23	1903	1926
Detroit Tigers	22	1946	1968
Baltimore Orioles	21	1945	1966
Washington Senators	21	1903	1924
Boston Red Sox	20	1947	1967
Brooklyn Dodgers	20	1921	1941
Cincinnati Reds	20	1941	1961