Over 25 food and craft stalls will be on offer at the event, which starts today.
The Christmas lights will be switched on tomorrow night at 7, along with a firework display.
Chair of Mid Ulster District Council, Trevor Wilson, said it's an opportunity to showcase the town.
‘No evidence’ to support criminal allegation linked to Katie Simpson probe
Schools told to reset passwords after C2K cyberattack
Four churches share £200,000 to tackle urgent repairs
Irish leaders condemn fuel protests as wrong and ‘not in the national interest’
Police probe suspected arson attack at Coleraine apartment block