average cost to install a fireplace insert
1 On average, a fireplace insert can cost as little as $200 to as much as $3,000. 2  A good quality insert is going to be within the $1,000 to $2,500 price range.3  For example, a lower-end fireplace insert that is highly rated such as the Dimplex DFI2309 Electric Fireplace Insert retails for $173 to $220. A good quality insert is going to be within the $1,000 to $2,500 price range. 2  For example, a lower-end fireplace insert that is highly rated such as the Dimplex DFI2309 Electric Fireplace Insert retails for $173 to $220. 3  A higher-end fireplace insert such as the Vogelzang Colonial retails for $900 to $1,500.