How much does a furnace replacement cost in Deer Park, 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 Deer Park 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 Deer Park, NY
We have no documented price index for Deer Park 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 Deer Park
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 Deer Park’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 Deer Park
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 Deer Park
The top 3 of 993 HVAC contractors we rank for Deer Park, NY, by CR Score. Paid placement never changes rank.
- #1Universe Home ServicesCR Score 664.8from 6,771 Google reviews
- #2Apple Air Heating Cooling Electric and PlumbingCR Score 664.8from 4,690 Google reviews
- #3Tragar Home ServicesCR Score 654.9from 3,757 Google reviews
Furnace replacement cost in Deer Park: questions
How much does a furnace replacement cost in Deer Park, NY?
Do I need a permit for a furnace replacement in Deer Park?
What affects the cost of a furnace replacement?
How many HVAC contractors serve Deer Park?
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 Deer Park
- Roof replacement cost in Deer Park
- Roof repair cost in Deer Park
- Water heater replacement cost in Deer Park
- AC replacement cost in Deer Park
- Electrical panel upgrade cost in Deer Park
- Interior painting cost in Deer Park
- Exterior painting cost in Deer Park
- Kitchen remodel cost in Deer Park
- Bathroom remodel cost in Deer Park
- Hardwood floor installation cost in Deer Park
- Fence installation cost in Deer Park
- Deck building cost in Deer Park
- Siding replacement cost in Deer Park
- Window replacement cost in Deer Park
- Gutter installation cost in Deer Park
- Attic insulation cost in Deer Park
- Solar panel installation cost in Deer Park
- Garage door repair cost in Deer Park
- Foundation repair cost in Deer Park
- Tree removal cost in Deer Park
- Water damage restoration cost in Deer Park
- Concrete driveway cost in Deer Park
- Drywall repair cost in Deer Park