The July 25-26 event will take place in Seattle's South Capitol Hill neighborhood and features more than 50 bands on four stages.
Other acts scheduled to appear include The Dodos, U.S.E., Jay Reatard, Darker My Love, Akimbo, The Hands, Pwrfl Power, The Builders & The Butchers, Velella Velella, Past Lives, Black Eyes and Neckties and many more.
Advance tickets are priced at $18 and are available for the Friday show here and the Saturday show here or at Seattle area Urban Outfitters stores (with no service charge!).
Two-day passes, priced at $34, are also available here.
Throughout the weekend, several performances will be broadcast live on local radio station KEXP, with many of the station's DJs broadcasting their shows from the festival.
Part of the proceeds from the event will benefit a pair of non-profit organizations: Home Alive, which encourages violence prevention, and The Vera Project, a youth run, all ages venue and recording studio in Seattle.
Additional information is available at TheStranger.com/blockparty.