How much more expensive is electricity in Illinois?

At 900 kWh/month, electricity in Illinois costs about $45.81 more per month than in Florida—roughly 24.9% higher.

Why do electricity prices vary between states?

Electricity prices vary due to generation mix (coal, gas, nuclear, renewables), transmission costs, regulations, taxes, and demand. States with more hydropower or natural gas often have lower rates; those relying on imported power or with higher renewable mandates may have higher rates.

Electricity Cost: Florida vs Illinois

Electricity costs about 25% more in Illinois than in Florida. A typical monthly bill runs about $138 in Florida vs $184 in Illinois.

Based on average residential rates from EIA data · 900 kWh of monthly use

Florida rate

15.38 ¢/kWh

Illinois rate

20.47 ¢/kWh

Florida 900 kWh bill

$138.42

Illinois 900 kWh bill

$184.23

Is electricity cheaper in Florida or Illinois?

State	Electricity rate	Estimated monthly bill
Florida	15.38 ¢/kWh	$138.42
Illinois	20.47 ¢/kWh	$184.23

What the difference adds up to

At a typical 900 kWh a month, a household in Illinois pays about $45.81 more than one in Florida — about 25% higher, or roughly $550 a year for the same electricity.

Monthly Bill Comparison

Florida vs Illinois

Frequently Asked Questions

Is electricity cheaper in Florida or Illinois?: Florida has cheaper electricity. At 900 kWh/month, the estimated bill is $138.42 in Florida vs $184.23 in Illinois—about 24.9% less.
How much more expensive is electricity in Illinois?: At 900 kWh/month, electricity in Illinois costs about $45.81 more per month than in Florida—roughly 24.9% higher.
Why do electricity prices vary between states?: Electricity prices vary due to generation mix (coal, gas, nuclear, renewables), transmission costs, regulations, taxes, and demand. States with more hydropower or natural gas often have lower rates; those relying on imported power or with higher renewable mandates may have higher rates.