Propane usage and context in Wyoming
Wyoming's extremely cold winters and Mountain West cold-climate character shape the role propane plays in the state. Propane is concentrated in rural ranches, manufactured housing, energy-sector worker housing across the very sparsely populated state outside the Casper, Cheyenne and Gillette natural-gas footprints, with much lower household penetration inside the Cheyenne, Casper, Laramie and Gillette metros where natural-gas distribution is dense.
Supply economics in Wyoming are shaped by being from the Opal, Wyoming fractionator and other regional sources. Retail propane in Wyoming typically tracks near 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 Wyoming propane companies and compare per-gallon prices alongside tank rent, delivery fees and contract terms.
Propane companies with outlets in Wyoming (WY)
All three major national propane companies operate in Wyoming: AmeriGas, Suburban Propane and Ferrellgas. Regional and specialty operators serving the state include Cenex (CHS) (the farmer cooperative is dominant on Wyoming agricultural accounts). 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 Wyoming propane industry and regulations
The Wyoming Propane Gas Association represents propane marketers operating in Wyoming, coordinates training under the NPGA / PERC Certified Employee Training Program, and advocates on state regulatory matters.
State-level LP gas oversight in Wyoming sits with the Wyoming State Fire Marshal (Department of Fire Prevention and Electrical Safety), which licenses dealers, inspects installations, and enforces NFPA 58 as adopted in Wyoming Administrative Rules adopting 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 Wyoming?
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 Wyoming?
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. Wyoming typically prices in near the national range. See current US propane prices.
Does Wyoming 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 Wyoming State Fire Marshal (Department of Fire Prevention and Electrical Safety) or the state attorney general consumer protection division for the current rules in Wyoming.