Latest residential propane price in Connecticut
According to the EIA Weekly Heating Oil and Propane Survey, the latest residential propane price in Connecticut is $4.116 per gallon for the week of March 30, 2026. The figures below put that number in context against the national average and other surveyed states.
$4.116
Connecticut average
Week of March 30, 2026
$2.674
US national average
Same week, EIA WHOPS
▲ +53.9%
vs. national
Above the US average
#37 of 38
Cheapest-state ranking
1 = cheapest of all surveyed states
Source: EIA Weekly Heating Oil and Propane Survey, residential retail (USD per gallon). The EIA does not survey every state individually each week — see current US propane prices for the full state ranking and 3-year history.
Propane usage and context in Connecticut
Connecticut's cold winters and Northeast cold-climate character shape the role propane plays in the state. Propane is concentrated in rural and suburban areas outside the gas-distribution corridors, especially in the Litchfield Hills and eastern Connecticut, with much lower household penetration inside the Hartford, New Haven, Bridgeport and Stamford metros where natural-gas distribution is dense.
Supply economics in Connecticut are shaped by being from Northeast terminals fed by Gulf rail and pipeline. Retail propane in Connecticut typically tracks the upper end of the national price range published by the EIA Weekly Heating Oil and Propane Survey during the October–March heating season.
For a current, household-specific picture, request itemised quotes from several Connecticut propane companies and compare per-gallon prices alongside tank rent, delivery fees and contract terms.
Propane companies with outlets in Connecticut (CT)
All three major national propane companies operate in Connecticut: AmeriGas, Suburban Propane and Ferrellgas. Regional and specialty operators serving the state include Paraco Gas (the largest family-owned Northeast retailer), and Superior Plus Propane. Beyond these, local independents and farmer cooperatives serve the long tail of rural addresses — often beating the nationals on price for high-volume customers.
Build a shortlist of three to four dealers serving your address — one national, one regional, one local — and compare itemised quotes. See how to select a propane company and getting quotes.
The Connecticut propane industry and regulations
The Propane Gas Association of New England (PGANE) represents propane marketers operating in Connecticut, coordinates training under the NPGA / PERC Certified Employee Training Program, and advocates on state regulatory matters.
State-level LP gas oversight in Connecticut sits with the Connecticut Department of Energy and Environmental Protection, which licenses dealers, inspects installations, and enforces NFPA 58 as adopted in Connecticut General Statutes Title 16a and adopted NFPA 58. Federal DOT and OSHA rules layer on top of state requirements. For run-out and emergency procedures see what to do if you smell gas and running out of propane.
Frequently asked questions
Who has the cheapest propane in Connecticut?
There is no single cheapest dealer — pricing is set account-by-account based on tank size, fill volume, contract type and route density. Get itemised quotes from at least three dealers (one national, one regional, one local independent) and compare on all-in annual cost rather than headline gallon rate.
What is the current propane price in Connecticut?
Heading into the heating season, the EIA Weekly Heating Oil and Propane Survey publishes regional and state-where-available averages every Monday from October through March. Connecticut typically prices in the upper end of the national range. See current US propane prices.
Does Connecticut have an anti-fill law?
Anti-fill statutes (which constrain dealer lock-in via mandatory disclosure, capped pickup fees, or right to purchase a leased tank) exist in roughly 10-15 US states. Check with the Connecticut Department of Energy and Environmental Protection or the state attorney general consumer protection division for the current rules in Connecticut.