Whether you own or rent, and live in a single- or multi-family home, find ways to save money and reduce your carbon footprint.

Energy-efficient homes not only cost less to live in, but are also more comfortable, healthier, and better for the environment. The Sponsors of Mass Save offer a variety of incentives, services, and support to help homeowners and renters enjoy all the good things energy efficiency brings.

In addition to rebates and incentives, residents can also take advantage of income-based assistance and federal tax credits to further lower the price of energy-efficient upgrades.

Rebates & Incentives

Take advantage of incentives and financing on home equipment and upgrades, like heat pumps, insulation, lawn equipment, and more.

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Programs & Services

Get objective advice, support, and financial assistance for increasing the energy efficiency of your current home, rental property, or new build.

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For Renters

Discover easy ways to make your apartment or rental property more energy efficient so you can save money and improve home comfort.

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Discover the ways electrifying your home can improve comfort, reduce the health risks of fossil fuels, and lower your carbon footprint.

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Shop Products

Get instant discounts on energy-efficient products and equipment for your home through the Mass Save Marketplace.

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A person configuring an integrated control thermostat

​​​Not Sure Where to Start?

Start your home energy efficiency journey with a no-cost virtual or in-person home energy assessment. An Energy Specialist will seek out inefficiencies, recommend upgrades, and help you access available rebates and incentives.

All Electric Home in Northampton Massachusetts

Case Study: All-Electric Home in Northampton

A new home (3,777 square feet) built in Northampton is only heated with a ductless heat pump system—due to a well-thought-out and implemented plan for air sealing and insulating the home. 

An energy efficient kitchen in Massachusetts

Case Study: All-Electric Home in Acton

When building a new home, homeowners in Acton wanted a high level of energy efficiency. With a ducted heat pump, heat pump water heater, solar array, and battery storage, they saved an annual electric savings of 9,595 kWh.