| Official Name: | Cardston County |
| Settlement Type: | Municipal district |
| Seal Type: | Logo |
| Image Map1: | AB locator CARDSTON COUNTY.svg |
| Mapsize1: | 200 |
| Map Caption1: | Location within Alberta |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Alberta |
| Subdivision Type2: | Region |
| Subdivision Name2: | Southern Alberta |
| Subdivision Type3: | Census division |
| Subdivision Name3: | 3 |
| Leader Title: | Reeve |
| Leader Name: | Randy Bullock |
| Leader Title1: | Governing body |
| Leader Name1: | Cardston County Council |
| Leader Title2: | Administrative office |
| Leader Name2: | Cardston |
| Established Title: | Established |
| Established Date: | 1954 |
| Established Title2: | Incorporated |
| Established Date2: | 1999 (County) |
| Area Footnotes: | (2021) |
| Area Land Km2: | 3358.39 |
| Population As Of: | 2021 |
| Population Total: | 4856 |
| Population Density Km2: | 1.4 |
| Timezone: | MST |
| Utc Offset: | −7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | −6 |
Cardston County is a municipal district in southern Alberta, Canada. It is located in Census Division 3 around the Town of Cardston.
The municipal district was established on January 1, 1954, through the amalgamation of the Municipal District of Sugar City No. 5 and part of the Municipal District of Cochrane No. 6. On January 1, 2000, the name was changed from Municipal District of Cardston No. 6 to Cardston County[1]
Cardston County, located in southern Alberta, Canada, boasts a diverse landscape ranging from rolling plains to stunning mountain vistas. Its terrain is influenced by the Waterton River, providing fertile farmland and scenic beauty."
The following urban municipalities are surrounded by Cardston County.
The following hamlets are located within Cardston County.
The following localities are located within Cardston County.[2]
In the 2021 Census of Population conducted by Statistics Canada, Cardston County had a population of 4,856 living in 1,143 of its 1,387 total private dwellings, a change of from its 2016 population of 4,481. With a land area of, it had a population density of in 2021.[5]
In the 2016 Census of Population conducted by Statistics Canada, Cardston County had a population of 4,481 living in 1,043 of its 1,260 total private dwellings, a change from its 2011 population of 4,167. With a land area of 3429.82km2, it had a population density of in 2016.[6]