Is electricity more expensive than gas for heating?
Electricity typically costs more per unit than natural gas, depending on your region. But that's only one part of the equation, and on its own it's misleading.
The more important number is how much energy your system actually needs to heat your home. A high-efficiency gas furnace converts about 95% of its fuel into usable heat, which is considered excellent for combustion-based equipment. A cold-climate heat pump, by comparison, achieves efficiencies between 200% and 500%, meaning it delivers two to five times more heat for every unit of electricity it consumes.
So even though you're paying a higher rate per kilowatt-hour, you're using far fewer of them to maintain the same comfort level. For many households, the net result is a lower heating bill after switching to a heat pump, despite the higher unit price of electricity. The savings are especially pronounced for homes currently heating with propane or oil, where fuel prices tend to be both higher and more volatile than natural gas.
How do heat pumps achieve such high efficiency?
Heat pumps don't generate heat the way a furnace does. Instead of burning fuel to create warmth, they use a small amount of electricity to move heat from one place to another. In winter, a heat pump extracts heat from the outdoor air (even very cold air contains usable heat energy) and transfers it indoors.
Because moving heat takes far less energy than creating it, heat pumps can deliver significantly more heating output than the electricity they consume. A system operating at a COP (coefficient of performance) of 3.5 is producing 3.5 units of heat for every 1 unit of electricity it uses. That's the fundamental reason heat pumps can result in lower heating costs even when electricity is more expensive per unit than gas.
Why electric resistance heat is not the same as a heat pump
This is a common source of confusion. Electric baseboard heaters, space heaters, and older electric furnaces all use electric resistance heating, which works by pushing electricity through elements that get hot. It's simple, but it converts electricity to heat at a 1
ratio: one unit of electricity in, one unit of heat out. That's no better than a gas furnace, and it's expensive to run.A heat pump uses electricity very differently. Instead of converting it directly into heat, it uses electricity to power a compressor and a refrigeration cycle that moves existing heat from outside to inside. That process produces two to five times as much heating per unit of electricity. They're both "electric" systems, but the performance gap between them is enormous. If someone tells you electric heating is expensive, they're probably thinking of resistance heat, not a heat pump.
Can high electricity rates still be cheaper than gas heating?
Yes, and it happens more often than people expect. Because heat pumps use so much less energy to produce the same amount of heat, the total cost of heating frequently favors a heat pump even in areas with above-average electricity rates. The unit price of energy matters less than the total amount of energy you need to buy.
The math becomes especially favorable for homes heating with propane or oil, where fuel prices can be two to three times higher per BTU than natural gas and tend to swing unpredictably from year to year. In those cases, switching to a heat pump often results in savings of $1,000 to $2,500 annually on heating costs alone.
Even for homes on natural gas, the efficiency advantage of a heat pump usually narrows the cost gap significantly, and in many regions tips it in favor of the heat pump. Add in the fact that a heat pump also replaces your air conditioner (since it handles cooling too), and the overall household energy economics shift further.
How does the energy grid affect heating costs?
The electricity grid is in the middle of a long-term shift toward cleaner generation sources. Wind, solar, and hydro are making up a larger share of the energy mix each year, which has two practical implications for homeowners with heat pumps.
First, as renewable generation increases, it tends to put downward pressure on wholesale electricity prices because wind and solar have no fuel costs. That doesn't always translate directly to retail rates in the short term, but the long-term trend favors more stable and competitive electricity pricing compared to fossil fuels, which are subject to supply disruptions, geopolitical factors, and extraction costs.
Second, the environmental benefit of a heat pump improves over time without you doing anything. As the grid gets cleaner, the emissions associated with the electricity your heat pump uses go down. A gas furnace, by contrast, produces the same emissions throughout its entire lifespan regardless of what happens to the grid.
For homeowners making a decision about their next heating system, the trajectory of the grid is relevant. You're choosing equipment that will be in your home for 15 to 20 years, and the economics and environmental case for electric heating are both trending in the right direction over that timeframe.