Furnace Replacement in Buffalo Grove, Illinois
Furnace Replacement in Buffalo Grove typically costs $4,500-$9,000 installed in 2026, depending on home size and efficiency tier.
Buffalo Grove is a large, planned suburb of 1970s-and-later homes on original or second-generation forced-air systems. From Old Farm Village to Strathmore, whole streets tend to have furnaces of the same vintage aging out together, so a right-sized high-efficiency replacement is a high-return upgrade here.
| Smaller homes (under 1,500 sq ft) | $3,800-$7,900 |
| Typical homes (1,500-2,500 sq ft) | $4,500-$9,000 |
| Larger homes (2,500-4,000+ sq ft) | $5,000-$11,900 |
Final pricing depends on system size, efficiency, and home configuration. Every quote is written and itemized after a free in-home estimate, with available utility rebates factored in. See current North Shore rebates or get an instant ballpark estimate.
Furnace Replacement for Buffalo Grove homes
The furnaces we replace across Buffalo Grove are typically forced-air units on ductwork that has held up well, often installed slightly oversized when the subdivision was built. That oversizing shows up as short-cycling and uneven heat. We run a load calculation rather than repeating the old capacity, which usually points to a smaller, better-matched, higher-efficiency furnace that cycles longer and heats more evenly.
A modern 90-98% AFUE condensing furnace trims gas use across a Buffalo Grove winter but needs PVC venting and a condensate drain, planned around the home's layout. Licensed, insured installers set the unit, verify the duct connections, and confirm safe combustion. The old furnace is hauled away, the warranty registered, and we hand off any Nicor rebate the new equipment qualifies for.
When Buffalo Grove homeowners call us for this
- System is 15+ years old or out of warranty
- A repair would cost a large share of a new unit
- Rising energy bills or uneven comfort
- Repeated breakdowns in a single season
- Phased-out refrigerant (older R-22 AC)
- Planning ahead before a full failure
Why Buffalo Grove homes need replacement planning
Buffalo Grove is a large, planned suburb of 1970s-and-later homes on original or second-generation forced-air systems. Furnace-and-AC full-system replacements dominate, with growing interest in heat pumps for the utility rebates.
Talk it through - (847) 752-4418Neighborhoods we cover in Buffalo Grove
Our process
- 1Free in-home estimate
A comfort specialist comes to your Buffalo Grove home, measures the space, checks ductwork and venting, and explains options and honest price ranges in writing - no charge, no pressure.
- 2Right-sized equipment
We size the system with a proper load calculation and choose efficiency levels that qualify for the utility rebates you're eligible for.
- 3Professional installation
Licensed, insured installers remove the old system and install the new one to spec.
- 4Rebates, registration & follow-up
We register the warranty, hand off the utility rebate paperwork, and confirm everything is running right.
Frequently asked - Furnace Replacement in Buffalo Grove
How much does furnace replacement cost in Buffalo Grove?
Furnace Replacement in Buffalo Grove typically runs $4,500-$9,000 installed, depending on system size, efficiency, and how the home is configured. We provide a written, itemized estimate from a free in-home visit for every Buffalo Grove project - and factor in the utility rebates you qualify for.
Do you serve all of Buffalo Grove?
Yes. We cover every neighborhood in Buffalo Grove, including Old Farm Village, Strathmore, Highland Grove, Cambridge and surrounding areas.
Are you available 24/7 for emergencies in Buffalo Grove?
Yes. We run a 24/7 line across Buffalo Grove for no-heat and no-cool emergencies and can prioritize dispatch.
What kinds of systems do you commonly replace in Buffalo Grove?
In Buffalo Grove we regularly work with 1970s-90s forced-air furnaces, Central AC, Builder-grade split systems, High-efficiency furnaces, Heat pumps. We match the approach to the home's age, ductwork, and venting.
Furnace Replacement guides
Looking for the full picture on Furnace Replacement or everything we do in Buffalo Grove? Explore those pages, or call (847) 752-4418 for a free estimate today.