[7] St. Catharines had many freedom seekers and the hotel provided paid wages to people starting a life in the city.

[9] The Welland House Hotel was constructed near Twelve Mile Creek to take advantage of the purported benefits of its mineral waters.

[8] Visitors were typically upper class citizens seeking leisure or relief from illness through spa therapy.

[10] Visitors from the United States were rumoured to be there for espionage during the American Civil War, as both confederate and union figures stayed at the hotel.

[11] In November 1909, Mary Malcolmson started the first North American Girl Guide troop at the Welland House.

[3] The vacant building was in the process of potentially being designated as a heritage site to prevent future demolition.

However, in the early hours of July 12, 2021, emergency crews were called out to the Welland House regarding a large fire.

[23] In August 2023, the City of St. Catharines ordered the property owner to remove remaining debris through enforcement of a bylaw.