Mark A. Chapman YMCA at Katy Main Street 1350 Main Street Katy, TX 77494 United States Phone +1 281-665-1213 Visit Website Join Donate Find More Ys Hours of Operation Mon - Fri: 5:00am - 9:00pm Sat: 7:00am - 5:00pm Sun: 1:00pm - 5:00pm Locate 29.7717922, -95.8244924