Laurentian Hills

Laurentian Hills is a municipality in Eastern Ontario, Canada, on the Ottawa River in Renfrew County. It surrounds (by land) Deep River on the Ontario side of the river. The town is home to the Nuclear Power Demonstration nuclear power plant. The prototype nuclear power plant was operational from 1962 to 1987 and has since then been shut down for over 30 years, awaiting permanent disposal of its radioactive nuclear components. The municipality was formed on January 1, 2000, when the United Townships of Rolph, Buchanan, Wylie and McKay and the Village of Chalk River were merged.

Communities
The town comprises the communities of Chalk River, Meilleurs Bay, Moor Lake, Point Alexander, Rolphton, and Wylie.

Demographics
In the 2021 Census of Population conducted by Statistics Canada, Laurentian Hills had a population of $2,885$ living in $1,251$ of its $1,393$ total private dwellings, a change of NaN% from its 2016 population of $2,961$. With a land area of 634.31 km2, it had a population density of in 2021.

Population trend:
 * Population in 2016: 2961
 * Population in 2011: 2811
 * Population in 2006: 2789
 * Population in 2001: 2750
 * Population in 1996:
 * Chalk River: 974
 * Rolphton, Buchanan, Wylie and McKay: 1810
 * Population in 1991:
 * Chalk River: 874
 * Rolphton, Buchanan, Wylie and McKay: 1656

Trivia
An Ontario Historical Plaque in front of the School House Museum was erected by the province to commemorate the role of Steamboating on the Upper Ottawa in Ontario's heritage.