Solar Cost Calculator Compare install costs & your monthly savings $19/mo* for the first 6 months! Please enable JavaScript in your browser to complete this form. - Step 1 of 9What is Your Avg. Electric Bill? $50/month Use Slider to Adjust:Zip CodeCALCULATE SAVINGSStreet AddressNEXTSelect your utility provider.Otter Tail Power CoThis helps us determine your current electricity rates.NEXTHow much sun does your roof get?Full Sun most of the day.Partially ShadedShaded most of the day.Not Sure.NEXTDo you own your home?Yes, I own my home.No, I do not own my home.NextWould you like to add additional notes?Include any additional details that may be relevant.NEXTWho should we send the results to?FirstLastNEXTWhere should we email your solar quote? *NEXTWhat is your phone number? *Installers may have additional questions to provide an accurate quote We will only share your information with companies that can assist you in completing your projectSubmit