The announcement was taking long to be released because of major issues regarding the event like dates, venue and staffs between other things that have to get special attention.
The biggest Quake´s celebration will mantain its features such as a 1,800 spots BYOC, tournaments, workshops, exhibitors, the BYOC Area, parties, and the public’s first chance to play Enemy Territory: Quake Wars.
This year the event will be held at Hilton Anatole Hotel in Dallas, Texas, the 3rd to 6th August. Hilton will give special room rates specially for those attending to the event up to four people per room but unfortunately this treat is limited so stay alert for the beginning of the registration.
You can find Hilton's contact information and prices at the official QuakeCon´s announcement, that can be viewed here. Good luck for all future participants.
Source: QuakeCon