How much does a furnace replacement cost in Harwich, MA?
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 Harwich 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 Harwich, MA
We have no documented price index for Harwich 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 Harwich
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 Harwich’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 Harwich
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 Harwich
The top 3 of 127 HVAC contractors we rank for Harwich, MA, by CR Score. Paid placement never changes rank.
- #1South Shore Heating & CoolingCR Score 664.9from 1,432 Google reviews
- #2Murphy's Air Conditioning, Heating & PlumbingCR Score 664.8from 1,699 Google reviews
- #3Carl F. Riedell & Son, Inc.CR Score 645.0from 866 Google reviews
Furnace replacement cost in Harwich: questions
How much does a furnace replacement cost in Harwich, MA?
Do I need a permit for a furnace replacement in Harwich?
What affects the cost of a furnace replacement?
How many HVAC contractors serve Harwich?
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 Harwich
- Roof replacement cost in Harwich
- Roof repair cost in Harwich
- Water heater replacement cost in Harwich
- AC replacement cost in Harwich
- Electrical panel upgrade cost in Harwich
- Interior painting cost in Harwich
- Exterior painting cost in Harwich
- Kitchen remodel cost in Harwich
- Bathroom remodel cost in Harwich
- Hardwood floor installation cost in Harwich
- Fence installation cost in Harwich
- Deck building cost in Harwich
- Siding replacement cost in Harwich
- Window replacement cost in Harwich
- Gutter installation cost in Harwich
- Attic insulation cost in Harwich
- Solar panel installation cost in Harwich
- Garage door repair cost in Harwich
- Foundation repair cost in Harwich
- Tree removal cost in Harwich
- Water damage restoration cost in Harwich
- Concrete driveway cost in Harwich
- Drywall repair cost in Harwich