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Make Your Home More Energy Efficient

Columbia Water & Light offers a variety of programs and incentives to help you save money and energy.

Residential Programs and Tools

Rebates, Discounts, and Loans

Home Performance with Energy Star Program – This program provides rebates and low-interest loans for home energy-efficiency upgrades, including, sealing air leaks, adding insulation, sealing duct work and improving heating and cooling systems.

Home Performance Rebates and Loans

Home Performance Energy Efficiency Scores

Attic Plus Rebates – Rebates for insulation improvements are available to residential electric customers who may not be eligible for Home Performance rebates.

Air Conditioners and Heat Pumps – We provide rebates on air conditioners and heat pumps. We also offer a reduced electric rate for heat pumps.

Air Conditioner and Air Source Heat Pump Rebates

Heat Pump Discounts

Ground Source Heat Pump Rebate

Income Qualifying Programs – These programs help City of Columbia citizens get the energy they need. With these programs you can benefit or help others benefit by donating small sums of money.

C.A.S.H. and H.E.L.P. Utility Assistance Programs

Window Air Conditioner Exchange Program

Enhanced Home Performance with Energy Star

Energy Efficiency Tools and Tips

Free Residential Energy Audit – Audits are available for all customers. Our evaluation of your home or business will provide energy and water efficiency tips specific for your location. Sign up using our opens in a new windowonline audit sign-up form.

Energy Depot Tool – This is a set of online tools and resources to help you better understand and manage your home’s energy use and costs.

Rule Your Attic Tool – Use this calculator to see how much insulation you may need, rebate amounts and payback period.

Energy Efficiency Tips – Read these tips to learn how to improve the efficiency of your home and see significant energy savings.

Energy Conservation Videos

opens in a new windowEnergy Efficient Lighting

Energy Efficiency for Rental Homes

Residential Tree Power – Electric customers can save money on cooling costs with a free shade tree. opens in a new windowSign-up online now or call 573-874-7325.

Approved Contractors – View list of Home Performance with Energy Star contractors.

Contact Utility Services


701 E Broadway, Columbia, MO 65205




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