Average Heating Bill in Connecticut → Hartford County
$542/mo
$3,255/year
$1.63/sq ft (oil heat, 2,000 sq ft home)
↑ Oil prices are up 20.8% 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 | $1.89/therm | $20 | $1,692 | $282 |
| Heat Pump | $0.30/kWh | $30 | $2,485 | $414 |
| Heating Oil | $4.59/gallon | $39 | $3,255 | $542 |
| Electric Baseboard | $0.30/kWh | $89 | $7,455 | $1,243 |
Cheapest option for this area
Natural Gas
$1,692/year estimated — saving $1,563/year vs heating oil
Average monthly heating costs during the October–March season for a 2,000 sq ft home in Hartford 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 (5,963 HDD for Hartford County), and current EIA state-average energy rates. Oil prices reflect local median from 33 tracked suppliers.
Data updated 2026-07-26.
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If you're staying with oil heat, compare local suppliers to find the best price. The spread in Hartford County can be $0.50–$1.00/gallon.
Median: $4.59/gal · 33 suppliers reporting prices
Compare Hartford County Suppliers →We'll email you when local heating oil prices drop to your target — no spam, only price drops.