Propane Prices in Tennessee (Week of Oct 19, 2026)
Residential propane in Tennessee averaged $3.22 a gallon for the week of Oct 19, 2026 (+0.8% in two weeks) – 20% above the US average and the 24th 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 Tennessee
| Delivery | Gallons | Cost at $3.22/gal |
|---|---|---|
| 20 lb grill cylinder (≈4.7 gal) | 4.7 | $15.13 |
| 100 lb cylinder (≈23.6 gal) | 23.6 | $75.97 |
| 500-gallon tank, 20% → 80% | 300 | $965.70 |
| 1,000-gallon tank, 20% → 80% | 600 | $1,931.40 |
Before sales tax, delivery minimums or small-delivery fees, which vary by dealer.
Cheapest way to heat in Tennessee right now
| Heating system | Cost per million BTU of heat |
|---|---|
| Natural gas furnace (95%) | $12.02 |
| Heat pump (HSPF2 9, COP ≈2.6) | $15.45 |
| Propane furnace (90%) | $39.11 |
| Electric baseboard (COP 1) | $40.18 |
Using Tennessee's current averages for propane, natural gas and electricity (13.71¢/kWh). Prices for natural gas in Tennessee and electricity in Tennessee.
Nearby states
- Kentucky: $2.84/gal
- Mississippi: $3.14/gal
- Alabama: $3.57/gal
Frequently asked questions
What is the price of propane in Tennessee this week?
$3.22 per gallon on average for homes in the week of Oct 19, 2026, before taxes (EIA survey). That is 20% above the US average of $2.69, and +0.8% since Oct 5, 2026.
How much does it cost to heat with propane in Tennessee?
At $3.22 a gallon, 500 gallons over a winter costs about $1,610 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 Tennessee?
Per million BTU of heat, propane costs about $39.11 in Tennessee this week. The cheapest option at current state averages is natural gas furnace (95%) at $12.02.
Source: EIA weekly residential propane prices. Heat comparison uses typical efficiencies and EIA state averages.