via Google Maps · Alysia SeeHealth1 on 1 Fitness 4.7 (18)SaveAddress3011 78th Ave SE Suite 140, Mercer Island, WA 98040Phone(206) 275-1313Websitehttp://www.1on1fitnesswa.com/ HoursMonday: 5:00 AM – 9:00 PMTuesday: 5:00 AM – 9:00 PMWednesday: 5:00 AM – 9:00 PMThursday: 5:00 AM – 9:00 PMFriday: 5:00 AM – 8:00 PMSaturday: 6:00 AM – 3:00 PMSunday: Closed← Back home