25th World Science Fiction Convention

NyCon 3, the 25th World Science Fiction Convention
GenreScience fiction
Dates31 August–4 September 1967
VenueStatler Hilton Hotel
Location(s)New York City
CountryUnited States
Attendance~1,500
Filing statusnon-profit

The 25th World Science Fiction Convention (Worldcon), also known as NyCon 3 or Nycon 3, was held on 31 August–4 September 1967 at the Statler Hilton Hotel in New York City, New York.

The chairmen were Ted White and Dave Van Arnam.