| Laurentian Hills | |
| Official Name: | Town of Laurentian Hills |
| Settlement Type: | Town (lower-tier) |
| Pushpin Map: | CAN ON Renfrew#Canada Southern Ontario |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Ontario |
| Subdivision Type2: | County |
| Subdivision Name2: | Renfrew |
| Leader Title: | Mayor |
| Leader Name: | Anne Giardini |
| Leader Title1: | Federal riding |
| Leader Name1: | Renfrew—Nipissing—Pembroke |
| Leader Title2: | Prov. riding |
| Leader Name2: | Renfrew—Nipissing—Pembroke |
| Established Title: | Established |
| Established Date: | January 1, 2000 |
| Area Land Km2: | 634.31 |
| Population As Of: | 2021 |
| Population Total: | 2885 |
| Population Density Km2: | 4.5 |
| Timezone: | EST |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 46.1333°N -110°W |
| Postal Code Type: | Postal Code |
| Postal Code: | K0J 1J0 |
| Area Code: | 613 |
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 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.[1]
The town was 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, awaiting permanent disposal of its radioactive nuclear components.[2]
The town comprises the communities of Chalk River, Meilleurs Bay, Moor Lake, Point Alexander, Rolphton, and Wylie.
In the 2021 Census of Population conducted by Statistics Canada, Laurentian Hills had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of 634.31km2, it had a population density of in 2021.
List of former mayors:
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.[3]