HVAC Cost in Peterborough, NH in 2026
Most HVAC projects in Peterborough, NH cost between $5,000 and $16,000. The typical price is $9,000.
Peterborough prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
What drives the price
- System size in tons and efficiency rating
- Heat pump versus furnace plus AC
- Ductwork condition and whether it is replaced
- Electrical or gas line changes
Usually included
- Equipment and refrigerant lines
- Installation, startup and commissioning
- New thermostat
- Haul-away of the old unit
Usually extra
- Duct replacement
- Electrical panel upgrades
- Permits and inspections
HVAC contractors in Peterborough, NH
Businesses listed on Google near Peterborough, NH. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
High Ground Service Pros - Plumbers Electricians & HVAC Technicians
4.9(2,428 reviews)
201 Allard Dr, Manchester, NH 03102
Sanford Temperature Control
4.9(1,904 reviews)
96 Old Wilton Rd #1, Milford, NH 03055
Bergeron Mechanical Systems
5.0(583 reviews)
216 Marlboro St Suite 3, Keene, NH 03431
Triumph Home Services
4.9(114 reviews)
428 Main St Ste 8, Keene, NH 03431
Justin Time Plumbing & Heating, LLC
5.0(98 reviews)
67 Summer St, Peterborough, NH 03458
Kierce Heat Pumps and Mechanical LLC
5.0(44 reviews)
355 Fitzwilliam Rd, Richmond, NH 03470