A heat pump outdoor unit mounted on a concrete pad next to the gray-sided exterior wall of a residential house.

Heat pump vs Furnace in San Bernardino County, California

When a heat pump makes sense

A heat pump makes sense if having one system for both heating and cooling matters more to you than the running cost. Winter nights here average 39°F, and a cold-climate model holds its heating power on nights that cold, where a standard model would struggle. You're paying more to run it than a furnace, but you get cooling built in rather than a second system for summer.

When a furnace makes sense

A furnace is the right call if the lowest heating bill is what matters most. Gas heat costs at least 45% less here than a heat pump, and that adds up over the 5 months a year your home needs heat. It's also what 71% of homes here already run on.

When a heat pump makes sense

A heat pump makes sense if having one system for both heating and cooling matters more to you than the running cost. Winter nights here average 39°F, and a cold-climate model holds its heating power on nights that cold, where a standard model would struggle. You're paying more to run it than a furnace, but you get cooling built in rather than a second system for summer.

When a furnace makes sense

A furnace is the right call if the lowest heating bill is what matters most. Gas heat costs at least 45% less here than a heat pump, and that adds up over the 5 months a year your home needs heat. It's also what 71% of homes here already run on.

An outdoor air conditioning condenser unit mounted on a concrete pad beside a house at sunset.

Heat pump

Runs on
Electricity
What it does
Heats and cools
Tax credit
No federal tax credit since the end of 2025

Sources: U.S. Department of Energy · Internal Revenue Code

An unfinished concrete basement containing a metal HVAC air handler, exposed wooden ceiling joists with sheet-metal ducts, a hanging bare bulb, copper pipes, and stacked cardboard boxes.

Furnace

Runs on
Natural gas
What it does
Heats only
Tax credit
No federal tax credit since the end of 2025

Sources: U.S. Department of Energy · Internal Revenue Code

Furnace wins in San Bernardino County.

Gas costs at least 45% less than a heat pump to run here, and most of your neighbors already heat with it.

At least 45% lessto heat with natural gas than with a heat pump, at California prices
39°Faverage winter low
71%of homes here heat with gas

If your home has no gas line to begin with, a heat pump is still worth looking at, since it heats and cools without needing one.

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Compared onHeat pumpFurnace
Cost to run hereCosts more to runAt least 45% less to run
What it doesHeats and coolsHeats only
Homes in the Pacific states that heat with one4.8%56.9%
Handles a 39°F nightStandard models lose heating power in the cold; cold-climate models are built for itYes

Sources: U.S. Energy Information Administration, U.S. Department of Energy, NOAA

When a heat pump makes sense

A heat pump makes sense if having one system for both heating and cooling matters more to you than the running cost. Winter nights here average 39°F, and a cold-climate model holds its heating power on nights that cold, where a standard model would struggle. You're paying more to run it than a furnace, but you get cooling built in rather than a second system for summer.

When a furnace makes sense

A furnace is the right call if the lowest heating bill is what matters most. Gas heat costs at least 45% less here than a heat pump, and that adds up over the 5 months a year your home needs heat. It's also what 71% of homes here already run on.

A San Bernardino County contractor will price both against your own house, your ductwork and your panel.

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