There were huge family gatherings and parties in towns like Burgess Hill, Haywards Heath and Lindfield.
Here we take a look at the various events held in the district over the four-day celebration.
Here are some links to larger galleries of individual events in the area: Skate Fest in Burgess Hill, Party in the Park in Burgess Hill, The Platinum Jubilee celebration at The Orchards in Haywards Heath, the picnic at Victoria Park in Haywards Heath, Lindfield Village Day, Burgess Hill's beacon lighting, Wowzer Wednesday and Arts Day, Wheels Through the Years in Burgess Hill, Horse Racing on the Green in Horsted Keynes and Hapstead Hall Market, Ardingly.
29. Plumpton
Plumpton Parish Council and Plumpton Village Society set out a programme for their Jubilee weekend, with many local clubs and societies taking part. Photo: Plumpton Village Society
30. Plumpton
The Plumpton jubilee weekend also offered Bandstand entertainment and the launch of an amazing book of the past 70 years in Plumpton’s history by the camera club. Photo: Plumpton Village Society
31. Plumpton
On Thursday Plumpton residents walked up to Mount Harry to watch the lighting of the Beacon by Hamsey and East Chiltington Parish Councils. Photo: Plumpton Village Society
32. Plumpton
Plumpton's Jubilee weekend ended with the Big Event at Plumpton Racecourse, which included a pageant through the village, a fairground with village stalls, plus a soap box race and a live band. Photo: Plumpton Village Society