Muldraugh is a home rule-class city in Meade and Hardin counties in the U.S. state of Kentucky. It lies on U.S. Route 31W north of Elizabethtown. The city limits are completely encompassed by the Fort Knox army base. The population was 1,298 during the 2000 census and 947 as of the 2010 census. The city is part of the Elizabethtown–Fort Knox Metropolitan Area.