How many places in Canada are called Mars Island?

There is one place named Mars Island in Canada.

All places in the world called "Mars Island".

Location Mars Island:

• British Columbia

Cities

Windsor (4)
Wellington (4)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Kingston (3)
Victoria (3)
Havelock (3)
Centreville (3)
Sidney (3)
Belmont (2)
Cartwright (2)
Deer (2)
Fort Hope (2)
Island Falls (2)
Lunenburg (2)
Paris (2)
Saint Anthony (2)
Shelburne (2)
Trenton (2)
Woodstock (2)
Armstrong (2)
Buffalo (2)
Churchill (2)