Yellow Grass is a town in southern Saskatchewan, Canada. It is located in the Rural Municipality of Scott No. 98, approximately 25 km northwest of Weyburn, at the junction of provincial Highway 39 and 621. The town is located on the Canadian Pacific Railway Soo Line, at an elevation of 572 metres above sea level.

Saskatchewan is a province in Western Canada, bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, to the northeast by Nunavut, and to the south by the United States. Saskatchewan and Alberta are the only landlocked provinces of Canada. In 2023, Saskatchewan's population was estimated at 1,225,493. Nearly 10% of Saskatchewan's total area of 651,900 km2 (251,700 sq mi) is fresh water, mostly rivers, reservoirs, and lakes.