Propane Prices in Colorado
Colorado average residential propane price
$2.26 per gallon
Week of Oct 12, 2026 · EIA value $2.262
- Change vs last week
- ↑ $0.001 (+0.0%)
- Year ago
- $2.10
- Now up 8.0% from a year ago
Compared with other prices this week
- $0.38 below the U.S. average ($2.64)
- $0.02 below the Rocky Mountain average ($2.28)
- Colorado ranks #28 of 38 states (1 = highest price).
Change vs last week: ↑ $0.001 (+0.0%)
Fill a 500-gallon tank
$904.80
Fuel only at the EIA average
Typical winter propane bill
$1,712
2,000 sq ft, average insulation (our estimate)
Cold-climate heat pump
$897
About $816 less than propane (our estimate)
Cost to fill a propane tank in Colorado
| Tank | Propane at 80% | Fuel cost |
|---|---|---|
| 100-gallon tank | 80 gal | $180.96 |
| 250-gallon tank | 200 gal | $452.40 |
| 500-gallon tank | 400 gal | $904.80 |
| 1000-gallon tank | 800 gal | $1,809.60 |
Fuel only at the EIA average price. Delivery fees, taxes and minimum deliveries are extra.
Colorado propane price trend
Weekly EIA averages since October 2025.
Heating cost estimate for a typical Colorado home
A typical Colorado home (2,000 sq ft, average insulation) would use about 757 gallons of propane over the winter, roughly $1,712 at this week's price. That is an estimate; change the inputs in the calculator.
Assumes 2,000 sq ft, average insulation, AFUE 0.8, and normal October–March weather (NOAA 1991–2020).
Propane vs other heating fuels in Colorado
| Fuel | Price used | Fuel needed | Est. winter cost |
|---|---|---|---|
| Heating oil | $6.138/gal (U.S. average) | 482 gallons | $2,957 |
| Propane | $2.262/gal | 757 gallons | $1,712 |
| Natural gas | $1.25/therm | 692 therms | $868 |
| Electric baseboard | $0.166/kWh | 16,232 kWh | $2,686 |
| Cold-climate heat pump | $0.166/kWh | 5,419 kWh | $897 |
Same home, same weather, each fuel at its own efficiency. Gas and electric use 12-month average prices. Estimates only.
Colorado propane prices at a glance
Colorado ranks #28 of 38 states for propane price this week, at $2.26 per gallon.
Prices come from EIA's weekly survey and do not include taxes or delivery fees. For a full explanation, read our methodology.
Nearby states
Propane prices in all states · Heating calculators
Frequently asked questions
What is the average propane price in Colorado today?
The average residential propane price in Colorado was $2.26 per gallon for the week of Oct 12, 2026, according to the U.S. Energy Information Administration (excluding taxes).
How much does it cost to fill a 500-gallon propane tank in Colorado?
A 500-gallon tank holds about 400 gallons at the standard 80% fill, which is about $904.80 at $2.26 per gallon, fuel only.