ComfortCostGuide

Metro cost guide

Milwaukee, Wisconsin: HVAC Replacement Cost Calculator

Replacing an HVAC system in Milwaukee typically runs $3,500 to $7,000 for a gas furnace, $4,000 to $7,500 for central air conditioning, and $7,500 to $13,000 when you replace both at once. Heat pumps land between $6,000 and $12,000 installed, while a ductless mini split ranges from $3,500 to $10,000. Milwaukee labor sits about 4% above the national average, with HVAC technicians earning around $32.41 an hour locally.

Worked example

Take a 1,900 sq ft two-story home in Bay View with an original gas furnace from the late 1990s and an outdoor AC unit that finally quit. Because the furnace and coil are both at end of life, the homeowner replaces them together as a matched system. With existing ductwork in usable shape and a straightforward basement furnace swap, this job lands near the middle of Milwaukee's $7,500 to $13,000 combined range — roughly $10,000 installed. Adding a high-efficiency variable-speed furnace, a new line set, or electrical upgrades would push it toward the $13,000 end.

Frequently asked questions

How much does it cost to replace a furnace in Milwaukee?

A gas furnace replacement in Milwaukee generally costs $3,500 to $7,000 installed. Basic single-stage units in homes with existing venting and ductwork sit at the low end, while high-efficiency two-stage or modulating furnaces with new venting push toward $7,000.

Do heat pumps work in Milwaukee winters?

Milwaukee is in climate zone 6, one of the colder zones in the country, so heat pumps here are usually cold-climate models and are often paired with a gas furnace or electric backup heat. Installed costs run $6,000 to $12,000, higher than a furnace alone, so it helps to compare that against the $7,500 to $13,000 cost of a standard AC and furnace pairing.

Should I replace my AC and furnace at the same time?

If both units are near end of life, replacing them together in Milwaukee costs $7,500 to $13,000 versus $4,000 to $7,500 for AC alone plus $3,500 to $7,000 for a furnace done separately. Doing both in one visit saves on labor and ensures the coil and blower are properly matched, which matters for efficiency ratings.

Why are HVAC installation costs higher in Milwaukee than the national average?

Labor in the Milwaukee metro runs about 4% above the national average, with HVAC technicians earning roughly $32.41 per hour. Zone 6 winters also mean equipment is sized for heavy heating loads, so furnaces and cold-climate heat pumps here tend to be larger and more capable than what a milder region would need.

Is a ductless mini split a good option for a Milwaukee home?

Mini splits run $3,500 to $10,000 in Milwaukee depending on how many indoor heads you install. They make the most sense for older homes without ductwork, finished attics and basements, or additions where extending existing ducts would be expensive.

Related cost guides