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Connecticut Home Heating Costs
Residential heating fuel prices in Connecticut from the U.S. Energy Information Administration.
- Heating oil
- $6.15/gal
- Week of 10/19/2026
- Propane
- $4.23/gal
- Week of 10/19/2026
- Electricity
- 24.16¢/kWh
- July 2026
Cost per million Btu
Price divided by the heat in each fuel, before furnace, boiler or heat pump efficiency
| Fuel | Per million Btu |
|---|---|
| Natural gas (winter 2025-26 average) | $16.88 |
| Heating oil | $44.43 |
| Propane | $46.21 |
| Electricity (12-month average) | $82.03 |
Connecticut residential natural gas price, 5 years
Dollars per thousand cubic feet by month
Show as a table
| Period | Connecticut |
|---|---|
| May 2026 | $23.33 |
| Dec 2025 | $16.18 |
| Dec 2024 | $14.83 |
| Dec 2023 | $15.38 |
| Dec 2022 | $18.79 |
| Dec 2021 | $16.48 |
Heating oil and propane prices are collected weekly from October through March. Natural gas prices are monthly and include delivery charges, so summer prices per unit are higher.
Frequently asked questions
- How much is heating oil in Connecticut?
- Residential heating oil in Connecticut averaged $6.15/gal the week of 10/19/2026.
- How much is propane in Connecticut?
- Residential propane in Connecticut averaged $4.23/gal the week of 10/19/2026.
Source: U.S. Energy Information Administration, Heating Oil and Propane Update; Natural Gas Monthly; Form EIA-861M · Last updated 10/19/2026