Published:
February 13, 2013
Last updated:
July 27, 2026
How to Lower Your Energy Bill With 5 Practical Home Energy-Saving Tips

Key Takeaways

  • Heating and cooling are the biggest home energy costs, so programmable thermostats, sealed leaks, and clean HVAC filters can lower bills.
  • Water heating is usually the second largest energy expense; setting the heater to 120°F or lower and insulating older tanks and pipes can reduce heat loss.
  • ENERGY STAR appliances, clean refrigerator coils, full laundry loads on cooler settings, and a clean dryer vent help cut energy use.
  • When comparing homes, include utility costs along with mortgage, taxes, insurance, and maintenance because insulation, HVAC condition, and appliance efficiency affect monthly affordability.
In This Article

Energy bills are an important part of total homeownership costs. Whether you already own a home or you are comparing homes to buy, lowering monthly utility expenses can help make a property more affordable over time.

The practical tips below focus on everyday household actions across the main systems that affect energy use. They are meant to help you reduce home energy costs without getting into technical retrofit planning.

Below are several energy-saving measures to help you save money either in your current house or future residence.

#1. Heating and cooling

Keeping your home at a comfortable temperature uses more energy than anything else.

To save energy, install a programmable thermostat to adjust the inside temperature when you are not there for long periods of time.

Seal windows and doors to prevent air leaks, and close doors and air vents to rooms that are not often used.

Changing filters in your heating system monthly can also help it run more efficiently, with the added bonus of increasing the air quality in your home.

#2. Water heaters

Heating water is usually the second highest energy expense. To cut costs, set the hot water heater at 120 degrees Fahrenheit or lower. Wrap older hot water heaters with an insulation jacket and insulate the piping leaving the water heater to prevent heat loss.

#3. Appliances

Invest in appliances with the ENERGY STAR® rating. These appliances use less energy to run and will save money.

Cleaning the coils on the back of your refrigerator will help it run more efficiently.

Washing full loads of clothes on cooler settings and keeping your dryer vent clean will also save on energy costs.

#4. Lighting

Besides turning lights off when leaving a room, pay attention to where your household uses lighting the most and choose more efficient bulbs when replacements are needed.

For day-to-day savings, focus on practical habits such as using task lighting instead of lighting an entire room, making the most of natural light during the day, and avoiding unnecessary lighting in unused spaces.

#5. Insulation

Improperly insulated houses mean high energy costs. If the attic is easily accessible, check and replace insufficient insulation to keep your living space at a more comfortable temperature.

By making energy-efficient choices you can save electricity without giving up the comforts of home. Plus, with a little extra effort these simple tips might add more money to your month as well!

Utility costs matter when comparing homes

If you are shopping for a home, it helps to look beyond the mortgage payment alone. Property taxes, insurance, maintenance, and utility costs all affect monthly affordability.

When comparing homes, pay attention to clues such as older insulation, the condition of the HVAC system, and whether major appliances appear outdated or efficient. Two homes with similar prices can feel very different month to month if one is more expensive to heat, cool, and operate.

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FAQs

What runs up your electric bill the most?

Heating and cooling usually use more energy than any other system in the home. Improving thermostat settings, sealing air leaks around windows and doors, and maintaining the HVAC system can help lower those costs.

Does turning off lights really save electricity?

Yes. Turning off lights in unused rooms can reduce unnecessary electricity use. Savings can improve further by using efficient bulbs, relying on natural light during the day, and using task lighting instead of lighting an entire room.

What are 5 ways to save energy at home?

Five practical ways are adjusting heating and cooling settings, lowering water-heater temperature, using efficient appliances, improving everyday lighting habits, and checking insulation. These steps can help reduce monthly utility costs without major retrofit planning.

What wastes the most electricity in a house?

Large systems and appliances often drive the biggest energy use, especially heating and cooling. Other common contributors include water heating, older appliances, unnecessary lighting, and heat loss caused by poor insulation or air leaks.

Do smart thermostats really help lower energy bills?

A programmable or smart thermostat can help by adjusting indoor temperatures when no one is home for long periods. That can reduce wasted heating and cooling use while still keeping the home comfortable when needed.

What is the cheapest way to make a home more energy efficient?

Low-cost steps include sealing drafty windows and doors, changing HVAC filters regularly, turning off unused lights, washing clothes in cooler settings, cleaning refrigerator coils, and keeping the dryer vent clean. These habits can improve efficiency without major upgrades.

How can I lower my electric bill in an apartment or smaller home?

The same basic habits still help in smaller spaces: adjust thermostat settings when away, avoid lighting unused areas, wash full loads on cooler settings, and pay attention to appliance efficiency. Even without access to major upgrades, everyday usage habits can reduce utility costs.

Should buyers consider utility costs when comparing homes?

Yes. Monthly affordability is affected by more than the mortgage payment. Utility costs, along with property taxes, insurance, and maintenance, can make two similarly priced homes feel very different from month to month.

What home features can signal higher utility bills when comparing homes?

Older insulation, an aging HVAC system, drafty windows or doors, and outdated major appliances can all point to higher operating costs. Looking at these details can help buyers compare the true monthly cost of owning different homes.

Is insulation or a new HVAC system the better first upgrade?

It depends on the home’s condition, but poor insulation can raise heating and cooling costs even if the equipment works properly. If the attic is accessible and insulation is clearly insufficient, improving insulation may be a practical first step, while HVAC maintenance and filter changes can also improve efficiency.