Efficiency Maine - Home Energy Loans

September 19, 2023


Efficiency Maine offers a variety of home energy loans to help customers pay for energy upgrades. Maine homeowners can borrow up to $7,500 over 10 years with interest rates fixed at 5.99% APR. There are no additional fees associated with these loans.



  • Homeowners of any income (businesses are not eligible)
  • Borrower must be a Maine resident
  • Minimum credit score depends on loan type
  • Maximum debt-to-income ratio depends on loan type
  • No recent bankruptcies, foreclosures, or repossessions, depending on loan type


  • Located in Maine, PACE loans only available in PACE Towns


  • Required: an upgrade eligible for a Home Energy Savings Program or Low-Income Initiative rebate
  • Optional: Health and safety measures if necessary to complete the upgrade (not to exceed 25% of the loan). Examples include: moisture/radon mitigation before air sealing, vermiculite removal before insulation, knob and tube wiring removal before insulation, leaky roof repairs before attic insulation, chimney lining before boiler/furnace replacement, electrical panel upgrade before heat pump installation


  • Upgrades must be installed by an Efficiency Maine Residential Registered Vendor. Loans can only be paid out to Registered Vendors.


  • While funds are available. Loans have been available since 2011.

For more information, and to apply for a loan, go to Efficiency Maine's website.

Program Overview

Implementing Sector: State
Category: Financial Incentive
State: Maine
Incentive Type: Loan Program
Web Site: http://www.efficiencymaine.com/at-home/energy-loans/
Administrator: Efficiency Maine Trust
Start Date:
Eligible Renewable/Other Technologies:
  • Biomass
  • Geothermal Heat Pumps
  • Water Heaters
  • Boilers
  • Heat pumps
  • Insulation
Maximum Loan: $7,500
Loan Term: 5 or 10 years
Interest Rate: Fixed at 5.99% APR


Name: Efficiency Maine
Address: 168 Capitol St., Suite 1
Augusta ME 04330-6856
Phone: (877) 376-2463
Email: info@efficiencymaine.com

This information is sourced from DSIRE; the most comprehensive source of information on incentives and policies that support renewables and energy efficiency in the United States. Established in 1995, DSIRE is operated by the N.C. Clean Energy Technology Center at N.C. State University.