Races include a home-circuit championship with classes for saloon cars, sports cars and GTs, and
Formula Ford. Racing clubs from around the UK include the track in the events for their championships, including the 750 Motor Club and
BRSCC. Once a year, motorcycle racing takes place over two days during the summer. The weekend includes a sidecar championship and an historic race, as well as the more modern supersport races. As well as holding trackdays for both cars and motorcycles, Castle Combe Circuit holds a large number of car shows. These shows follow a general motorsport theme and exhibit show stands, market stalls, stunt demonstrations, classic displays and on certain days the circuit is able to hold track sessions. Since 2001,
Rallyday, an annual demonstration event for rally cars, has also been held. Motoring shows
Top Gear and
Fifth Gear have used the circuit to race or test cars on. The Under 17 Car Club have been using the track since 1976 to host events where members of the club learn to drive from the age of 11. The club transform the track into driving circuits with roundabouts and motorway sections. The club also hold their annual Magic Day at Combe to raise money for the Teenage Cancer Trust. The circuit hosts a
Greenpower event, one round in a series held at various racetrack-type venues. When not in use for racing, the circuit is the venue for a regular
car boot sale that has become one of the biggest in the South West. In May it also hosts an annual
steam rally. File:Castle Combe Racing Track Layout - geograph.org.uk - 42628.jpg|Track layout File:Castle Combe wet race.jpg|Wet race in 2004 == Lap records ==