New Hampshire Furnace Replacement Cost (2026)
How much does furnace replacement cost in New Hampshire? 2026 ranges run $2.9k–$8.6k (avg $5.2k). AFUE rating, fuel type, and ductwork condition included.
2026 Furnace costs in New Hampshire
National average is $4,500. New Hampshire's regional cost index (1.15×) puts the typical furnace project at roughly $5,175. Low-end $2,875, high-end $8,625. Furnace replacement including equipment and professional installation.
Related on HomeScore
- HVAC System Replacement Cost by City — All Metro Areas
- Roof Replacement Cost by City — All Metro Areas
- Water Heater Replacement Cost by City — All Metro Areas
- Furnace Replacement Cost by City — All Metro Areas
- Electrical Panel Replacement Cost by City — All Metro Areas | HomeScor
- Plumbing System Replacement Cost by City — All Metro Areas