How much does a furnace replacement cost in Smithville, MO?
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 Smithville 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 Smithville, MO
We have no documented price index for Smithville 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 Smithville
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 Smithville’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 Smithville
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 Smithville
The top 3 of 201 HVAC contractors we rank for Smithville, MO, by CR Score. Paid placement never changes rank.
- #1CM Mose & SonCR Score 654.9from 3,649 Google reviews
- #2Air Unlimited Heating & CoolingCR Score 645.0from 848 Google reviews
- #3Climate Control Heating, Cooling & PlumbingCR Score 644.8from 2,421 Google reviews
Furnace replacement cost in Smithville: questions
How much does a furnace replacement cost in Smithville, MO?
Do I need a permit for a furnace replacement in Smithville?
What affects the cost of a furnace replacement?
How many HVAC contractors serve Smithville?
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 Smithville
- Roof replacement cost in Smithville
- Roof repair cost in Smithville
- Water heater replacement cost in Smithville
- AC replacement cost in Smithville
- Electrical panel upgrade cost in Smithville
- Interior painting cost in Smithville
- Exterior painting cost in Smithville
- Kitchen remodel cost in Smithville
- Bathroom remodel cost in Smithville
- Hardwood floor installation cost in Smithville
- Fence installation cost in Smithville
- Deck building cost in Smithville
- Siding replacement cost in Smithville
- Window replacement cost in Smithville
- Gutter installation cost in Smithville
- Attic insulation cost in Smithville
- Solar panel installation cost in Smithville
- Garage door repair cost in Smithville
- Foundation repair cost in Smithville
- Tree removal cost in Smithville
- Water damage restoration cost in Smithville
- Concrete driveway cost in Smithville