 Starting in the 1980s, construction efforts shifted to the bottom of the hill on the west side of Roy, continuing until about 2005 when new real estate shifted west and south.The city is served by Interstate 15 via exit 338, leading to Utah State Route 97 (5600 South), one of Roy's major roads.The northern entrance of Hill Air Force Base is accessible from this exit, making Roy a common destination for those in the military.