Kemsing is a village and civil parish in the Sevenoaks District of Kent, England. The parish is twinned with Compton and lies on the scarp face of the North Downs, 20 miles south east of Central London, 4mi north east of Sevenoaks. Also in the parish are the hamlets of Heaverham, 1mi to the east, and Noah's Ark 0.5mi to the south. The population of the civil parish in 2001 was 4014 persons, increasing to a population of 4,218 at the 2011 Census.