How much more expensive is electricity in Pennsylvania?

At 900 kWh/month, electricity in Pennsylvania costs about $66.24 more per month than in Idaho—roughly 33.9% 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: Idaho vs Pennsylvania

Electricity costs about 34% more in Pennsylvania than in Idaho. A typical monthly bill runs about $129 in Idaho vs $196 in Pennsylvania.

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

Idaho rate

14.37 ¢/kWh

Pennsylvania rate

21.73 ¢/kWh

Idaho 900 kWh bill

$129.33

Pennsylvania 900 kWh bill

$195.57

Is electricity cheaper in Idaho or Pennsylvania?

State	Electricity rate	Estimated monthly bill
Idaho	14.37 ¢/kWh	$129.33
Pennsylvania	21.73 ¢/kWh	$195.57

What the difference adds up to

At a typical 900 kWh a month, a household in Pennsylvania pays about $66.24 more than one in Idaho — about 34% higher, or roughly $795 a year for the same electricity.

Monthly Bill Comparison

Idaho vs Pennsylvania

Frequently Asked Questions

Is electricity cheaper in Idaho or Pennsylvania?: Idaho has cheaper electricity. At 900 kWh/month, the estimated bill is $129.33 in Idaho vs $195.57 in Pennsylvania—about 33.9% less.
How much more expensive is electricity in Pennsylvania?: At 900 kWh/month, electricity in Pennsylvania costs about $66.24 more per month than in Idaho—roughly 33.9% 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.