| Cochrane Lake | |
| Other Name: | Cochrane Lake Subdivision |
| Settlement Type: | Hamlet |
| Pushpin Relief: | yes |
| Pushpin Map: | Canada Alberta#Canada |
| Pushpin Map Caption: | Location of Cochrane Lake Subd. |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Alberta |
| Subdivision Type2: | Region |
| Subdivision Name2: | Calgary Metropolitan Region |
| Subdivision Type3: | Census division |
| Subdivision Name3: | 6 |
| Subdivision Type4: | Municipal district |
| Subdivision Name4: | Rocky View County |
| Government Type: | Unincorporated |
| Leader Title1: | Governing body |
| Leader Name1: | Rocky View County Council |
| Established Title: | Established |
| Area Footnotes: | (2021) |
| Area Land Km2: | 3.8 |
| Population As Of: | 2021 |
| Population Total: | 767 |
| Population Density Km2: | 201.9 |
| Timezone: | MST |
| Utc Offset: | −07:00 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | −06:00 |
| Coordinates: | 51.245°N -114.4864°W |
| Postal Code Type: | Postal code |
| Area Code: | 403, 587, 825 |
| Blank Name: | Highways |
| Blank1 Name: | Waterways |
Cochrane Lake is a hamlet in southern Alberta under the jurisdiction of Rocky View County. Statistics Canada also recognizes a smaller portion of the hamlet as a designated place under the name of Cochrane Lake Subdivision.[1]
Cochrane Lake is located approximately 45 km (23 mi) northwest of the City of Calgary and 1.6 km (1.0 mi) north of the Town of Cochrane on the west side of Highway 22. Cochrane Lake gets its name from Senator Matthew Henry Cochrane who in 1881 founded the Cochrane Ranche (later known as the British-American Ranche) which was a major producer of beef.
Cochrane Lake is also currently the site of a housing development, managed by property developer Monterra.[2]
In the 2021 Census of Population conducted by Statistics Canada, Cochrane Lake had a population of 767 living in 240 of its 252 total private dwellings, a change of from its 2016 population of 799. With a land area of, it had a population density of in 2021.[3]
The population of Cochrane Lake according to the 2018 municipal census conducted by Rocky View County is 769.[4] Rocky View County's 2013 municipal census counted a population of 792 in the Hamlet of Cochrane Lake, a 226% change from its 2006 municipal census population of 243.[5]