Heating Cost in Connecticut → New London County
How much does it cost to heat a home in New London County? Here's a breakdown by fuel type, using real local prices and 5,754 heating degree days for New London County.
Estimates are for a typical 2,000 sq ft home. Use the calculator for your exact ZIP code.
↑ Oil prices in New London County are up 5.6% over the past 6 weeks. View current oil prices.
| Fuel | Local Price | Cost/MMBTU | Annual Cost | Monthly (Heating) |
|---|---|---|---|---|
| Natural Gas Cheapest | $1.89/therm | $20 | $1,633 | $272 |
| Heat Pump | $0.30/kWh | $30 | $2,398 | $400 |
| Heating Oil | $4.30/gallon | $37 | $2,942 | $490 |
| Electric Baseboard | $0.30/kWh | $89 | $7,194 | $1,199 |
Cheapest option for this area
Natural Gas
$1,633/year estimated — saving $1,309/year vs heating oil
Oil price: $4.30/gal (local median). Electricity: $0.30/kWh (Connecticut avg). Gas: $1.89/therm (Connecticut avg). HDD: 5,754. Estimates for a 2,000 sq ft home.
Prices updated: 2026-07-18. Prices may differ from real-time calculator.
At local electricity rates ($0.30/kWh) and oil prices ($4.30/gal), switching from oil to a heat pump would pay for itself in approximately 20.2 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 New London 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 New London County can be $0.50–$1.00/gallon — that's $250–$500/year on the same fuel.
Median: $4.30/gal · 14 suppliers reporting prices
Compare New London County Suppliers →We'll email you when local heating oil prices drop to your target — no spam, only price drops.