Dec 23, 2020 · Depending on the size of your pellet stove and the type of stove you choose to install, you can expect the upfront cost to fall between $1,500 and $3,500.After installation, you’ll need to buy the pellets to keep your stove fueled and burning - most homeowners using pellet stoves need between two and three tons of pellet fuel per year, and with pellets costing