Illinois Propane Prices in 2025
28 EIA surveys, Jan 6, 2025 to Dec 29, 2025
Last updated
- Average
- $1.891
- High
- $2.076
- Feb 24
- Low
- $1.724
- Oct 6
- Against 2024
- Up +$0.059 (+3.2%)
- change in average
In 2025, EIA published 28 residential propane prices for Illinois. They averaged $1.891 a gallon, from a low of $1.724 on October 6, 2025 to a high of $2.076 on February 24, 2025.
The average was 3.2% above 2024’s $1.832.
EIA published no Illinois values for June, July, August and September.
Week by week
Every survey in 2025
| Month | Survey dates and prices | Month average |
|---|---|---|
| January | Jan 6$1.907Jan 13$1.951Jan 20$2.034Jan 27$2.070 | $1.991 |
| February | Feb 3$2.071Feb 10$2.061Feb 17$2.075Feb 24$2.076 | $2.071 |
| March | Mar 3$2.060Mar 10$2.042Mar 17$2.011Mar 24$1.999Mar 31$1.988 | $2.020 |
| April | Apr 14$1.850 | $1.850 |
| May | May 12$1.752 | $1.752 |
| October | Oct 6$1.724Oct 13$1.732Oct 20$1.736Oct 27$1.728 | $1.730 |
| November | Nov 3$1.730Nov 10$1.736Nov 17$1.732Nov 24$1.732 | $1.733 |
| December | Dec 1$1.738Dec 8$1.812Dec 15$1.850Dec 22$1.880Dec 29$1.885 | $1.833 |
Source: U.S. Energy Information Administration, weekly propane residential price table. Prices exclude taxes.
Propane — weekly Illinois, CSV (12 rows, from 2026-02-02 to 2026-10-19)
Columns: survey_date, area, fuel, price_usd_per_gallon_excl_taxes. Prices are residential, in dollars per gallon ($/gal), excluding taxes. Source: EIA.