Hanna is the agricultural service centre for a trading area population estimated at over 8,000 people. The Hanna trading area includes areas East along Highway 9 to the Saskatchewan border, South to the Red Deer River, North to the Halkirk area and West to Drumheller.
Other major industry in the area includes electricity generation (ATCO Power), mining (Sherritt Inc., Sheerness Mines), and oil and gas. The major industrial facility includes the Sheerness Generating Station.
Natural resources in the area include thermal coal, clay, sand/gravel, oil, natural gas, and bentonite.