Heating Cost in Rhode Island → Washington County
How much does it cost to heat a home in Washington County? Here's a breakdown by fuel type, using real local prices and 5,624 heating degree days for Washington County.
Estimates are for a typical 2,000 sq ft home. Use the calculator for your exact ZIP code.
↓ Oil prices in Washington County are down 10.3% over the past 6 weeks. View current oil prices.
| Fuel | Local Price | Cost/MMBTU | Annual Cost | Monthly (Heating) |
|---|---|---|---|---|
| Natural Gas Cheapest | $1.87/therm | $20 | $1,583 | $264 |
| Heat Pump | $0.30/kWh | $29 | $2,318 | $386 |
| Heating Oil | $4.20/gallon | $36 | $2,806 | $468 |
| Electric Baseboard | $0.30/kWh | $88 | $6,955 | $1,159 |
Cheapest option for this area
Natural Gas
$1,583/year estimated — saving $1,223/year vs heating oil
Oil price: $4.20/gal (local median). Electricity: $0.30/kWh (Rhode Island avg). Gas: $1.87/therm (Rhode Island avg). HDD: 5,624. Estimates for a 2,000 sq ft home.
Prices updated: 2026-06-03. Prices may differ from real-time calculator.
At local electricity rates ($0.30/kWh) and oil prices ($4.20/gal), switching from oil to a heat pump would pay for itself in approximately 22.6 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 Washington 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 Washington County can be $0.50–$1.00/gallon — that's $250–$500/year on the same fuel.
Median: $4.20/gal · 7 suppliers reporting prices
Compare Washington County Suppliers →