How much does a furnace replacement cost in Columbia Falls, MT?
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 Columbia Falls 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 Columbia Falls, MT
We have no documented price index for Columbia Falls 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 Columbia Falls
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 Columbia Falls’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 Columbia Falls
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Top-ranked HVAC contractors in Columbia Falls
The top 3 of 44 HVAC contractors we rank for Columbia Falls, MT, by CR Score. Paid placement never changes rank.
- #1Central Heating, Cooling, Plumbing and ElectricalCR Score 654.9from 1,270 Google reviews
- #2Aire Serv of KalispellCR Score 644.9from 650 Google reviews
- #3Wild West Plumbing, Heating & CoolingCR Score 614.9from 762 Google reviews
Furnace replacement cost in Columbia Falls: questions
How much does a furnace replacement cost in Columbia Falls, MT?
Do I need a permit for a furnace replacement in Columbia Falls?
What affects the cost of a furnace replacement?
How many HVAC contractors serve Columbia Falls?
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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