An unfinished basement featuring concrete block walls, exposed floor joists, and a metal forced-air furnace with ductwork near a central pillar.

Furnace vs Boiler in Kenosha County, Wisconsin

When a furnace makes sense

If your house already has ductwork, a furnace is the straightforward choice. It ties into what's there, and with 8 months of heating season and nights averaging 18°F, you want a system this region already runs on. The same ducts can carry central air if you add it later.

When a boiler makes sense

If your home heats through radiators or in-floor pipes rather than ducts, a boiler is the machine built for that setup. It runs about 5% cheaper than a furnace here, which matters over an 8 month heating season. It won't move air for central air conditioning, so that's worth weighing if you don't already have radiant heat in place.

When a furnace makes sense

If your house already has ductwork, a furnace is the straightforward choice. It ties into what's there, and with 8 months of heating season and nights averaging 18°F, you want a system this region already runs on. The same ducts can carry central air if you add it later.

When a boiler makes sense

If your home heats through radiators or in-floor pipes rather than ducts, a boiler is the machine built for that setup. It runs about 5% cheaper than a furnace here, which matters over an 8 month heating season. It won't move air for central air conditioning, so that's worth weighing if you don't already have radiant heat in place.

A gray forced-air furnace with ductwork stands in an unfinished concrete basement surrounded by storage items and clutter.

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

A gray boiler with copper and black iron pipe connections stands against a concrete basement wall, with a water heater and storage shelving visible in the background.

Boiler

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 Kenosha County.

In the Great Lakes states, 78.8% of homes heat with a furnace, so most already have the ductwork it needs.

About 5% lessto heat with a boiler than with a furnace, at Wisconsin prices
18°Faverage winter low
75%of homes here heat with gas

If your home already has radiators or in-floor pipes instead of ductwork, a boiler is still the better choice.

Find a contractor
Compared onFurnaceBoiler
Cost to run hereCosts more to runAbout 5% less to run
What it doesHeats onlyHeats only
Homes in the Great Lakes states that heat with one78.8%7.7%
Handles a 18°F nightYesYes

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

When a furnace makes sense

If your house already has ductwork, a furnace is the straightforward choice. It ties into what's there, and with 8 months of heating season and nights averaging 18°F, you want a system this region already runs on. The same ducts can carry central air if you add it later.

When a boiler makes sense

If your home heats through radiators or in-floor pipes rather than ducts, a boiler is the machine built for that setup. It runs about 5% cheaper than a furnace here, which matters over an 8 month heating season. It won't move air for central air conditioning, so that's worth weighing if you don't already have radiant heat in place.

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

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