The event is one of a series of free events organised by Chesterfield Borough Council.
Residents and visitors to Chesterfield can enjoy themselves and learn more about life during the time of the Second World War at the annual 1940s market.
The event sees a variety of activities taking place across Chesterfield town centre.
There will be a replica spitfire on display in New Square from 9am to 4pm. Singer Natasha Harper will also entertain the crowds in New Square at various times during the day.
There will be a classic car, vintage fire engine, military vehicle and mining displays in the market place from 10am to 4pm. Entertainers including a George Formby impersonator, escape artist and singer Sarah Eastwood will provide entertainment.
The weekly flea market will take place in the market square with traders in 1940s costume. Steph’s band will entertain the crowds outside the Crown and Cushion pub during the day.
Dancers can enjoy the sounds of the Kalamazoo dance band in Rykneld Square, outside Chesterfield Visitor Information Centre at 11am, 1pm and 2.30pm. There will also be 1940s make up demonstrations from 11am to 3pm.
Black and white movie characters and an Andrews Sisters tribute act will be at Vicar Lane during the day.
Chesterfield Museum will also be open as usual from 10am to 4pm where visitors can learn more about life down the pit in the Life as a Coal Miner event.
Councillor Kate Sarvent, Chesterfield Borough Council’s cabinet member for town centres and visitor economy, said: “The 1940s event is one of the most popular in our events calendar. Each year we see hundreds of people come along to attend the event.
“Taking place at half-term, it is a great opportunity for families to learn more about the past and have fun at the same time.”