Final-user natural gas price: residential: Illinois (USD/thousand cubic feet) - United States - EIA - Monthly
This series is part of the dataset: Final-user gas prices (US)
Download Full Dataset (.xlsx)Latest updates. In Illinois, the average price of natural gas delivered to residential consumers was 21.04 USD per thousand cubic feet in July 2026, versus 19.71 in June. This represents an increase of 6.75 percent.
Sample. In this monthly series, there are 451 records overall. The series covers the span of time stretching from January 1989 to July 2026.
History. Here's a snapshot of a few simple statistics we calculated on the full sample: the average price of natural gas delivered to residential consumers had an average value of 10.10 USD per thousand cubic feet; it registered a minimum of 4.10 USD per thousand cubic feet in November 1995; it reached a maximum of 31.77 USD per thousand cubic feet in July 2022.
Latest values
| Date | Value - USD/thousand cubic feet |
|---|---|
| 2026-05-31 | 15.3900 |
| 2026-06-30 | 19.7100 |
| 2026-07-31 | 21.0400 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Average price of natural gas delivered to residential consumers in Illinois |
| Country | United States |
| Economic concept | Price |
| Data type | Price |
| Seasonally adjusted | No |
| Deflation method | Current prices |
| Rescaling | None |
| Measure type | Level |
| Frequency | Monthly |
| Unit | USD/thousand cubic feet |
| Source | U.S. Energy Information Administration (EIA) |
| Source type | Government agency |
| Data licence | Public domain |
| Other information | Not available |
| FSR temporal aggregation code | LM1 |
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