Heating Cost in Maine → Penobscot County
How much does it cost to heat a home in Penobscot County? Here's a breakdown by fuel type, using real local prices and 7,776 heating degree days for Penobscot County.
Estimates are for a typical 2,000 sq ft home. Use the calculator for your exact ZIP code.
↓ Oil prices in Penobscot County are down 8.6% over the past 6 weeks. View current oil prices.
| Fuel | Local Price | Cost/MMBTU | Annual Cost | Monthly (Heating) |
|---|---|---|---|---|
| Natural Gas Cheapest | $2.09/therm | $22 | $2,442 | $407 |
| Heat Pump | $0.28/kWh | $28 | $3,023 | $504 |
| Heating Oil | $4.34/gallon | $37 | $4,012 | $669 |
| Electric Baseboard | $0.28/kWh | $83 | $9,068 | $1,511 |
Cheapest option for this area
Natural Gas
$2,442/year estimated — saving $1,570/year vs heating oil
Oil price: $4.34/gal (local median). Electricity: $0.28/kWh (Maine avg). Gas: $2.09/therm (Maine avg). HDD: 7,776. Estimates for a 2,000 sq ft home.
Prices updated: 2026-07-19. Prices may differ from real-time calculator.
At local electricity rates ($0.28/kWh) and oil prices ($4.34/gal), switching from oil to a heat pump would pay for itself in approximately 11.1 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 Penobscot 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 Penobscot County can be $0.50–$1.00/gallon — that's $250–$500/year on the same fuel.
Median: $4.34/gal · 14 suppliers reporting prices
Compare Penobscot County Suppliers →We'll email you when local heating oil prices drop to your target — no spam, only price drops.