What draws the most power in a home?

Author: Gia Breitenberg  |  Last update: Thursday, August 14, 2025

What costs the most on your electric bill? Heating and cooling are by far the greatest energy users in the home, making up around 40% of your electric bill. Other big users are washers, dryers, ovens, and stoves. Electronic devices like laptops and TVs are usually pretty cheap to run, but of course, it can all add up.

What pulls the most electricity in a house?

Which home appliances use the most electricity?
  1. Heating and cooling: 45-50% The largest electricity consumer in the average household is your heating and cooling appliance. ...
  2. Water heater: 12% ...
  3. Lighting: 9-12% ...
  4. Refrigerator: 8% ...
  5. Washer and dryer: 5% ...
  6. Electric oven: 3% ...
  7. Dishwasher: 2% ...
  8. TV and cable box: 2%

What drains the most power in a house?

Air Conditioning & Heating

Your HVAC system uses the most energy of any single appliance or system at 46 percent of the average U.S. home's energy consumption.

What draws a lot of electricity in a house?

Your heating, ventilation and air conditioning system likely uses the most electricity at home. The EIA tells us that space heating and cooling accounts for slightly over 30% of residential energy usage. These appliances run frequently, and many factors can affect their efficiency, like drafts and poor insulation.

What takes the most energy in a home?

Here's what uses the most energy in your home:
  • Cooling and heating: 47% of energy use.
  • Water heater: 14% of energy use.
  • Washer and dryer: 13% of energy use.
  • Lighting: 12% of energy use.
  • Refrigerator: 4% of energy use.
  • Electric oven: 3-4% of energy use.
  • TV, DVD, cable box: 3% of energy use.
  • Dishwasher: 2% of energy use.

How to Monitor Electricity Use | This Old House

Does unplugging appliances save electricity?

According to the U.S. Department of Energy, standby power accounts for as much as 5% to 10% of residential energy use, and homeowners could save $100 to $200 each year on utility bills by unplugging devices that aren't in use.

How to check which appliances use the most electricity?

There are several ways to estimate how much electricity your appliances and home electronics use:
  1. Reviewing the Energy Guide label. ...
  2. Using an electricity usage monitor to get readings of how much electricity an appliance is using.
  3. Calculating annual energy consumption and costs using the formulas provided below.

How can I tell what is draining my electricity?

If you want to test how much power your appliances and devices are using in standby mode, you can buy an electricity usage monitor device. These devices allow you to plug in various tech or appliances and check how much power they're actually using, even in standby mode.

What takes up most of the electric bill?

Whether you're using your air conditioner in summer or your furnace in winter, this makes up the biggest expense on your electricity bill. In fact, heating and cooling account for close to half of an average household's energy usage. The next highest contributor to your electricity bill is your water heater.

Do air purifiers use a lot of electricity?

Room air cleaners are portable, electric appliances that remove fine particles, such as dust and pollen, from indoor air. A standard room air cleaner, operating continuously, uses approximately 450 kWh per year in electricity. This is more than the energy used by some new refrigerators!

What is the biggest drain on an electric bill?

Heating and cooling account for 41% of the total electricity used in U.S. homes according to EIA data, making HVAC the largest piece of each home's demand. Space cooling, in particular, accounts for the largest electricity draw in American homes at 16.6%.

Which appliance is a real energy drainer?

Gas ovens are the biggest culprits, so if you have the option, opt for a convection or fan oven. If you get into the nitty-gritty, you'll find microwave ovens are where it's at. They use approximately 50% of the energy produced to cook your kai (food)—win.

What wastes a lot of electricity?

Appliances and electronics use energy even when they're turned off. One tip to help save on utility bills is to unplug all electronics — including TVs, computers, and phone chargers — when they aren't in use. Connecting multiple electronics to a power strip makes it easier to switch off unused devices all at once.

What 3 appliances consume the most electricity?

The 10 home appliances that consume the most energy
  1. Heaters. By far the biggest user of energy in homes are heaters, accounting for 31.3% of a home's total energy consumption. ...
  2. Water Heaters. ...
  3. Cooling Appliances. ...
  4. Refrigerators. ...
  5. Clothes Dryers. ...
  6. Lighting. ...
  7. Home Entertainment Equipment. ...
  8. Cooking Appliances.

Why is my house using so much power?

So if you still find your electric bill increasing, there may be issues you need to address in your own home. The most common contributing factors are outdated appliances, thermostats, lightbulbs, or insufficient insulation. Here's what you can do to help reduce your household energy usage.

How to reduce electricity bill?

Our top 10 energy saving tips
  1. Switch off lights and electrical appliances when not using them. ...
  2. Switch to energy-saving LED light globes. ...
  3. Shut doors and close curtains. ...
  4. Save energy in how you wash and dry clothes. ...
  5. Understand and improve your home's energy use. ...
  6. Save energy in the kitchen. ...
  7. Manage your heating and cooling.

What is eating up my electricity?

Without further ado, space heating and water heating, on average, are the most energy-consuming equipment. If these appliances are using electricity, they may be what uses the most electricity in your home.

How can I save 90% of my electric bill?

The trick is to buy energy-efficient appliances. Everything from your fridge to your TV and your washing machine can make a huge difference to your electricity bills. When you purchase energy-efficient appliances, you can save up to 90% on your energy costs.

What drains the most electricity in a house?

What uses the most electricity in my home?
  • Air conditioning and heating: 54%
  • Water heating: 16%
  • Refrigeration: 4%
  • Lighting: 4%
  • Appliances and electronics: 23%

Does leaving your TV plugged in use electricity?

When your devices are plugged in but not in use, they consume electricity, known as the phantom effect. As a result, unplugging those devices can save electricity. Do not worry about unplugging every gadget; simply plug what you can into a power strip so you can unplug less.

What could be draining my electricity?

Vampire devices are electrical appliances that drain power when left on standby or when they aren't in use. For example, when you turn off your TV there's no picture but the red standby light is still on. This stays on so you can connect with your TV every time you use the remote.

What burns the most electricity in your house?

What costs the most on your electric bill? Heating and cooling are by far the greatest energy users in the home, making up around 40% of your electric bill. Other big users are washers, dryers, ovens, and stoves. Electronic devices like laptops and TVs are usually pretty cheap to run, but of course, it can all add up.

Why is my electric bill so high when I'm not home?

The real issue lies in other appliances that are constantly drawing power, like refrigerators, televisions, and devices plugged into outlets. Hot Water Heater: One of the biggest energy consumers when you're not at home is your electric hot water heater.

Which household appliances use a lot of electricity?

Washing machines, dishwashers and tumble dryers account for 14% of a typical energy bill, making them the most energy thirsty. The power they need to heat the water or air inside them means they use more electricity. Checking the energy rating of dishwashers can help you save money.

Does a hairdryer use a lot of electricity?

On average, hair dryers use about 1,500 to 2,000 watts of electricity. Using a hair dryer for 10 minutes per day will use about 9.13 kilowatt-hours of electricity per month and 109.5 kilowatt-hours of electricity per year.

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