(See the Long List Notes for comments on methodology.)
Number - Year Name (Note) | City | Site (Note) |
Guest(s) (Note) |
Chairman (Note) |
Attend. (Note) |
Notes |
---|---|---|---|---|---|---|
1 - Nycon I 2-4 July 1939 |
New York | Caravan Hall | Frank R. Paul | Sam Moskowitz | 200 | Note |
2 - Chicon I 1-2 Sep 1940 |
Chicago | Hotel Chicagoan | E. E. "Doc" Smith | Mark Reinsberg | 128 | Note |
3 - Denvention I 4-6 Jul 1941 |
Denver | Shirley-Savoy Hotel | Robert A. Heinlein | Olon F. Wiggins | 90 | |
1942-1945 | (Worldcon was not held due to World War II) | |||||
4 - Pacificon I 4-7 Jul 1946 |
Los Angeles | Park View Manor | A. E. Van Vogt E. Mayne Hull |
Walter J. Daugherty | 130 | |
5 - Philcon I 30 Aug-1 Sep 1947 |
Philadelphia | Penn-Sheraton Hotel | John W. Campbell, Jr. | Milton Rothman | 200 | Note |
6 - Torcon I 3-5 Jul 1948 |
Toronto | RAI Purdy Studios | Robert Bloch (pro) Bob Tucker (fan) |
Ned McKeown | 200 | |
7 - Cinvention 3-5 Sep 1949 |
Cincinnati | Hotel Metropole | Lloyd A. Eshbach (pro) Ted Carnell (fan) |
Don Ford | 190 | Note |
8 - NorWesCon 1-4 Sep 1950 |
Portland | Multnomah Hotel | Anthony Boucher | Donald B. Day | 400 | Note |
9 - Nolacon I 1-3 Sep 1951 |
New Orleans | St. Charles Hotel | Fritz Leiber | Harry B. Moore | 190 | |
10 - Chicon II (TASFiC) 30 Aug - 1 Sep 1952 |
Chicago | Hotel Morrison | Hugo Gernsback | Julian C. May | 870/1175 | Note |
11 - Philcon II (11th Worldcon) 5-7 Sep 1953 |
Philadelphia | Bellevue-Strafford Hotel | Willy Ley | Milton Rothman | 839 | Note |
12 - SFCon 3-6 Sep 1954 |
San Francisco | Sir Francis Drake Hotel | John W. Campbell, Jr. | Lester Cole Gary Nelson |
700 | Note |
13 - Clevention 2-5 Sep 1955 |
Cleveland | Manger Hotel | Isaac Asimov (pro) Sam Moskowitz (mystery GoH) |
Nick Falasca Noreen Falasca (Shaw) |
380 | Note |
14 - NYCon II (NEWYORCON) 31 Aug-3 Sep 1956 |
New York | Biltmore Hotel | Arthur C. Clarke | David A. Kyle | 850 | Note |
15 - Loncon I 6-9 Sep 1957 |
London | King's Court Hotel | John W. Campbell, Jr. | Ted Carnell | 268 | Note |
16 - Solacon 29 Aug-1 Sep 1958 |
South Gate, CA. | Alexandria Hotel | Richard Matheson | Anna S. Moffatt | 322 / 601 | Note |
17 - Detention 4-7 Sep 1959 |
Detroit | Pick-Fort Shelby Hotel | Poul Anderson (pro) John Berry (fan) |
Roger Sims Fred Prophet |
371 | Note |
18 - Pittcon 3-5 Sept 1960 |
Pittsburgh | Penn-Sheraton Hotel | James Blish | Dirce Archer | 568 | Note |
19 - Seacon 2-4 Sep 1961 |
Seattle | Hyatt House | Robert A. Heinlein | Wally Weber | 300 | Note |
20 - Chicon III 31 Aug-3 Sep 1962 |
Chicago | Pick-Congress Hotel | Theodore Sturgeon | Earl Kemp | 730 / 830 | Note |
21 - Discon I 31 Aug-2 Sep 1963 |
Washington, DC | Statler-Hilton Hotel | Murray Leinster | George Scithers | 600 | Note |
22 - Pacificon II 4-7 Sep 1964 |
Oakland | Hotel Leamington | Leigh Brackett (pro) Edmond Hamilton (pro) Forrest J Ackerman (fan) |
J. Ben Stark Al haLevy |
523 | Note |
23 - Loncon II 27-30 Aug 1965 |
London | Mount Royal Hotel | Brian W. Aldiss | Ella Parker | 350 | Note |
24 - Tricon 1-5 Sep 1966 |
Cleveland | Sheraton-Cleveland | L. Sprague de Camp | Ben Jason Howard DeVore Lou Tabakow |
850 | Note |
25 - NyCon3 31 Aug-4 Sep 1967 |
New York | Statler-Hilton Hotel | Lester del Rey (pro) Bob Tucker (fan) |
Ted White Dave Van Arnam |
1,500 | Note |
26 - Baycon 29 Aug-2 Sep 1968 |
Oakland | Hotel Claremont | Philip Jose Farmer (pro) Walter J. Daugherty (fan) |
Bill Donaho Alva Rogers J. Ben Stark |
1,430 / 1841 | Note |
27 - St. Louiscon 28 Aug-1 Sep 1969 |
St. Louis | Chase-Park Plaza | Jack Gaughan (pro) Eddie Jones (fan) |
Ray Fisher Joyce Fisher (Katz) |
1,534 | Note |
28 - Heicon '70 20-24 Aug 1970 |
Heidelberg, DE | Heidelberg Stadthalle | E. C. Tubb (UK) Robert Silverberg (US) Herbert W. Franke (Germany) Elliot K. Shorter (fan) |
Manfred Kage | 620 | Note |
29 -
Noreascon I 2-6 Sep 1971 |
Boston | Sheraton-Boston Hotel | Clifford D. Simak (pro) Harry Warner, Jr. (fan) |
Tony Lewis | 1,600 / 2,078 | Note |
30 - L.A.Con I 1-4 Sep 1972 |
Los Angeles | International Hotel | Frederik Pohl (pro) Buck & Juanita Coulson (fan) |
Charles Crayne Bruce Pelz |
2,007 | Note |
31 - Torcon II 31 Aug-3 Sep 1973 |
Toronto | Royal York Hotel | Robert Bloch (pro) William Rotsler (fan) |
John Millard | 2,900 | Note |
32 - Discon II 29 Aug-2 Sep 1974 |
Washington, DC | Sheraton Park Hotel | Roger Zelazny (pro) Jay Kay Klein (fan) |
Jay Haldeman Ron Bounds |
3,587 | Note |
33 - Aussiecon One 14-17 Aug 1975 |
Melbourne | Southern Cross Hotel | Ursula K. Le Guin (pro) Susan Wood (fan) Mike Glicksohn (fan) Donald Tuck (Australian) |
Robin Johnson | 606 | Note |
34 - MidAmeriCon 2-6 Sep 1976 |
Kansas City, MO | Radisson Muehlebach Hotel Phillips House Municipal Auditorium |
Robert A. Heinlein (pro) George Barr (fan) |
Ken Keller | 3,014 / 4,200 | Note |
35 - SunCon 2-5 Sep 1977 |
Miami Beach | Hotel Fontainebleau | Jack Williamson Robert A. Madle (fan) |
Don Lundry | 3,240 | Note |
36 - IguanaCon II 30 Aug-4 Sep 1978 |
Phoenix | Hyatt Regency, Adams House Phoenix Convention Center & Symphony Hall |
Harlan Ellison (pro) Bill Bowers (fan) |
Tim Kyger | 4,700 | Note |
37 - Seacon '79 23-26 Aug 1979 |
Brighton, UK | Metropole Hotel | Brian Aldiss (UK) Fritz Leiber (US) Harry Bell (fan) |
Peter Weston | 3,114 | Note |
38 -
Noreascon Two 29 Aug-1 Sep 1980 |
Boston | Sheraton-Boston Hotel Hynes Civic Auditorium |
Damon Knight (pro) Kate Wilhelm (pro) Bruce Pelz (fan) |
Leslie Turek | 5,850 | Note |
39 - Denvention Two 3-7 Sep 1981 |
Denver | Denver Hilton Hotel Currigan Convention Center Exhibition Hall and Arena |
Clifford D. Simak (pro) C. L. Moore (pro) Rusty Hevelin (fan) |
Suzanne Carnival Don C. Thompson |
3,725 / 4,542 | Note |
40 - Chicon IV 2-6 Sep 1982 |
Chicago | Hyatt Regency Chicago | A. Bertram Chandler (pro) Frank Kelly Freas (pro) Lee Hoffman (fan) |
Ross Pavlac Larry Propp |
4,275 | Note |
41 - ConStellation 1-5 Sep 1983 |
Baltimore | Baltimore Convention Centre | John Brunner (pro) David A. Kyle (fan) |
Michael Walsh | 6,400 | Note |
42 - L.A.con II 30 Aug-3 Sep 1984 |
Anaheim | Anaheim Hilton Anaheim Convention Center |
Gordon R. Dickson (pro) Dick Eney (fan) |
Craig Miller Milt Stevens |
8,365 / 9,282 | Note |
43 - Aussiecon Two 22-26 Aug 1985 |
Melbourne | Southern Cross, Victoria, and Sheraton Hotels | Gene Wolfe (pro) Ted White (fan) |
David Grigg | 1,599 | Note |
44 - ConFederation 28 Aug-1 Sep 1986 |
Atlanta | Marriott Marquis Atlanta Hilton Hyatt Regency Atlanta |
Ray Bradbury Terry Carr (fan) |
Penny Frierson Ron Zukowski |
5,811 | Note |
45 - Conspiracy '87 27 Aug-1 Sep 1987 |
Brighton, UK | Metropole Hotel Brighton Conference Centre |
Doris Lessing (UK) Alfred Bester (US) Arkady Strugatsky (USSR) Boris Strugatsky (USSR) Jim Burns (artist) Ray Harryhausen (film) Joyce & Ken Slater (fan) David Langford (special fan) |
Paul Oldroyd | 4,009 / 5,425 | Note |
46 - Nolacon II 1-5 Sep 1988 |
New Orleans | Marriott, Sheraton, and International Hotels New Orleans Municipal Auditorium |
Donald A. Wollheim Roger Sims (fan) |
John H. Guidry | 5,300 | Note |
47 -
Noreascon 3 31 Aug-4 Sep 1989 |
Boston | Hynes Convention Center Sheraton-Boston Hotel, Hilton Hotel, Park Plaza Hotel |
Andre Norton (pro) Ian & Betty Ballantine (pro) The Stranger Club (fan) |
Mark L. Olson | 6,837 / 7,795 | Note |
48 - ConFiction 23-27 Aug 1990 |
The Hague | Netherlands Congress Centre | Harry Harrison Wolfgang Jeschke Joe Haldeman Andrew Porter (fan) |
Kees van Toorn | 3,580 | Note |
49 - Chicon V 29 Aug-2 Sep 1991 |
Chicago | Hyatt Regency Chicago | Hal Clement (pro) Martin H. Greenberg (pro) Richard Powers (pro) Jon & Joni Stopa (fan) |
Kathleen Meyer | 5,661 | Note |
50 - MagiCon 3-7 Sep 1992 |
Orlando | Orange County Convention and Civic Center The Peabody Hotel The Clarion Hotel |
Jack Vance (pro) Vincent Di Fate (artist) Walter A. Willis (fan) |
Joe Siclari | 5,319 / 6,368 | Note |
51 - ConFrancisco 2-6 Sep 1993 |
San Francisco | Moscone Convention Center ANA Hotel Parc Fifty Five Nikko Hotel |
Larry Niven Alicia Austin Tom Digby Jan Howard Finder Mark Twain (Dead GoH) |
David W. Clark | 6,602 / 7,725 | Note |
52 - ConAdian 1-5 Sep 1994 |
Winnipeg | Winnipeg Convention Centre Crowne Plaza, Place Louis Riel, and Sheraton |
Anne McCaffrey (pro) George Barr (artist) Robert Runte (fan) |
John Mansfield | 3,570 | Note |
53 -
Intersection 24-28 Aug 1995 |
Glasgow | Scottish Exhibition and Conference Centre Moat House, Crest, and Central Hotels |
Samuel R. Delany (writer) Gerry Anderson (media) Les Edwards (artist) Vincent Clarke (fan) |
Vincent Docherty Martin Easterbrook |
4,173/ 6,524 | Note |
54 -
L.A.con
III 29 Aug-2 Sep 1996 |
Anaheim | Anaheim Convention Center Anaheim Hilton Anaheim Marriott |
James White (writer) Roger Corman (media) Elsie Wollheim (special) Takumi & Sachiko Shibano (fan) |
Mike Glyer | 6,703 | Note |
55 - LoneStarCon 2 28 Aug-1 Sep 1997 |
San Antonio | Henry B. Gonzales Convention Center Marriott Rivercenter Marriott Riverwalk |
Algis Budrys (pro) Michael Moorcock (pro) Don Maitz (artist) Roy Tackett (fan) |
Karen Meschke | 4,634 / 5,614 | Note |
56 - BucConeer 5-9 Aug 1998 |
Baltimore | Baltimore Convention Center Lord Baltimore Hilton Towers Marriott Harbor Place The Holiday Inn Omni Inner Harbor |
C. J. Cherryh Milton A. Rothman Stanley Schmidt Michael Whelan J. Michael Straczynski (special) |
Peggy Rae Pavlat (Sapienza) | 6,572 | Note |
57 - Aussiecon Three 2-6 Sep 1999 |
Melbourne | World Congress Center Centra Hotel |
George Turner (pro) Greg Benford (pro) Bruce Gillespie (fan) J. Michael Straczynski (special) |
Perry Middlemiss | 1,548 / 2,872 | Note |
58 - Chicon 2000 31 Aug-4 Sep 2000 |
Chicago | Hyatt Regency Chicago Fairmont Hotel Swissôtel |
Ben Bova (author) Bob Eggleton (artist) Jim Baen (editor) Bob & Anne Passovoy (fan) |
Tom Veal | 5,794 / 6,574 | Note |
59 - The Millennium Philcon 30 Aug-3 Sep 2001 |
Philadelphia | Pennsylvania Convention Center Philadelphia Marriott Hotel |
Greg Bear (author) Stephen Youll (artist) Gardner Dozois (editor) George Scithers (fan) |
Todd Dashoff | 4,840 / 6,269 | Note |
60 - ConJosé 29 Aug-2 Sep 2002 |
San Jose, CA | McEnery Convention Center, San Jose Civic Auditorium, Fairmont Hotel, Hilton Hotel, Crowne Plaza Hotel |
Vernor Vinge (author) David Cherry (artist) Bjo & John Trimble (fan) Ferdinand Feghoot (imaginary) |
Tom Whitmore Kevin Standlee |
5,162 / 5,916 | Note |
61 - Torcon 3 28 Aug-1 Sep 2003 |
Toronto | Metro Toronto Convention Centre Royal York Hotel |
George R. R. Martin (author) Frank Kelly Freas (artist) Mike Glyer (fan) Robert Bloch (GoHst of Honor) |
Peter Jarvis | 3,834 / 4,986 | Note |
62 - Noreascon 4 2-6 Sep 2004 |
Boston | Hynes Convention Center Sheraton Boston Hotel Boston Marriott Copley Place |
Terry Pratchett (pro) William Tenn (pro) Jack Speer (fan) Peter Weston (fan) |
Deb Geisler | 6,008 / 7,485 | |
63 - Interaction 4-8 Aug 2005 |
Glasgow | Scottish Exhibition and Conference Centre (SECC) Glasgow Moat House Hotel, Hilton Glasgow |
Greg Pickersgill Christopher Priest Robert Sheckley Lars-Olov Strandberg Jane Yolen |
Vincent Docherty Colin Harris |
4,115 / 5,202 | Note |
64 - L.A.con IV 23-27 Aug 2006 |
Anaheim | Anaheim Convention Center Anaheim Hilton Anaheim Marriott |
Connie Willis (author) James Gurney (artist) Howard DeVore (fan) Frankie Thomas (special) |
Christian B. McGuire | 5,738 / 6,291 | Note |
65 - Nippon2007 30 Aug-3 Sep 2007 |
Yokohama | Pacifico Yokohama | Sakyo Komatsu (author) David Brin (author) Takumi Shibano (fan) Yoshitaka Amano (artist) Michael Whelan (artist) |
Hiroaki Inoue | 3,348 / 5,149 | |
66 - Denvention 3 6-10 Aug 2008 |
Denver | Sheraton Colorado Convention Center |
Lois McMaster Bujold (pro) Rick Sternbach (artist) Tom Whitmore (fan) Kathy Mar (special music) Robert A. Heinlein (ghost) |
Kent Bloom | 3,752 / 4,854 | Note |
67 - Anticipation 6-10 Aug 2009 |
Montreal | Palais des congrès de Montréal | Neil Gaiman (pro) Elisabeth Vonarburg (pro) Taral Wayne (fan) David Hartwell (editor) Tom Doherty (publisher) |
René Walling Robbie Bourget |
3,925 / 4,499 | Note |
68 - Aussiecon 4 2-6 Sep 2010 |
Melbourne | Melbourne Convention & Entertainment Centre (MCEC) | Kim Stanley Robinson Robin Johnson Shaun Tan |
Perry Middlemiss Rose Mitchell |
2,101 / 3,462 | |
69 - Renovation 17-21 Aug 2011 |
Reno | Reno-Sparks Convention Center Atlantis Hotel Peppermill Hotel |
Ellen Asher Tim Powers Charles N. Brown Boris Vallejo |
Patty Wells | 4,112 / 5,526 | Note |
70 - Chicon 7 30 Aug-3 Sep 2012 |
Chicago | Hyatt Regency Chicago | Mike Resnick (author) Peggy Rae Sapienza (fan) Story Musgrave (astronaut) Jane Frank (agent) Rowena Morrill (artist) |
Dave McCarty | 4,743 / 6,197 | Note |
71 - LoneStarCon 3 29 Aug-2 Sep 2013 |
San Antonio | Henry B. Gonzales Convention Center Marriott Rivercenter Marriott Riverwalk |
Ellen Datlow James Gunn Willie Siros Norman Spinrad Darrell K. Sweet |
Randall Shepherd | 4,832 / 6,130 |
Note |
72 - Loncon 3 14-18 Aug, 2014 |
London | ExCeL London | Iain M Banks John Clute Malcolm Edwards Chris Foss Jeanne Gomoll Robin Hobb Bryan Talbot |
Steve Cooper Alice Lawson |
6,946 / 10,718 | Note |
73 - Sasquan 19-23 Aug 2015 |
Spokane, WA | Spokane Convention Center | David Gerrold Vonda N. McIntyre Brad Foster Tom Smith Leslie Turek |
Sally Woehrle | 5,077 / 11,742 | Note |
74 - MidAmeriCon II 17-21 Aug 2016 |
Kansas City, MO | Kansas City Convention Center Kansas City Marriott Downtown |
Kinuko Y. Craft Patrick Nielsen Hayden Teresa Nielsen Hayden Tamora Pierce Michael Swanwick |
Ruth Lichtwardt | 4,719 / 7,740 | Note |
75 - Worldcon 75 9-13 Aug 2017 |
Helsinki | Helsinki Expo and Convention Centre Holiday Inn Messukeskus |
John-Henri Holmberg Nalo Hopkinson Johanna Sinisalo Claire Wendling Walter Jon Williams |
Jukka Halme | 7,949 / 9,634 | Note |
76 - Worldcon 76 in San Jose 16-20 Aug 2018 |
San Jose, CA | San Jose McEnery Convention Center San Jose Marriott Hilton San Jose |
Frank Hayes Edgar Pangborn Sandy and Pierre Pettinger John Picacio Spider Robinson Bob Wilkins Chelsea Quinn Yarbro |
Kevin Roche | 4,804 / 8,033 | Note |
77 - Dublin 2019 15-19 Aug 2019 |
Dublin | Convention Centre Dublin Odeon Point Square Gibson Hotel |
Bill and Mary Burns Diane Duane Ginjer Buchanan Ian McDonald Jocelyn Bell Burnell Steve Jackson |
James Bacon | 6,525 / 8,430 | |
78 - CoNZealand 29 Jul-2 Aug 2020 |
Wellington | Virtual | Mercedes Lackey and Larry Dixon Greg Broadmore Rose Mitchell |
Norman Cates Kelly Buehler |
0 (+1,847 virtual) / 4,624 | Note |
79 - DisCon III 15-19 Dec 2021 |
Washington, DC | Omni Shoreham | Nancy Kress John Harris Ben Yalow |
Mary Robinette Kowal | 2,359 (+952 virtual) / 8,721 |
Note |
80 - Chicon 8 1-5 Sep 2022 |
Chicago | Hyatt Regency Chicago | Edie Stern and Joe Siclari (Fan) Steven Barnes and Tananarive Due (Authors) Erle Korshak (First Fandom) | Helen Montgomery | Note | |
81 - Chengdu WorldCon 18-22 Oct 2023 |
Chengdu, China | Chengdu Science Fiction Museum Sheraton Chengdu Pidu Wyndham Grand Chengdu |
Sergey Lukianenko Robert J. Sawyer Liu Cixin | Ben Yalow Hongwei He Chen Shi |
Note | |
82 - Glasgow 2024 8-12 Aug 2024 |
Glasgow | The Scottish Events Campus (SEC), Crowne Plaza, and Village Hotels | Chris Baker (Fangorn) Claire Brialey and Mark Plummer Ken Macleod Nnedi Okorafor Terri Windling |
Esther MacCallum-Stewart | Note | |
83 - Seattle Worldcon 2025 13-17 Aug 2025 |
Seattle | Seattle Convention Center Summit Building, Sheraton Grand Seattle | Martha Wells Donato Giancola Bridget Landry Alexander James Adams |
Kathy Bond | Note | |
84 - LAcon V August 27-31, 2026 |
Anaheim | Anaheim Convention Center, Anaheim Hilton and Anaheim Marriott Hotels | Barbara Hambly Ronald D. Moore Colleen Doran Tim Kirk Anita Sengupta Geri Sullivan |
Joyce Lloyd | Note |
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