Find A Location Near Me. Select a Campus Crossroads Church - Fort Lupton Crossroads Church - Thornton Select a Campus. Crossroads Church - Fort Lupton. 1115 1st Street, Fort Lupton, CO US 80621. Sunday Service 10am. Directions. Crossroads Church - Thornton. 53 E. 128th Avenue, Thornton, CO US 80241. Sunday Services 8:30, 10:00 and 11:30am.