While this site has participated in Doors Open Ontario in the past, it may not be part of the current season’s program. Please check the Home page for this year’s events and participating sites. For Toronto and Ottawa, check their local websites to confirm.

Otterburnin-person Doors Open Hamilton Region


  • In-person
  • Guided tours available
  • Parking
  • Partial wheelchair access

Come and visit Otterburn, the second-oldest inhabited home in Ontario, and explore the remains of one of the earliest grist mills. The house and mill were built in 1789 by Captain John Aikman, a refugee from the United States after the Revolutionary War. Patrick Bermingham, Otterburn’s current owner, provides fascinating commentary on the site. One tour daily at 10 a.m.

Contact info

919 Mineral Springs Road
Dundas, Ontario
E-mail: bobmaton@hotmail.com


Year built: 1789
Building type:Historical housePrivate residence
Architect: Captain John Aikman

Dates/hours open

May 07, 10:00am - May 08, 12:00pm

Saturday and Sunday: one tour daily at 10 a.m. (20-person maximum; register via email)