pool heater cost to operate
1 Pool heat pumps also cost $2,000 to $3,000, depending on brand and size. 2  Solar pool heaters, on the other hand, cost $100 for a small above ground pool brand and $1,000 (or above) for a larger in-ground solar pool heating systems. 3  These prices reflect the actual heater and will not include the installation. Therefore, for a typical 15 x 30 pool, the unit price would be $1,200 and the installation fee can be as high as $1500, bringing to the total to the mid-$2,000âs. 2  A solar pool heating system, being one of the most common means for heating, is in-demand as well. 3  It costs anywhere from $150 to $2,000 (or more).