| Lac des Arcs | |
| Settlement Type: | Hamlet |
| Pushpin Map: | Canada Alberta |
| Pushpin Label Position: | none |
| Pushpin Map Caption: | Location of Lac des Arcs in Alberta |
| Pushpin Mapsize: | 220 |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Alberta |
| Subdivision Type2: | Census division |
| Subdivision Name2: | No. 15 |
| Subdivision Type3: | Municipal district |
| Subdivision Name3: | M.D. of Bighorn No. 8 |
| Government Type: | Unincorporated |
| Leader Title: | Governing body |
| Leader Name: | M.D. of Bighorn No. 8 Council |
| Area Footnotes: | (2021) |
| Area Land Km2: | 0.57 |
| Population As Of: | 2021 |
| Population Total: | 146 |
| Population Density Km2: | 256.2 |
| Timezone: | MST |
| Utc Offset: | −7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | −6 |
| Coordinates: | 51.0517°N -115.1564°W |
| Elevation M: | 1320 |
Lac des Arcs is a hamlet in Alberta, Canada within the Municipal District (MD) of Bighorn No. 8.[1] It is located on the south side of the Bow River opposite the Hamlet of Exshaw and has an elevation of 1320m (4,330feet). Highway 1 (the Trans-Canada Highway) borders Lac des Arcs on the south.
The hamlet is located in Census Division No. 15 and in the federal riding of Wild Rose.
See main article: Lac des Arcs (Alberta).
The wide span of the Bow River adjacent to the Hamlet of Lac des Arcs is also referred to as a lake under the same name, which attracts wind surfers and fishers. The Lafarge Exshaw Plant, a limestone quarry, is developed on the lake's northern shore.
In the 2021 Census of Population conducted by Statistics Canada, Lac Des Arcs had a population of 146 living in 57 of its 82 total private dwellings, a change of from its 2016 population of 130. With a land area of, it had a population density of in 2021.[2]
As a designated place in the 2016 Census of Population conducted by Statistics Canada, Lac Des Arcs had a population of 130 living in 53 of its 83 total private dwellings, a change of from its 2011 population of 144. With a land area of 0.52km2, it had a population density of in 2016.[3]