Onefour was a research substation of Agriculture and Agri-Food Canada that focused on forage and cattle data.[1] This locality is located in the extreme Southeast of southern Alberta within Cypress County, located west of Highway 41, southeast of Medicine Hat.
Originally located at (SW15 T1 R4) Township 1, Range 4 the original ranch was given the name "Onefour" as the Onefour grew the headquarters were moved to (SW15 T2 R4) and the name Onefour remained. Onefour once had a store, school and assembly hall and residences for staff. Today only a few staff homes, two duplexes, a cookhouse and offices remain of the locality.