HVAC Services in Rochester, NH
NOAA's 1991-2020 climate normals put Rochester at 6,789 heating degree days and 506 cooling degree days per year. Heating is the bigger job here, and furnaces and heat pumps in Rochester put in far more hours than the air conditioner. On average, Rochester gets 145 freezing nights and 11 days above 90°F per year. Snowfall averages about 39 inches. For a 2,000 sq ft house, this climate points to a heating load somewhere near 70,000 BTU/h. Treat that as a starting number. A Manual J calculation will move it up or down based on insulation and windows.
Local Price Guide
| Service | Rochester estimate |
|---|---|
| Furnace Replacement in Rochester | $3,800 to $9,200 |
| Furnace Repair in Rochester | $180 to $770 |
| Boiler Replacement in Rochester | $6,500 to $14,800 |
| Heat Pump Installation in Rochester | $6,500 to $16,000 |
| Heat Pump Repair in Rochester | $210 to $1,010 |
| HVAC System Replacement in Rochester | $10,100 to $21,900 |
| Ductless Mini-Split Installation in Rochester | $3,800 to $8,900 |
| Emergency HVAC Repair in Rochester | $300 to $1,180 |
| AC Installation in Rochester | $3,800 to $8,500 |
| AC Repair in Rochester | $130 to $630 |
| HVAC Tune-Up & Maintenance in Rochester | $90 to $260 |
| Air Duct Cleaning in Rochester | $350 to $800 |
Homes in Rochester
Half the homes in Rochester were built before 1979 (Census ACS median), so the typical house is about 47 years old. A lot of these homes are on their second or third system by now. The ductwork is usually original, and leaky joints are common. Rochester has roughly 9,100 owner-occupied homes, or 65.5% of households. Homes here have a median value of $262,600 and households a median income of $79,388. Those two numbers drive the labor adjustment in our estimate.
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HVAC Costs in Cities Near Rochester
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