Hilton is a unincorporated community located in Howard County in the state of Maryland in the United States of America. The crossroads community was formed along the crossroads of old Mantgomery road and Columbia Pike a mile south of Ellicott City, Maryland. In 1913, James Booker Clark built a mansion at Elkridge Farm resembling the White House which was destroyed by fire on 2 July 1920 with a cracked water reservoir at a time when he was facing litigation against family for a failed coal mine project. A Target store in Long Gate shopping center occupies the site. A National Guard Armory and later Long Gate Shopping Center dominate the eastern boundaries. The location address has been absorbed as part of Ellicott City.