Request a bill review

Manufacturing costs in Chicago–Naperville–Elgin, IL-IN

Chicago–Naperville–Elgin, IL-IN ranks 2 of 100 U.S. metros by estimated manufacturing energy use. Industrial power in Illinois costs 11.33 ¢/kWh, +11.3% from a year earlier, and consumer prices in the Chicago index are +2.9% from a year earlier.

By Sam Strong, VP Business Development · Reviewed by Tara Dugger, COO · Data from FRED, BLS and EIA · Updated Nov 11, 2026

Rank by manufacturing energy use
2 of 100
Estimated manufacturing energy use
333.4 trillion Btu a year
Electricity
28,000 GWh a year (estimate)
Natural gas
237.7 million Dth a year (estimate)
Manufacturing jobs, 2024
400,262
Estimate confidence
Medium
Illinois industrial power, Aug 2026
11.33 ¢/kWh (+11.3% from a year earlier)
Illinois citygate gas, Mar to Aug 2026
$3.65 per Mcf (6 months reported)
Inflation, Chicago, Sep 2026
+2.9% from a year earlier; +10.2% over three years

Inflation in Chicago

  • Chicago
  • U.S. city average
Inflation in Chicago versus the U.S. city averageTwelve-month change in consumer prices for Chicago and the U.S. city average, 2018 to Oct 2026.0%+2%+4%+6%+8%+10%20182020202220242026ChicagoU.S. city averageInflation in Chicago versus the U.S. city averageTwelve-month change in consumer prices for Chicago and the U.S. city average, 2018 to Oct 2026.0%+2%+4%+6%+8%+10%20182020202220242026ChicagoU.S. city average

Industrial electricity in Illinois

  • Illinois industrial
Industrial electricity price in IllinoisAverage industrial electricity price in Illinois, cents per kWh, monthly from EIA.6¢7¢8¢9¢10¢11¢12¢201620182020202220242026Illinois industrialIndustrial electricity price in IllinoisAverage industrial electricity price in Illinois, cents per kWh, monthly from EIA.6¢7¢8¢9¢10¢11¢12¢201620182020202220242026Illinois industrial

Illinois power and gas

National cost drivers

WTI crude +67.6%, Henry Hub gas −6.3%, chemical producer prices +6.6% and industrial electricity producer prices +4.1% from a year earlier. See the full index.

Questions

Questions about Chicago–Naperville–Elgin.

What the index measures, where the numbers come from, and how Discovery Energy checks energy bills against them.

How much energy do manufacturers use in Chicago–Naperville–Elgin?

Discovery Energy estimates that manufacturers in the Chicago–Naperville–Elgin, IL-IN metro use about 333.4 trillion Btu of electricity and natural gas a year, rank 2 of the 100 largest U.S. manufacturing energy metros.

What do manufacturers pay for electricity in Chicago–Naperville–Elgin?

The average industrial electricity price in Illinois was 11.33 cents per kWh in Aug 2026, +11.3% from a year earlier, according to EIA. Actual rates depend on the utility, tariff and load profile.

How fast are prices rising in Chicago–Naperville–Elgin?

Consumer prices in the Chicago index rose +2.9% over the latest twelve months reported by BLS. Nationally, crude oil is +68% and chemical producer prices +6.6% from a year earlier.

Find out what your bills should have cost.

Send one recent bill per site, or a list of accounts. We tell you where we expect findings before you sign anything. No upfront audit fee.