Heating Cost in New Hampshire → Grafton County
How much does it cost to heat a home in Grafton County? Here's a breakdown by fuel type, using real local prices and 7,451 heating degree days for Grafton County.
Estimates are for a typical 2,000 sq ft home. Use the calculator for your exact ZIP code.
| Fuel | Local Price | Cost/MMBTU | Annual Cost | Monthly (Heating) |
|---|---|---|---|---|
| Natural Gas Cheapest | $1.83/therm | $20 | $2,050 | $342 |
| Heat Pump | $0.26/kWh | $26 | $2,682 | $447 |
| Heating Oil | $5.40/gallon | $46 | $4,784 | $797 |
| Electric Baseboard | $0.26/kWh | $77 | $8,047 | $1,341 |
Cheapest option for this area
Natural Gas
$2,050/year estimated — saving $2,734/year vs heating oil
Oil price: $5.40/gal (local median). Electricity: $0.26/kWh (New Hampshire avg). Gas: $1.83/therm (New Hampshire avg). HDD: 7,451. Estimates for a 2,000 sq ft home.
Prices updated: 2026-06-03. Prices may differ from real-time calculator.
At local electricity rates ($0.26/kWh) and oil prices ($5.40/gal), switching from oil to a heat pump would pay for itself in approximately 5.2 years (based on average installation cost of $11,000). Federal tax credits and state rebates can reduce this significantly.
During the heating season (October–March), a typical 2,000 sq ft home in Grafton County costs approximately:
If you're staying with oil heat, the biggest savings come from comparing local suppliers. The spread between cheapest and most expensive in Grafton County can be $0.50–$1.00/gallon — that's $250–$500/year on the same fuel.
Median: $5.40/gal · 4 suppliers reporting prices
Compare Grafton County Suppliers →