Propane Prices in Missouri (Week of Oct 19, 2026)
Residential propane in Missouri averaged $2.18 a gallon for the week of Oct 19, 2026 (+5.8% in two weeks) – 19% below the US average and the 10th lowest of 38 states EIA surveys.
Source: EIA Heating Oil and Propane Update (weekly, excluding taxes). Updated automatically each week from October to March.
Cost to fill a tank in Missouri
| Delivery | Gallons | Cost at $2.18/gal |
|---|---|---|
| 20 lb grill cylinder (≈4.7 gal) | 4.7 | $10.25 |
| 100 lb cylinder (≈23.6 gal) | 23.6 | $51.47 |
| 500-gallon tank, 20% → 80% | 300 | $654.30 |
| 1,000-gallon tank, 20% → 80% | 600 | $1,308.60 |
Before sales tax, delivery minimums or small-delivery fees, which vary by dealer.
Cheapest way to heat in Missouri right now
| Heating system | Cost per million BTU of heat |
|---|---|
| Natural gas furnace (95%) | $15.17 |
| Heat pump (HSPF2 9, COP ≈2.6) | $18.14 |
| Propane furnace (90%) | $26.50 |
| Electric baseboard (COP 1) | $47.16 |
Using Missouri's current averages for propane, natural gas and electricity (16.09¢/kWh). Prices for natural gas in Missouri and electricity in Missouri.
Nearby states
- North Dakota: $1.65/gal
- Iowa: $1.70/gal
- Nebraska: $1.78/gal
- South Dakota: $1.87/gal
- Minnesota: $2.01/gal
- Kansas: $2.07/gal
Frequently asked questions
What is the price of propane in Missouri this week?
$2.18 per gallon on average for homes in the week of Oct 19, 2026, before taxes (EIA survey). That is 19% below the US average of $2.69, and +5.8% since Oct 5, 2026.
How much does it cost to heat with propane in Missouri?
At $2.18 a gallon, 500 gallons over a winter costs about $1,091 before tax. Actual use depends on the house, insulation and winter – check your past deliveries and enter them in the calculator.
Is propane cheaper than other heat in Missouri?
Per million BTU of heat, propane costs about $26.50 in Missouri this week. The cheapest option at current state averages is natural gas furnace (95%) at $15.17.
Source: EIA weekly residential propane prices. Heat comparison uses typical efficiencies and EIA state averages.