Middletown YMCA 404 N Cass Street Middletown, DE 19709 United States Phone +1 302-616-9622 Visit Website Join Donate Find More Ys Hours of Operation Mon - Thu: 5:00am - 8:00pm Fri: 5:00am - 7:00pm Sat: 7:00am - 2:00pm Sun: Closed Locate 39.4528, -75.720351