How much does a furnace replacement cost in Mill Plain, WA?
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 Mill Plain 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 Mill Plain, WA
We have no documented price index for Mill Plain 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 Mill Plain
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 Mill Plain’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 Mill Plain
Tell us about the job and we will pass it to local pros. Asking for quotes never changes how we rank anyone.
Two short steps: your name, then how to reach you. Free, and it never changes anyone’s rank.
Top-ranked HVAC contractors in Mill Plain
The top 3 of 386 HVAC contractors we rank for Mill Plain, WA, by CR Score. Paid placement never changes rank.
- #1Apollo Plumbing, Heating & Air Conditioning - ORCR Score 654.8from 4,141 Google reviews
- #2Apollo Plumbing, Heating & Air Conditioning - WACR Score 654.8from 1,153 Google reviews
- #3Sub Zero Temp ControlCR Score 645.0from 336 Google reviews
Furnace replacement cost in Mill Plain: questions
How much does a furnace replacement cost in Mill Plain, WA?
Do I need a permit for a furnace replacement in Mill Plain?
What affects the cost of a furnace replacement?
How many HVAC contractors serve Mill Plain?
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.
Related pages
More cost guides for Mill Plain
- Roof replacement cost in Mill Plain
- Roof repair cost in Mill Plain
- Water heater replacement cost in Mill Plain
- AC replacement cost in Mill Plain
- Electrical panel upgrade cost in Mill Plain
- Interior painting cost in Mill Plain
- Exterior painting cost in Mill Plain
- Kitchen remodel cost in Mill Plain
- Bathroom remodel cost in Mill Plain
- Hardwood floor installation cost in Mill Plain
- Fence installation cost in Mill Plain
- Deck building cost in Mill Plain
- Siding replacement cost in Mill Plain
- Window replacement cost in Mill Plain
- Gutter installation cost in Mill Plain
- Attic insulation cost in Mill Plain
- Solar panel installation cost in Mill Plain
- Garage door repair cost in Mill Plain
- Foundation repair cost in Mill Plain
- Tree removal cost in Mill Plain
- Water damage restoration cost in Mill Plain
- Concrete driveway cost in Mill Plain
- Drywall repair cost in Mill Plain