Average Heating Bill in New Hampshire → Grafton County
$664/mo
$3,986/year
$1.99/sq ft (oil heat, 2,000 sq ft home)
↓ Oil prices are down 12.4% over the past 6 weeks, which affects current heating bills. View price trends.
| Fuel | Local Price | Cost/MMBTU | Annual Cost | Monthly (Heating) |
|---|---|---|---|---|
| Natural Gas Cheapest | $2.05/therm | $22 | $2,301 | $383 |
| Heat Pump | $0.27/kWh | $26 | $2,743 | $457 |
| Heating Oil | $4.50/gallon | $38 | $3,986 | $664 |
| Electric Baseboard | $0.27/kWh | $79 | $8,230 | $1,372 |
Cheapest option for this area
Natural Gas
$2,301/year estimated — saving $1,685/year vs heating oil
Average monthly heating costs during the October–March season for a 2,000 sq ft home in Grafton County:
Based on a 2,000 sq ft home with 85% oil furnace efficiency, COP 3.0 heat pump, NOAA 30-year normal heating degree days (7,451 HDD for Grafton County), and current EIA state-average energy rates. Oil prices reflect local median from 7 tracked suppliers.
Data updated 2026-07-17.
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If you're staying with oil heat, compare local suppliers to find the best price. The spread in Grafton County can be $0.50–$1.00/gallon.
Median: $4.50/gal · 7 suppliers reporting prices
Compare Grafton County Suppliers →We'll email you when local heating oil prices drop to your target — no spam, only price drops.