Buck Creek, located in Brazeau County, Alberta, derives its name from its proximity to Buck Lake, a nearby natural feature that influenced the area's early nomenclature. The community emerged as a settlement area in the early 1920s, reflecting broader patterns of rural expansion in west-central Alberta during that decade. Following the end of World War I, early homesteaders began arriving in Brazeau County, drawn by the availability of affordable land under Canada's Dominion Lands Act, which offered 160-acre plots for a nominal fee of $10 upon meeting residency and cultivation requirements. Many were veterans supported by the Soldier Settlement Board, established in 1917 to facilitate land grants and loans for ex-servicemen seeking agricultural opportunities as a means of reintegration into civilian life. This post-war influx was motivated by economic prospects in farming and logging, as the region promised fertile soil and access to timber resources amid recovering national immigration policies. Initial land surveys in Brazeau County, conducted as part of the Dominion government's systematic township grid under the Dominion Land Survey, divided the landscape into quarter-sections to promote orderly homesteading. Settlers typically claimed land along creeks and lakes for water access, establishing dispersed farmsteads focused on mixed agriculture and subsistence living. Homesteading patterns emphasized family-based units, with pioneers clearing bushland using basic tools like axes and oxen, often forming loose cooperative networks for mutual aid in building cabins and breaking sod. These efforts laid the groundwork for community cohesion in isolated rural pockets like Buck Creek.
The Post Office opened January 1, 1925. The first postmaster was W. Bathgate, who held the position until 1952.