Nottingham Independents' Castle Beer Festival is a craft beer and live music event at Nottingham Castle in Nottingham, with a published attendance/capacity figure of 3,100.

The event centres on independent Nottinghamshire breweries, cask ale, lager, cider, street food and live local music in the castle grounds. It is adult-oriented, with no person under 18 allowed to enter.

Admission includes a reusable PET glass, and the site lists card-only bars for drinks, drinking-water taps, benches and permission to bring foldaway chairs.