On October 4, 1948, the Hon. Rusell Kelly officiated at the "Laying of the Cornerstone" as part of final construction of the Winchester District Memorial Hospital. It was officially opened on December 8, 1948. The Hon. George Challies, MPP for Grenville-Dundas and the Hon. Rusell Kelly, Ontario Minister of Health, presided. Over 3,000 people attended. The two-storey building had 32 beds. In the first year, staff and physicians treated 1300 patients and delivered 245 babies.
At the ceremony, a scroll bearing the names of boys in the district killed in the Second World War was erected. It was unveiled by Perley S. Boyd, clerk of the United Counties, who noticed there was no better tribute to war heroes than a hospital.
On March 27, 2009, the new Winchester District Memorial Hospital was officially opened, resulting in the most technologically-advanced facility in rural Ontario. Today, the hospital a hub site for cancer care, dialysis, cataract surgery, and offers specialty clinics with visiting specialists from Ottawa hospitals.
The Winchester Cenotaph was relocated to the entrance area of the hosptial in 2009. The Winchester District Memorial Hospital Second World War Plaque is located inside the hospital with the names of those from this area who died in the Second World War.