The street will be lined by more than 50 stalls stocking everything from handmade jewellery to vintage accessories and scarves to sculptures.
The park will also have a children's corner and be host to the lively maypole dancers. Also watch outfor street performers from Southwark Playhouse who will be making an appearance.
There will also be an opportunity to learn about the area's history on a guided walk with a Blue Badge guide. Southwark Cyclists will be offering local rides and advice.
Entertainment in Bermondsey Square includes live bands, live comedy, belly dancing courtesy of Del'Aziz restaurant and an outdoor screening of Baz Lurhman's Romeo + Juliet organised by Rob Wray's Shortwave Cinema.
Stalls from The London Farmers Market will be showcasing a range local, seasonal produce as a preview of the regular market starting in November.
Delfina will be hosting the first Bermondsey Street Festival Art Gallery featuring local artists.
Related website: www.bermondseystreetfestival.org.uk