Worldcons by Area

Australia

• 1975 -- Aussiecon One (Australia in '75)
• 1981 -- Failed Adelaide in '83 bid, Australia in '83 bid
• 1982 -- Perth in '84 (abandoned)
• 1985 -- Aussiecon Two (Melbourne in '85 aka Australia in '85)
• 1986 -- Failed Sydney Cove in '88 bid
• 1988 -- Failed Sydney in '91 bid
• 1991 -- Perth in '94 (bid was terminated before the vote)
• 1992 -- Failed Sydney in 95 bid
• 1999 -- Aussiecon Three (Australia in 1999)
• 2002 -- Failed Sydney in 2005 bid
• 2010 -- Aussiecon 4 (Australia in 2010)
• 2022 -- Perth, Australia in 2025

See also Huttcon '90, Ratcon in Ararat, and Rottnest Island.

Britain

• 1953 -- Failed London in '54 bid
• 1957 -- Loncon (London in 1957)
• 1965 -- Loncon II (London in '65)
• 1979 -- Seacon '79 (Brighton, Britain in '79)
• 1987 -- Conspiracy '87 (Britain in '87)
• 1995 -- Intersection (UK in '95)
• 2005 -- Interaction (Glasgow in 2005)
• 2014 -- Loncon 3 (London in 2014)

Canada

• 1948 -- Torcon (Toronto in 1948)
• 1973 -- Torcon II (Toronto in '73)
• 1975 -- Montreal in '77 bid (dropped out before the vote)
• 1979 -- Original Winnipeg in '94 bid launched
• 1984 -- ConAdian (Winnipeg in '94)
• 2003 -- Torcon 3 (Toronto in '03)
• 2009 -- Anticipation (Montreal in 2009)

Europe

• 1970 -- Heicon '70 (Germany)
• 1990 -- ConFiction (Netherlands)
• 2017 -- Worldcon 75 (Finland)

Ireland

• 2019 -- Dublin 2019

New Zealand

• 2020 -- CoNZealand

United States

Atlanta

• 1951 -- Failed Atlanta in 1952 bid
• 1986 -- Confederation
• 1996 -- Failed

Baltiwash

• 1949 -- Failed DC Capicon in '50 bid
• 1959 -- Failed DC in 1960 bid
• 1963 -- Discon
• 1966 -- Failed Baltimore in '67 bid
• 1974 -- Discon II
• 1975 —- Failed Washington in '77 bid
• 1978 -- Failed Baltimore in '80 bid
• 1978 -- DC in '84 (odd, out-of-rotation bid which was forced to withdraw)
• 1983 -- Constellation (Baltimore in '83)
• 1989 -- DC in 1992 (withdrew before the vote)
• 1998 -- BucConeer (Baltimore in '98)
• 2004 -- Baltimore in 2007 (probably a hoax bid)
• 2004 -- DC in 007 (short-lived serious bid)
• 2009 -- DC in 2011 (short-lived serious bid)
• 2015 -- Failed DC17 bid
• 2021 -- Discon III (DC in 2021, a bid by BWAWA)

Boston

• 1966 -- Failed Boston in '67 bid
• 1971 -- Noreascon (Boston in 71)
• 1980 -- Noreascon Two (Boston in 1980)
• 1989 -- Noreascon 3 (Boston in '89)
• 1994 -- Abandoned Boston in '98 bid by MCFI
• 1995 -- Failed Boston in 1998 bid by BCEC
• 1997 -- Failed Boston in Orlando in 2001 bid
• 1997 -- Boston in 1999 hoax bid
• 2004 -- Noreascon 4 (Boston in 2004)

California

Bay Area

• 1951 -- Failed San Francisco in 1952 bid
• 1954 -- SFCon
• 1964 -- Pacificon II
• 1968 -- Baycon
• 1993 -- ConFrancisco
• 2004 -- ConJosé
• 2017 -- Worldcon 76 in San Jose

Hear ConFrancisco chair David Clark and ConJosé co-chair Kevin Standlee recount the bids and conventions along with Warren Buff and Lisa Hayes at Baycon 2014: Bay Area Worldcon Reminiscences.

L.A.

• 1946 -- Pacificon 1 (Los Angeles in 1942, delayed by WWII)
• 1948 -- Start of South Gate in '58 bid
• 1956 -- Failed Los Angeles in 1957 bid
• 1958 -- Solacon (Honorary “South Gate”)
• 1959 -- Start of (unsuccessful) South Gate Again in 2010! bid.
• 1972 -- L.A.con I (LA in '72)
• 1976 -- Failed LA in '78 bid
• 1979 -- Failed LA in '81 bid
• 1984 -- L.A.con II (LA in 1984)
• 1987 -- Failed LA in '90 bid
• 1996 -- L.A.con III (LA in '96)
• 2006 -- L.A.con IV (LA in 2006)

Chicago

• 1940 -- Chicon I (unopposed)
• 1952 -- Chicon II (aka TASFiC; Chicago in 1952).
• 1958 -- Failed Chicago: 1959 bid
• 1959 -- Failed Chicago in '60 bid
• 1962 -- Chicon III (Chicago in 1962)
• 1982 -- Chicon IV (Chicago in 1982)
• 1991 -- Chicon V (Chicago in '91)
• 2000 -- Chicon 2000 (Chicago in 2000)
• 2006 -- Failed Chicago in 2008 bid
• 2012 -- Chicon 7 (Chicago in 2012)
• 2022 -- Chicon 8 (Chicago in 2022)

Denver

• 1941 -- Denvention I (Denver in 1941)
• 1981 -- Denvention Two (Denver in '81)
• 2008 -- Denvention 3 (Denver in 2008)

Detroit

• 1951 -- Failed Detroit in 1952 bid
• 1959 -- Detention
• 1979 -- Failed Detroit in '82 bid

Missouri

• 1969 -- St. Louiscon (St. Louis in 69)
• 1970 -- Mysterious Kansas Citycon in '77 bid
• 1976 -- MidAmeriCon (KC in '76)
• 1986 -- Failed St. Louis in '88 bid
• 2016 -- MidAmeriCon 2 (Kansas City 2016)

New Orleans

• 1949 -- Failed New Orleans in 1950 bid
• 1951 -- Nolacon (New Orleans in 1951)
• 1972 -- Failed New Orleans in '73 bid
• 1975 -- Failed New Orleans in '76 bid
• 1977 -- Failed New Orleans in '79 bid
• 1979 -- Failed New Orleans in '82 bid
• 1988 -- Nolacon II (New Orleans in '88)
• 2016 -- Failed New Orleans in 2018 bid
• 2019 -- New Orleans in 2023 bid (folded after Dublin 2019)

New York

• 1939 -- NyCon (the First Worldcon)
• 1951 -- Failed New York in 1952 and Niagara Falls in 1952 bids
• 1964 -- Failed Syracuse in '65 bid
• 1956 -- NyCon II (aka NewYorkCon; New York in 1956)
• 1966 -- Failed Syracuse in '67 bid
• 1967 -- NyCon3 (New York in '67
• 1972 -- Failed New York in '74 and NYCon 4 Bids (yes, two!)
• 1975 -- Failed New York in '77 bid
• 1984 -- Failed New York in '86 bid
• 1995 -- Failed Niagara Falls in '98 bid

Ohio

• 1949 -- Cinvention (Cincinnati in '49)
• 1953 -- Failed Cleveland in '54 bid
• 1955 -- Clevention (Cleveland in '55)
• 1966 -- Tricon (Cleveland in '66)
• 1986 -- Failed Cincinnati in '88 bid

Pennsylvania

• 1947 -- Philcon (Philadelphia)
• 1953 -- 11th Worldcon (Philadelphia)
• 1959 -- Failed bid for Philadelphia in 1960
• 1960 -- Pittcon (Pittsburgh in '60)
• 1976 -- Failed Philadelphia in 1977 bid
• 1984 -- Failed Philadelphia in '86 bid
• 2001 -- Millennium Philcon (Philadelphia in 2001)

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Conrunning

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