Entertainment, stalls and food will fill the High Street when the annual Victorian Street Fayre rolls into the village.
Father Christmas and characters from Quince Players's panto Rumpelstiltzkin will open the festivities as they parade through the village.
People can listen to live music and take part in traditional games, as well as electric go-kart races.
There will be a spot-the-window competition as well as stalls from local businesses.
X Factor star Josh Cuthbert's mum will be there to raffle off a signed photo of her son's band Union J.
The fair will raise money for children's charity Sebastian's Action Trust and Ascot District Day Centre in Sunninghill.
It will be in the town from noon-4pm and the road will be closed.
Parking is at the Marist School in King's Road and at car park three of Ascot Racecourse in Ascot High Street where a shuttle bus to the village will be available.