How much does a furnace replacement cost in Brookfield, IL?
US national rangeUpdated Prices checked October 20261 source
A furnace replacement costs $2,823 to $6,896 nationally, typical $4,814. We have no documented price index for Brookfield for this job, so this is the US national range from HomeAdvisor, checked October 2026.
US national range, not adjusted for this city
- Low
- $2,823
- Typical
- $4,814
- High
- $6,896
Furnace replacement cost in Brookfield, IL
We have no documented price index for Brookfield for this job, so the table shows the US national range.
| Estimate | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| US national range | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs (HomeAdvisor) | October 2026 |
Furnace replacement cost by type or size
US national figures in USD, as published by each source.
| Type or size | Price (USD) | Source |
|---|---|---|
| Electric furnace | $2,000 to $7,000 | HomeAdvisor |
| Gas furnace | $3,800 to $10,000 | HomeAdvisor |
| Oil furnace | $6,750 to $10,000 | HomeAdvisor |
What drives the cost of a furnace replacement
Fuel type
Electric furnaces cost least to install; oil costs the most.
Efficiency rating
High-AFUE furnaces cost more up front.
Home size
Furnaces are sized at roughly 30 to 60 BTUs per square foot.
Climate
Colder regions need more capacity.
Removal of the old unit
Removal and disposal typically add $150 to $330.
Permits and what's included in Brookfield
Permit note
Furnace replacement usually needs a mechanical permit, and gas work may need its own. Ask your local building department for the fee.
Rules are set locally; confirm with Brookfield’s building department.
What’s usually included
- The new furnace
- Connection to existing ducts, venting and fuel supply
- Startup and testing
Scopes vary. Get the scope in writing on every quote.
Get furnace replacement quotes in Brookfield
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Top-ranked HVAC contractors in Brookfield
The top 3 of 1,740 HVAC contractors we rank for Brookfield, IL, by CR Score. Paid placement never changes rank.
- #1Four Seasons Heating, Air Conditioning, Plumbing, & ElectricCR Score 934.7from 27,709 Google reviews
- #2Freedom Heating, Cooling & ElectricalCR Score 914.9from 2,121 Google reviews
- #3Wise Mechanical SolutionsCR Score 905.0from 184 Google reviews
Furnace replacement cost in Brookfield: questions
How much does a furnace replacement cost in Brookfield, IL?
Do I need a permit for a furnace replacement in Brookfield?
What affects the cost of a furnace replacement?
How many HVAC contractors serve Brookfield?
What is usually included in the price?
Sources
Checked October 2026. Figures are estimates, not quotes.
- HomeAdvisor: Furnace replacement cost · page updated June 17, 2026 · checked October 2026Primary source. Used for: Low, typical and high; prices by fuel; drivers.
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