Bunkfest in Wallingford

BunkFest is an end-of–summer folk music festival that takes place in Wallingford.

It features a broad range of music, dance displays, a beer festival, food from all over the world, trains and boats. It is free and run by volunteers

There is a main stage, food stalls, and beer tent in the Kine Croft Park. As well as dance and live music happening at many venues all around the town

This video from last year can give you an idea

There is also a lot of info on their web site about getting there etc.