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Wholesale electricity price (USD / MWh) - United States (Midcontinent ISO Illinois hub) - EIA STEO - Monthly

Latest updates. At the Midcontinent ISO Illinois hub, the average wholesale electricity price was 49.31 USD / MWh in January 2026, compared to 47.62 in December 2025. This represents an increase of 3.55 percent.

Sample. There are 216 data points in the monthly time series displayed in the chart above. The series covers the time range extending from January 2010 to December 2027.

History. Check out a few summary statistics we computed on the whole sample: the price attained a maximum of 110.22 USD / MWh in August 2022; it reached a minimum of 20.64 in April 2020; it averaged 38.20.

Latest values

Date Value - USD / MWh
2027-10-31 46.03652
2027-11-30 46.99128
2027-12-31 53.83438

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Not for investment purposes. Financial data hosted on FetchSeries are not meant for investment purposes or as a basis for financial-decision making. Users should consult expert advice and perform their own independent due diligence before taking any financial risk.

Series Metadata

Field Value
Description Wholesale electricity price
Country or region US - Midcontinent ISO Illinois hub
Economic concept Price
Data type Nominal price
Seasonally adjusted No
Frequency Monthly
Unit USD / MWh
Source U.S. Energy Information Administration (EIA)
Source type Government Agency
Data licence Public domain
Measure type Level

Series in the same data set

Discover the other time series included in this data set.

Wholesale prices

Series Name Observations Start Date End Date
Wholesale electricity price (USD / MWh) - United States (ERCOT North hub) - EIA STEO - Monthly 205 2010-12-31 2027-12-31
Wholesale electricity price (USD / MWh) - United States (CAISO SP15 zone) - EIA STEO - Monthly 216 2010-01-31 2027-12-31
Wholesale electricity price (USD / MWh) - United States (ISO-NE Internal hub) - EIA STEO - Monthly 216 2010-01-31 2027-12-31
Wholesale electricity price (USD / MWh) - United States (NYISO Hudson Valley zone) - EIA STEO - Monthly 216 2010-01-31 2027-12-31
Wholesale electricity price (USD / MWh) - United States (PJM Western hub) - EIA STEO - Monthly 216 2010-01-31 2027-12-31
Wholesale electricity price (USD / MWh) - United States (Midcontinent ISO Illinois hub) - EIA STEO - Monthly 216 2010-01-31 2027-12-31
Wholesale electricity price (USD / MWh) - United States (SPP ISO South hub) - EIA STEO - Monthly 166 2014-03-31 2027-12-31
Wholesale electricity price (USD / MWh) - United States (SERC index Into Southern) - EIA STEO - Monthly 204 2010-01-31 2026-12-31
Wholesale electricity price (USD / MWh) - United States (FRCC index Florida Reliability) - EIA STEO - Monthly 204 2010-01-31 2026-12-31
Wholesale electricity price (USD / MWh) - United States (Northwest index Mid-Columbia) - EIA STEO - Monthly 204 2010-01-31 2026-12-31
Wholesale electricity price (USD / MWh) - United States (Southwest index Palo Verde) - EIA STEO - Monthly 204 2010-01-31 2026-12-31