Martin Alley Garage/Shop & Studio Slip this building into your back yard to serve as a garage or workshop with a guest room, office or rental unit. Martin Alley 528 1B 1B 1G Studio: 9′-6″ x 15′-6″Bath (3/4): 5′-3″ x 8′-6″Closet: 5″-3″ x 6′-9″Total Heated Area: 264 sfGarage/Workshop: 264 sfTotal Area: 528 sfFootprint: 30′ x 20′ $975.00ADD TO CART Floorplans & Elevations