Illinois propane price
$1.94 per gallon for residential propane in Illinois, week of 2026-10-19, up from $1.73 a year earlier. The U.S. average is $2.69. Source: EIA Weekly Heating Oil and Propane Survey.
Recent weeks
| Week of | $ per gallon |
|---|---|
| 2026-10-19 | $1.94 |
| 2026-10-12 | $1.90 |
| 2026-10-05 | $1.83 |
| 2026-03-30 | $2.03 |
| 2026-03-23 | $2.03 |
| 2026-03-16 | $2.03 |
| 2026-03-09 | $2.06 |
| 2026-03-02 | $2.07 |
Cylinder refills in Illinois
Fill stations set their own refill price and few publish it. Paid for a refill in Illinois? Report the price and it appears here once three reports have come in within 90 days.
232 refill stations are listed in Illinois, with the most around Aurora, Chicago. Find a refill station in Illinois.