Its main population centre is Dobie, located just north of Ontario Highway 66, 18.5 kilometres (11.5 mi) east of Kirkland Lake.
Dobie housed the miners working the Upper Canada Mines, which produced 4,648,984 ounces of gold before closing in 1971.
Northlands Park was established in the 1920s at the construction of the Nipissing Central Railway line between Swastika (Ontario) and Rouyn-Noranda (Quebec) at mile 14.1.
The line continues to be operated, as a subsidiary of the Ontario Northland Railway, as a freight spur.
[7] Mother tongue (2006):[13] Gauthier is served by two provincial highways:[14] The township is traversed in an east–west direction by the Nipissing Central Railway line that runs between Swastika (Ontario) and Rouyn-Noranda (Quebec).