Muscleworks Gym in Hackney | Facilities, hours & reviews Muscleworks Gym is a gym in Hackney, offering gym and fitness facilities, strength and cardio training, membership enquiries. Address: 114 Vallance Rd, London E1 5BLOfficial website Things to do today Things to do tomorrow This weekend Free events Family events Kids activities in London Live music in London Live sports in London Cinemas in London Gyms in London All London events