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

Indiana residential propane runs $2.63/gal in the latest EIA weekly survey, -1% versus the $2.67 national average and +27% versus the $2.07 Midwest regional norm. Indiana sits at the high end of the cheap-Midwest cluster, alongside Michigan and Ohio, with BP Whiting refinery dynamics, heavy industrial pull in Northwest IN, and Indianapolis natural-gas dominance all keeping the IN rate above true Midwest lows. Below: real fill-cost math, IHCDA Energy Assistance Program guidance, dealer-license verification via DOR and IPGA, and the structural drivers behind the IN price.

Latest EIA residential propane price

Source: EIA Indiana 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.

Indiana Propane Pricing Snapshot (2026)

Indiana residential avg

$2.63/gal

EIA SHOPP weekly survey, full-service residential delivery

vs national average

-1%

National avg $2.67/gal. IN pays $0.04 less per gallon than the US average.

vs Midwest region avg

+27%

Region avg $2.07/gal. IN runs at the high end of the Midwest cluster.

Annual fuel cost (1,000 gal)

$2634

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

500-gallon refill (400 usable)

$1054

Most common residential tank size in IN

Pre-buy savings (May-Aug)

10-20% off

Cap-price or pre-buy contracts typically beat winter spot rates

Indiana sits in the upper third of the Midwest pricing cluster. Iowa, Nebraska and the Dakotas all run materially cheaper because their residential propane base is denser per supplier route. Indiana's price is closer to Ohio and Michigan, reflecting heavier industrial and commercial competition for regional propane supply, plus Indianapolis-area natural-gas dominance that keeps the residential propane customer base small and scattered.

Why Indiana Propane Prices Sit Where They Do

Indiana is a Midwest state in PADD 2, geographically close to major NGL production and storage. By the simple geography test, IN propane should price closer to Iowa or Nebraska. It does not. At $2.63/gal IN is materially above true cheap-Midwest peers and runs in the same band as Ohio and Michigan. The drivers are structural and stable.

1. BP Whiting refinery dynamics. The BP Whiting refinery on Lake Michigan is the largest in the Midwest and produces meaningful NGL byproducts including propane. On paper that should help IN pricing. In practice, Whiting's propane output is sold into regional spot markets and pipeline distribution, not pre-allocated to Indiana retailers. The supply advantage is real but smaller than the geographic proximity suggests, and it is partly offset by the refinery's own propane consumption for process heat.

2. Indianapolis natural-gas dominance shrinks the residential propane base. Citizens Energy serves Indianapolis and Marion County with natural gas, and NIPSCO covers most of Northern Indiana. The result is that residential propane in IN is concentrated in rural and exurban counties where NG service does not reach: Boone, Hendricks, Hamilton's outer edges, Hancock, Morgan, Brown, and the rural pockets of Lake, Porter and LaPorte. Smaller dispersed customer base means fewer supplier route economies, which lifts per-gallon overhead versus Iowa or Nebraska where rural propane is the default.

3. Industrial and commercial demand competing for supply. Northwest Indiana's steel mills, the Elkhart RV manufacturing corridor, the Indy 500 / Brickyard motorsports complex (forklift propane, plus event vendor demand), and statewide commercial accounts (restaurants, agritourism, breweries) all compete with residential customers for the same regional storage. In a tight winter, industrial customers with priority contracts get filled first; will-call residential accounts feel the squeeze through delivery delays and per-gallon spot premia.

4. Agricultural propane baseline. Indiana is a top-five US corn state, a top-five soybean state, and a major hog-production state. Grain-drying propane demand spikes hard in October-November of wet-harvest years, drawing down regional storage right before residential heating season opens. Hog-barn space heat adds steady year-round commercial demand. This is supportive of supplier route economics in farm counties, but in the autumn it can lift wholesale spot rates statewide.

Indiana Propane Fill Costs by Tank Size (at $2.63/gal)

Propane tanks fill to 80% of stated capacity (the "80% rule", an NFPA 58 safety requirement) to allow for thermal expansion. Below is what each fill costs at the IN 2026 average, compared to the same fill at the national-average rate. Real-world quotes vary 10-15% above or below the EIA average depending on supplier, contract type, location within IN, and delivery frequency.

Tank size	Usable gallons (80%)	Fill cost at $2.63/gal	vs national ($2.67/gal)
100 gal	80 gal	$211	-$3
250 gal	200 gal	$527	-$8
500 gal	400 gal	$1054	-$16
1000 gal	800 gal	$2107	-$32

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

Indiana Heating Season, Annual Use & Energy Assistance

Indiana's residential heating season runs roughly five months, November through March, with peak demand in January and February. Indianapolis HDD averages around 5,500; Fort Wayne and South Bend run higher (5,900-6,300) reflecting the lake-effect winter band; Evansville and the southern Ohio River counties run lower (4,600-4,800) and have a noticeably shorter heating draw.

Typical IN propane-heat households consume 800-1,200 gallons per year, depending on house size, county, insulation, and how much of the load is propane versus another fuel. A 2,200 sqft home in rural Hamilton or Hendricks county with propane handling space heat, water heat, range and dryer averages 950-1,100 gallons. A propane-only-for-cooking-and-water-heating household, with electric or natural gas for space heat, runs 150-300 gallons annually. Translated to dollars at the 2026 IN average: a 1,000 gallon household pays $2634 per year for fuel alone, before tank rental fees, delivery surcharges, or service contracts.

EAP assistance via IHCDA for income-qualified households. Indiana's LIHEAP variant is the Energy Assistance Program (EAP), administered by the Indiana Housing and Community Development Authority (IHCDA) and delivered through Local Service Providers, most of which are county Community Action Agencies. Eligibility: household income at or below 60% State Median Income (12-month limit of $33,556 for a single-person household). Propane-heated households qualify for a one-time annual benefit and crisis assistance (LSP must initiate a mitigating action within 48 hours when a propane tank is at or below 25% or when the household is within 10 days of running out of bulk fuel). Apply at ihcda.rhsconnect.com/portal, or contact eap@ihcda.in.gov. Six northeastern counties (Adams, Blackford, Huntington, Jay, Randolph, Wells) use eap.mylitt.com instead. The 2026-2027 application cycle reopens in fall 2026.

Summer pre-buy is the single biggest lever, and watch the corn-drying spike. Pre-buying or capping in May-August routinely saves 10-20% per year for a 1,000 gallon household versus paying winter spot rates. Most IN suppliers run pre-buy enrollment between May 1 and August 31. Indiana-specific tactical note: if NOAA and Purdue Extension are signalling a wet harvest forecast, top up your tank in August or early September rather than risk an October-November corn-drying-driven wholesale spike. Read pre-buy contracts carefully, cap-price contracts let you keep savings if wholesale falls; flat pre-buy locks you in either direction.

Indiana Propane Companies: How to Find a Licensed Supplier

Indiana propane retailers carry two layers of regulation. The Indiana Department of Revenue issues the Propane Dealer's License (Form PDL-1, State Form 55549) that lets a company sell propane in-state, and propane storage and installation work falls under the Indiana Fire Code (Chapter 61, NFPA 58) enforced by the Office of the State Fire Marshal within the Indiana Department of Homeland Security. Use the three sources below to verify any company quoting you.

Indiana Propane Gas Association (IPGA)

State trade body

What it is: The state propane trade association, founded 1952. Maintains a member directory at indianapropane.com/resources/membership-directory that is the easiest first-stop list of active in-state retailers, distributors, equipment suppliers, and service providers.

How to use it: IPGA membership is a positive signal but not a license. Use the directory to build a shortlist of 3-5 candidate suppliers in your county, then verify each one against the DOR Propane Dealer's License before signing.

Indiana DOR, Propane Dealer's License (Form PDL-1)

State licensing

What it is: The Indiana Department of Revenue issues Propane Dealer's Licenses (State Form 55549). Forms and contact details live at in.gov/dor/tax-forms/other-forms/fuel-tax-forms. Questions to fetax@dor.in.gov.

How to use it: Ask any prospective supplier for their Propane Dealer's License number. If they hesitate or cannot produce it, walk away. Unlicensed delivery is both a safety and consumer-protection risk.

Office of the State Fire Marshal (IDHS)

Code enforcement

What it is: The Office of the State Fire Marshal sits within the Indiana Department of Homeland Security at in.gov/dhs/fire-and-building-safety. The OSFM enforces the Indiana Fire Code (Chapter 61, Liquefied Petroleum Gases, aligned with NFPA 58) covering propane storage, container siting, dispensing, and installation work.

How to use it: If a supplier's installation work looks non-compliant (tank too close to a building or property line, no setback, missing pressure relief), the OSFM is the right escalation path. General questions: 317-232-2222 or firemarshal@dhs.in.gov.

National Propane Gas Association (NPGA)

National trade body

What it is: The national trade body at npga.org. Useful when a multi-state chain (AmeriGas, Suburban Propane, Ferrellgas) is in your candidate set, NPGA membership confirms an active retailer relationship at the national level.

Tier-1 named-supplier list coming. A hand-curated list of named Indiana propane suppliers (with HQ, coverage area, contract types, and verified licensing) is in our editorial pipeline. We publish supplier lists only once each name has been verified against the IPGA member directory and the DOR Propane Dealer's License records. We do not generate supplier names from training data; that is a hallucination risk we treat seriously.

Indiana vs Other Midwest States (2026)

State	Price/gal	500-gal refill (400 usable)	vs national ($2.67)
Ohio	$2.69	$1078	+1%
Indiana (this page)	$2.63	$1054	-1%
Michigan	$2.37	$948	-11%
Missouri	$2.21	$884	-17%
Wisconsin	$2.07	$826	-23%
Minnesota	$2.06	$822	-23%
Illinois	$2.03	$810	-24%
Kansas	$1.98	$791	-26%
South Dakota	$1.84	$736	-31%
North Dakota	$1.70	$680	-36%
Iowa	$1.66	$664	-38%
Nebraska	$1.64	$657	-39%
Midwest region average	$2.07	$828	—

Indiana sits at the upper end of the Midwest cluster, alongside Michigan and Ohio. Iowa, Nebraska and the Dakotas all run materially cheaper because their residential propane base is denser per supplier route, propane is the default rural heating fuel in those states, where in IN it competes with a much larger natural-gas grid via Citizens Energy and NIPSCO. The full Midwest region averages $2.07/gal versus the $2.67 national mark.

Indiana Propane FAQ

Am I eligible for Indiana's Energy Assistance Program (EAP)?

Indiana's LIHEAP variant is the Energy Assistance Program (EAP), administered by the Indiana Housing and Community Development Authority (IHCDA) and delivered through Local Service Providers (LSPs), most of which are county-level Community Action Agencies. Households at or below 60% of State Median Income qualify; the 12-month income limit for a single-person household is $33,556. Propane-heated households are eligible for a one-time annual benefit and, if a heating crisis exists (utility disconnect notice, propane tank at or below 25%, or within 10 days of running out of bulk deliverable fuel), the LSP must initiate a mitigating action within 48 hours. Apply through the EAP Connect portal at ihcda.rhsconnect.com/portal, or contact eap@ihcda.in.gov. Six northeastern counties (Adams, Blackford, Huntington, Jay, Randolph, Wells) use a different system at eap.mylitt.com. The 2025-2026 application closed 20 April 2026; the 2026-2027 cycle reopens in fall 2026, apply early because crisis-only applications often face delivery delays in peak January-February cold.

How do I check that an Indiana propane dealer is licensed?

Indiana propane retailers carry two layers of regulation. First, the Indiana Department of Revenue (DOR) issues the Propane Dealer's License (Form PDL-1, State Form 55549) that lets a company sell propane in-state, this is the dealer registration to ask about. The form list lives at in.gov/dor/tax-forms/other-forms/fuel-tax-forms; questions go to fetax@dor.in.gov. Second, propane storage and installation work falls under the Indiana Fire Code (Chapter 61, adopted from IFC and aligned with NFPA 58), enforced by the Office of the State Fire Marshal within the Indiana Department of Homeland Security. The Indiana Propane Gas Association (IPGA) at indianapropane.com publishes a member directory that is the easiest first-stop list of active in-state retailers. If a company quoting you is neither in IPGA nor able to show a current DOR Propane Dealer's License, walk away, unlicensed delivery is both a safety and a consumer-protection risk.

Why is propane in Indiana priced near the national average instead of the cheap-Midwest level?

Indiana is a Midwest state physically close to PADD 2 supply (Conway KS hub, Mont Belvieu pipelines feeding the Midwest, the BP Whiting refinery on Lake Michigan producing NGL byproducts), but Indiana residential propane runs $2.63/gal, well above true cheap-Midwest neighbours like Iowa, Nebraska and the Dakotas, and at the high end of the Midwest cluster alongside Michigan and Ohio. Three drivers do most of the work. First, Indianapolis and most major IN urban areas have natural-gas service via Citizens Energy and NIPSCO, which keeps the residential propane customer base small, scattered and rural, so per-gallon overhead is higher per supplier route than in IA/NE where ag and rural propane density is higher. Second, Northwest Indiana's heavy industrial corridor (steel mills, BP Whiting, Gary/Hammond manufacturing) pulls supply toward industrial and commercial accounts, tightening residential availability in the cold months. Third, the BP Whiting refinery's NGL byproducts feed regional supply but are sold into spot markets, not pre-allocated to in-state retailers, so the local supply advantage is smaller than it looks on a map.

How does corn-drying season affect Indiana propane prices?

Indiana is a top-five US corn state and a top-five soybean state, and grain-drying propane demand is a real factor in the autumn supply curve. Wet harvests (typically late September through November) push agricultural propane consumption hard for two to six weeks, drawing down regional storage right before the residential heating season opens. In a wet-harvest year, Indiana wholesale spot prices can run $0.20-$0.50/gal above a dry-harvest year going into December. Practical takeaway for residential households: do not let your tank fall below 30% in late September. If autumn forecasts are wet, top up in August or early September at the summer rate rather than risk a December refill at a corn-drying-driven spike. Check NOAA and Purdue Extension grain-condition reports if you want a leading indicator on the autumn propane curve.

Does Elkhart's RV manufacturing industry affect propane availability?

Elkhart County builds roughly 80% of the US recreational vehicle fleet, and the propane appliances installed in those RVs (cooktops, water heaters, furnaces, refrigerators) plus the test-fill propane used during plant commissioning create steady year-round commercial propane demand in northern Indiana. This rarely affects residential per-gallon pricing directly, but it does mean the Elkhart-Goshen-South Bend corridor has unusually dense propane infrastructure: cylinder exchange, bulk storage, and licensed dealers per capita run well above Indiana's rural-county average. If you are a residential customer in St. Joseph, Elkhart, LaGrange or Kosciusko county, you have more supplier choice and tighter quote spreads than someone in a less-developed propane market. Use that leverage when you shop quotes.

Should I keep propane on hand for tornado season in Indiana?

Yes. Indiana sits at the northern edge of Tornado Alley, with peak tornado activity from late March through June and a secondary minor peak in November. NWS Indianapolis records dozens of confirmed tornadoes statewide most years, and severe-weather power outages are routine even outside direct tornado paths. A propane standby generator with a 100-500 gallon tank gives you 1-7 days of essential-load runtime through grid outages, and propane stores indefinitely without degrading (unlike gasoline, which oxidises within 6-12 months). For tornado-season prep, top your generator tank in March, test the auto-transfer at the start of severe-weather season, and confirm your supplier's emergency-delivery SLA. Suppliers prioritise contract auto-fill customers over will-call accounts during regional outage events.

Why does Northwest Indiana propane sometimes cost more than rural central Indiana?

Counterintuitive but real. Northwest IN (Lake, Porter, LaPorte counties) has the heaviest industrial propane demand in the state, steel mills, refining, manufacturing, and that industrial pull on regional storage tightens residential availability in cold months, especially in the Gary-Hammond-Valparaiso corridor where many homes are on natural gas anyway and propane retailers run thin residential routes. Rural central Indiana (Boone, Hendricks, Hancock, Shelby counties) has more residential propane density per supplier route and several IPGA-member regional family operators competing on price. Net effect: a propane-heated home in suburban Crown Point can pay $0.10-$0.30/gal more than a comparable home in rural Hamilton or Boone county. Always quote at least one Indianapolis-orbit regional operator alongside any Northwest IN local supplier before signing.