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Is It Cheaper to Run Space Heaters or Central Heat?

Image of Amanda Triolo - CEO of Grasshopper
Amanda August, CEO of Grasshopper Heating, Cooling & Plumbing
Published January 26, 2026
Is It Cheaper to Run Space Heaters or Central Heat?

When winter temperatures drop, many homeowners start looking for ways to keep heating bills under control. A common question Grasshopper Heating, Cooling, Plumbing & Electrical hears from customers is: Is it cheaper to run space heaters or central heat?

At first glance, space heaters may seem like a budget-friendly alternative. They’re inexpensive to buy, easy to use, and provide quick warmth. But when you take a closer look at energy costs, safety, and long-term efficiency, the answer isn’t always so simple.

Let’s break it down so you can make the smartest and safest decision for your home.

How Much Energy Do Space Heaters Really Use?

Most portable electric space heaters use around 1,500 watts of electricity. If electricity costs roughly $0.15 per kilowatt-hour, running one space heater for eight hours a day can cost about $1.80 per day, or more than $50 per month.

Now consider this:

  • Many homes use multiple space heaters at once
  • Bedrooms, offices, and living areas often each need their own heater
  • Usage can stretch well beyond eight hours on cold days

Once you plug in two or three space heaters, your “cheap” solution can quickly rival, or exceed, the cost of running central heat.

Central Heating: More Efficient Than You Think

Modern central heating systems, especially high-efficiency furnaces and heat pumps, are designed to heat your entire home evenly while using energy as efficiently as possible.

Gas furnaces with efficiency ratings of 90–98% AFUE convert most of the fuel they consume directly into heat. Heat pumps, meanwhile, move heat rather than generate it, making them one of the most energy-efficient heating options available in many climates.

While central heating has a higher upfront installation cost, the cost per hour to heat your whole home is often lower than running several space heaters at once.

The Hidden Costs of Space Heaters

Space heaters don’t just impact your electric bill; they can also pose serious risks and inconveniences.

Safety concerns include:

  • Increased risk of house fires
  • Overloaded electrical circuits
  • Tip-over hazards (especially in homes with pets or children)

According to national safety data, space heaters are one of the leading causes of winter house fires. Central heating systems, when properly maintained, are far safer and more reliable.

When Space Heaters Can Make Sense

There are limited situations where space heaters can be useful:

  • Heating a single, rarely used room
  • Temporary warmth in a drafty space
  • Supplementing heat during extreme cold snaps

However, they should be viewed as short-term or supplemental solutions, not replacements for a properly functioning heating system.

If you’re relying on space heaters every day, it’s often a sign that your central system needs attention.

Why Central Heat Saves More in the Long Run

If your home feels cold without space heaters, the issue may not be your thermostat, it could be:

  • Poor insulation
  • Leaky ductwork
  • An aging or inefficient heating system

Upgrading to a high-efficiency furnace or heat pump, sealing ducts, or improving insulation can significantly reduce monthly heating costs while keeping your home consistently comfortable.

Grasshopper Heating, Cooling, Plumbing & Electrical specializes in helping homeowners identify these energy-wasting problems and fix them for good.

A Smarter, Safer Heating Strategy

Instead of choosing between space heaters and central heat, the smartest approach is to:

  1. Use central heating as your primary heat source
  2. Ensure your system is properly sized and maintained
  3. Address insulation and airflow issues
  4. Use space heaters only occasionally and safely

This strategy keeps your home warm, reduces energy waste, and protects your family.

Trust Grasshopper for Efficient Home Heating Solutions

If you’re wondering whether it’s time to upgrade your heating system, or if your energy bills are higher than they should be, Grasshopper Heating, Cooling, Plumbing & Electrical is here to help.

Our expert technicians can:

  • Evaluate your current heating system
  • Recommend energy-efficient upgrades
  • Improve comfort while lowering monthly costs

Don’t let winter heating decisions drain your wallet. Contact Grasshopper today to schedule a heating consultation and find the most cost-effective solution for your home.


Image of Amanda Triolo - CEO of Grasshopper
Amanda August

Amanda August is the CEO of Grasshopper Heating & Cooling, a rapidly growing HVAC company based in Albany, New York. She leads by focusing on creating opportunities that positively impact both employees and customers.


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