283 Portage Avenue The Sterling Window Lofts are located at 283 Portage Avenue in downtown Winnipeg. The eight levels above the first floor commercial space of the century-old Sterling Building were once offices and have now been beautifully transformed into a residential complex geared towards young professionals. The building is now host to 64 suites which are a combination of studio and one bedroom units. These "Micro-Apartments" which are the fastest growing trend in urban centers around the world, though compact, are filled with light from the large windows. more... See more text