The Singapore Grand Prix takes place on a street circuit around Singapore's Marina Bay, and features a track that is how long?
Singapore Grand Prix: The Singapore Grand Prix is a motor race on the calendar of the FIA Formula One World Championship. Singapore Grand Prix:  The event takes place on the Marina Bay Street Circuit and was the inaugural night race and first street circuit in Asia for F1 races. Marina Bay Street Circuit: The Marina Bay Street Circuit (otherwise known as the Singapore Street Circuit) is a street circuit around Singapore's Marina Bay and is the venue for the Singapore Grand Prix. Marina Bay Street Circuit:  The track is 5.065 km long in a harbourside location similar in style to the Circuit de Monaco and the Valencia Street Circuit.
5.065 km long