How much does a furnace replacement cost in Mastic, NY?
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 Mastic 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 Mastic, NY
We have no documented price index for Mastic 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 Mastic
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 Mastic’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 Mastic
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 Mastic
The top 3 of 430 HVAC contractors we rank for Mastic, NY, by CR Score. Paid placement never changes rank.
- #1Kintech Heating, Cooling & PlumbingCR Score 635.0from 633 Google reviews
- #2Airborne Heating & Air Conditioning - HVAC ContractorCR Score 635.0from 439 Google reviews
- #3Cool Power LLCCR Score 634.9from 630 Google reviews
Furnace replacement cost in Mastic: questions
How much does a furnace replacement cost in Mastic, NY?
Do I need a permit for a furnace replacement in Mastic?
What affects the cost of a furnace replacement?
How many HVAC contractors serve Mastic?
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 Mastic
- Roof replacement cost in Mastic
- Roof repair cost in Mastic
- Water heater replacement cost in Mastic
- AC replacement cost in Mastic
- Electrical panel upgrade cost in Mastic
- Interior painting cost in Mastic
- Exterior painting cost in Mastic
- Kitchen remodel cost in Mastic
- Bathroom remodel cost in Mastic
- Hardwood floor installation cost in Mastic
- Fence installation cost in Mastic
- Deck building cost in Mastic
- Siding replacement cost in Mastic
- Window replacement cost in Mastic
- Gutter installation cost in Mastic
- Attic insulation cost in Mastic
- Solar panel installation cost in Mastic
- Garage door repair cost in Mastic
- Foundation repair cost in Mastic
- Tree removal cost in Mastic
- Water damage restoration cost in Mastic
- Concrete driveway cost in Mastic
- Drywall repair cost in Mastic