Oklahoma Propane Price 2026: Cost Per Gallon, Suppliers & Delivery

Oklahoma residential propane runs $2.27/gal in 2026, roughly 15% below the national average and inside the cheapest US cluster with Texas, Louisiana, and Arkansas. The reason is structural: in-state NGL production from the Anadarko Basin and SCOOP/STACK plays, pipeline reach to the Cushing and Conway, KS storage hubs, and a high-density rural and agricultural propane customer base all compress the supply chain. This is the no-spin breakdown: real fill-cost math, the OKDHS LIHEAP route, the LP Gas Administration license check, and what tornado and ice-storm prep should look like.

Latest EIA residential propane price

Source: EIA Oklahoma residential propane price survey. Current data is the final release of the 2025/26 heating season (week ending 30 March 2026). EIA pauses weekly publication April-September; next release expected October 2026. Refreshed 26 May 2026.

Oklahoma Propane Pricing Snapshot (2026)

Oklahoma residential avg

$2.27/gal

EIA 2026 survey, full-service residential delivery

vs national average

-15%

National avg $2.67/gal. Oklahoma pays $0.40 less per gallon.

vs South region avg

-30%

Region avg $3.26/gal. Oklahoma sits below the regional norm.

Annual fuel cost (1,000 gal)

$2272

Typical OK propane-heat household uses 800-1,200 gal/year

500-gallon refill (400 usable)

$909

Most common residential tank size in OK

Pre-buy savings (May-Aug)

$200-$400/yr

Lock-in or cap-price contracts beat winter spot pricing

Oklahoma is among the cheapest US markets for residential propane, sitting next to Texas ($2.99/gal), Louisiana ($2.93/gal), and Arkansas ($2.37/gal) at the bottom of the 2026 dataset. Pricing is anchored by in-state NGL production, pipeline access to Cushing and Conway, KS storage, agricultural propane demand from the wheat belt, and Tornado Alley standby-generator demand that supports denser supplier route economics in rural counties.

Why Oklahoma Propane Prices Sit Where They Do

Oklahoma sits in the cheapest decile of US residential propane prices. Unlike high-cost Northeast markets driven by long-haul transport, the Oklahoma price floor is set by in-state production economics. The structure is durable: it will not normalise upward without a major shift in NGL production geography.

1. In-state NGL production. The Anadarko Basin (western and central Oklahoma) and the SCOOP and STACK plays (south-central and central OK) are major natural-gas-liquids producing zones. Propane is a primary fractionation product of NGL processing, Oklahoma generates substantial in-state propane supply rather than importing it from the Gulf Coast. That removes 800-1,500 miles of pipeline, rail, and truck transport cost from the per-gallon number paid in Northeast and West markets.

2. Cushing and Conway storage proximity. The Cushing, OK crude-oil hub and the Conway, Kansas propane storage cluster (one of two major US Midcontinent propane storage zones) are both within direct pipeline reach of Oklahoma suppliers. Bulk-storage proximity flattens the seasonal price curve, Oklahoma suppliers can draw winter-fill volume from Conway storage rather than competing for short-haul truck capacity at peak demand.

3. Agricultural propane customer density. Oklahoma is a top-five US wheat producer, with substantial cattle and poultry operations. Grain dryers, irrigation engines, livestock barn heaters, and crop-dusting operations all consume propane in commercial volumes. That agricultural baseload supports year-round supplier route economics in counties where residential demand alone would be too thin to sustain dense competition.

4. Tornado Alley and ice-storm generator base. Oklahoma has one of the highest residential standby-generator install rates in the US, driven by recurring tornado-season grid outages (April-June) and historic December-February ice storms (2007, 2020). Standby generators in rural and exurban OK overwhelmingly run on propane, layering a multi-week non-heating demand source on top of the seasonal heating curve. That broadens the customer base and supports more competitive supplier pricing.

Oklahoma Propane Suppliers: How to Verify a Licensed Dealer

We do not publish individual Oklahoma supplier names from training data. The list below is the three authoritative starting points to identify and verify a licensed propane retailer in Oklahoma. Always cross-check any supplier quoting you against the LP Gas Administration permit records before signing.

LP Gas Administration Board (state regulator)

Authoritative licensing body

Coverage: Statewide. The board issues all dealer, transporter, dispenser, installer, and bobtail permits under Oklahoma Statutes Title 52, Chapter 7 and Oklahoma Administrative Code Title 420.

Notes: Verify any supplier quoting you against the board's permit records before signing. Office: 3815 N Santa Fe Ave, Suite 117, Oklahoma City. Web: oklahoma.gov/lpgas.html. Permit applications and exam information at the same address.

Oklahoma Propane Gas Association (OPGA)

State trade association

Coverage: Statewide. The OPGA member directory lists active in-state propane retailers and is a useful shortlist starting point.

Notes: OPGA is a trade body, not a regulator, confirm any OPGA member's current LP Gas Administration permit before signing. Web: okpropane.org. Phone: 405-424-1775. Office: 3168 N Portland Ave, Oklahoma City.

National Propane Gas Association (NPGA)

National trade association

Coverage: All 50 states. NPGA's member directory cross-indexes propane retailers nationally and surfaces multi-state operators serving Oklahoma.

Notes: Cross-reference any NPGA-listed supplier with the Oklahoma LP Gas Administration permit list, NPGA membership alone does not constitute Oklahoma licensing. Web: npga.org.

Verification note. Oklahoma propane dealers, transporters, dispensers, and installers must hold a current LP Gas Administration Board permit (Class I dealer, Class 1 & 10, etc.) under Oklahoma Statutes Title 52, Chapter 7. The board, located at 3815 N Santa Fe Ave Suite 117 in Oklahoma City, inspects bobtail trucks, bulk plants, and consumer-tank installs against NFPA 58 and Oklahoma Administrative Code Title 420. A hand-curated list of named Oklahoma supplier brands (with HQ, coverage area, and pricing notes) is in our editorial pipeline. We publish supplier names only once each is verified against the LP Gas Administration permit list and the supplier's active service-area page, we do not generate supplier names from training data.

Oklahoma Propane Fill Costs by Tank Size (at $2.27/gal)

Propane tanks fill to 80% of stated capacity (the "80% rule") to allow for thermal expansion. Below is what each fill costs at the Oklahoma 2026 average versus the national-average rate. Real-world quotes vary 10-15% above or below the EIA average depending on supplier, contract type, and delivery frequency.

Tank size	Usable gallons (80%)	Fill cost at $2.27/gal	vs national ($2.67/gal)
100 gal	80 gal	$182	-$32
250 gal	200 gal	$454	-$80
500 gal	400 gal	$909	-$161
1000 gal	800 gal	$1818	-$322

Compare to the national refill cost guide or check pricing in other states.

Oklahoma Heating Season, Storm Prep & Annual Use

Oklahoma's residential heating season runs roughly four months, mid-November through mid-March, with peak demand in January. The state's real demand profile is bimodal, though: standby generators add a second propane-burn window during the April-June tornado season and the December-February ice-storm window. The 2007 and 2020 ice storms each left rural Oklahoma without grid power for over a week, and a 16-22 kW propane generator can burn 50-80 gallons during a multi-day outage.

Typical Oklahoma propane-heat households consume 800-1,200 gallons per year, depending on house size and how much of the load is propane versus electricity or wood. A 2,200 sqft rural home in eastern Oklahoma with propane handling space heat, water heat, range, and dryer averages 950-1,100 gallons. A propane-only-for-grill-and-generator household in OKC or Tulsa metros, where Oklahoma Natural Gas (ONG) handles primary heating, runs 100-250 gallons per year.

Translated to dollars at the 2026 Oklahoma average: a 1,000 gallon household pays $2272 per year for fuel alone, before tank rental fees, delivery surcharges, or service contracts. That is roughly $402 less than a national-average household and roughly $1844 less than a comparable Connecticut household at the high end of the US dataset.

OKDHS LIHEAP for income-qualified households. Oklahoma's Low-Income Home Energy Assistance Program (LIHEAP) is administered directly by Oklahoma Human Services. The 2025-2026 winter heating component opened 6 January 2026; benefits range from $40 to $500 per household per heating season, paid directly to your propane supplier. Apply at OKDHSlive.org with photo ID, Social Security number, most recent heating bill, and income verification. Income limits run from $1,696/month (1 person) to $5,867/month (8 people). A separate Energy Crisis Assistance Program opens in spring for emergency disconnection cases. Households with a Native Nation citizen member can alternatively apply through Cherokee, Choctaw, Chickasaw, or other tribal energy-assistance programs.

Tornado-season tank top-up is the underrated lever. Top up your tank to at least 70% by late March before tornado season opens. A 16-22 kW standby generator burns 1.5-3.0 gallons per hour at load, meaning a 5-day outage from a major tornado, derecho, or ice storm can drain 60-80 gallons even from a partly-full tank. Combined with summer pre-buy or cap-price contract enrollment in May-August, this is the single biggest spend lever for rural Oklahoma propane households, typically saving $200-$400 per year on a 1,000 gallon usage profile versus winter spot fills.

Oklahoma vs Other South Region States (2026)

State	Price/gal	500-gal refill (400 usable)	vs national ($2.67)
Oklahoma (this page)	$2.27	$909	-15%
Arkansas	$2.37	$947	-11%
Louisiana	$2.93	$1172	+10%
Kentucky	$2.94	$1174	+10%
Texas	$2.99	$1196	+12%
Mississippi	$3.05	$1221	+14%
Georgia	$3.16	$1266	+18%
Tennessee	$3.25	$1299	+21%
North Carolina	$3.45	$1380	+29%
South Carolina	$3.51	$1405	+31%
West Virginia	$3.51	$1405	+31%
Alabama	$3.52	$1406	+31%
Virginia	$3.56	$1426	+33%
Maryland	$3.74	$1496	+40%
Florida	$4.71	$1882	+76%

Oklahoma sits inside the cheapest South cluster alongside Texas, Louisiana, and Arkansas, all four sit on or adjacent to the Anadarko / Permian / SCOOP / STACK NGL production geography and the Conway, KS Midcontinent storage hub. The full South region averages $3.26/gal, well below the $2.67 national mark.

Oklahoma Propane FAQ

Who has the cheapest propane in Oklahoma?

There is no single cheapest supplier statewide. Oklahoma's residential propane average is $2.27/gal (EIA 2026), and per-gallon spreads of $0.30-$0.50 within the same county are common. Local independents in the Anadarko Basin counties and along the I-35 / I-40 corridors often undercut national chains because they have shorter transport from the SCOOP/STACK NGL fractionators and the Conway, Kansas storage hub. Always quote at least three suppliers, including one national (AmeriGas or Suburban), one in-state regional, and one local-only company in your county. Pre-buy contracts signed in May-August routinely save $0.20-$0.40/gal versus paying winter spot rates after January cold-snap demand spikes.

Why is propane so cheap in Oklahoma?

Oklahoma sits on top of the supply chain. The Anadarko Basin, plus the SCOOP and STACK plays in central and western Oklahoma, are major natural-gas-liquids (NGL) producing zones, and propane is a core fractionation product of NGL processing. The Cushing, OK crude-oil hub and the Conway, Kansas propane storage cluster are both within pipeline reach of every Oklahoma supplier. That cuts long-haul rail and truck cost out of the per-gallon number that Northeast and West Coast markets pay. The 2026 EIA Oklahoma residential average of $2.27/gal is roughly 15% below the $2.67 national average and 30% below the $3.26 South regional average, putting Oklahoma in the cheapest US cluster alongside Texas, Louisiana, and Arkansas.

Am I eligible for LIHEAP heating help in Oklahoma?

Oklahoma's Low-Income Home Energy Assistance Program (LIHEAP) is administered directly by Oklahoma Human Services (OKDHS), not through Community Action Agencies. Apply online at OKDHSlive.org during the open enrollment window. The 2025-2026 winter heating component opened 6 January 2026; benefits range from a $40 minimum to $500 maximum per household per heating season, paid directly to your propane supplier, electric utility, or natural-gas provider. Income limits scale with household size: roughly $1,696/month for a one-person household up to $5,867/month for an eight-person household. Required documents: most recent heating bill, photo ID, Social Security number, and income verification for all household members. A separate Energy Crisis Assistance Program opens later in spring for households facing emergency disconnection. Households with a Native Nation citizen member can alternatively apply via Cherokee, Choctaw, Chickasaw, or other tribal energy-assistance programs (one or the other per fiscal year, not both).

How do I verify an Oklahoma propane dealer is licensed?

Every propane dealer, transporter, dispenser, and installer operating in Oklahoma must hold a permit from the LP Gas Administration Board (the state agency at oklahoma.gov/lpgas.html, established under Oklahoma Statutes Title 52, Chapter 7). Permit classes include Class I (dealer permit), with separate exam tracks for Class 1 & 10 work. The board inspects bobtail trucks, bulk plants, dispensing stations, and consumer-tank installs against NFPA 58 and Oklahoma Administrative Code Title 420. If a supplier quoting you cannot produce a current LP Gas Administration permit number, do not sign. The Oklahoma Propane Gas Association (OPGA, okpropane.org, 405-424-1775) maintains a member directory that is a useful starting point but is not the regulatory list, the LP Gas Administration Board is the authoritative licensing body.

How does tornado season change propane demand in Oklahoma?

Oklahoma sits in the heart of Tornado Alley, and the April-June severe-weather season drives a secondary propane demand peak that most other states do not see. Standby generators sized 16-22 kW typically run on propane (or natural gas where available); a single multi-day grid outage after an EF2+ tornado or derecho can burn 50-80 gallons from a 500-gallon residential tank. Rural Eastern Oklahoma (Choctaw, McCurtain, Pushmataha counties) and the Tulsa-area exurbs have the densest residential propane base for generators because grid restoration in those zones routinely runs 3-7 days after a major event. Top up your tank to at least 70% by late March before storm season opens. The same logic applies to the December-February ice-storm window, the 2007 and 2020 ice storms each left rural Oklahoma without grid power for over a week.

Why does wheat-drying drive an autumn propane demand bump in Oklahoma?

Oklahoma is a top-five US wheat producer, and grain dryers on commercial and large farm operations burn substantial propane during the late-spring (winter wheat) and autumn (alternative crop) drying windows to bring grain moisture down to safe storage levels. Agricultural propane demand from wheat-drying, irrigation engines, brooder heaters in the cattle-and-poultry belt, and crop-dusting operations is a meaningful share of total Oklahoma propane consumption. Suppliers serving the Western Oklahoma wheat belt (Garfield, Grant, Kingfisher, Major, Custer counties) typically reserve dryer-fill capacity in late May and early October. If you are a residential customer in those counties, your auto-fill schedule may shift around farm-fill priority weeks, call your supplier in mid-September to confirm winter-fill timing.

Why is rural Eastern Oklahoma propane different from OKC and Tulsa pricing?

Oklahoma City and Tulsa metro households almost universally heat with natural gas via Oklahoma Natural Gas (ONG), propane is a niche fuel in the metros, used mostly for backyard grills, pool heaters, and standby generators. Rural Eastern Oklahoma (Choctaw, McCurtain, Pushmataha, LeFlore, Latimer counties) is the opposite: natural-gas distribution does not reach most of these counties, propane dominates residential heating, and the customer base supports denser supplier route economics. Per-gallon pricing in rural Eastern OK is sometimes slightly above the statewide $2.27/gal average because of longer delivery routes and smaller-volume fills, but it is still well below national pricing. The pre-buy / cap-price tactic matters most for rural Eastern OK households, annual usage of 800-1,200 gallons makes the dollar value of a $0.20-$0.30/gal lock substantially larger than for a metro grill-and-generator household burning 100-200 gallons.