Retirement home. Green Acres Foundation is a not-for-profit organization and management body established by Ministerial Order by the Province of Alberta to provide affordable supportive housing to seniors of the City of Lethbridge, the County of Lethbridge, and the Towns of Picture Butte, Coaldale, and Coalhurst, as well as the Villages of Nobleford and Barons. We have been providing affordable homes for independent senior citizens in Southern Alberta since 1960; today we are one of the largest providers of seniors housing in the province.