Which state has cheaper electricity: Idaho or Pennsylvania?

Idaho has cheaper electricity. At 900 kWh/month, the estimated bill is $108.63 in Idaho vs $181.71 in Pennsylvania—about 40.2% less.

How much more expensive is electricity in Pennsylvania?

At 900 kWh/month, electricity in Pennsylvania costs about $73.08 more per month than in Idaho—roughly 40.2% 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 in Pennsylvania costs approximately 40% more than in Idaho based on typical household electricity use. Idaho averages 12.07¢/kWh and Pennsylvania averages 20.19¢/kWh, putting a typical 900 kWh monthly bill at $109 vs $182.

Based on average residential rates from EIA data · 900 kWh standard usage benchmark

Idaho rate

12.07 ¢/kWh

Pennsylvania rate

20.19 ¢/kWh

Idaho 900 kWh bill

$108.63

Pennsylvania 900 kWh bill

$181.71

Comparison

State	Electricity rate	Estimated monthly bill
Idaho	12.07 ¢/kWh	$108.63
Pennsylvania	20.19 ¢/kWh	$181.71

Difference Summary

Electricity in Pennsylvania costs approximately 40% more than in Idaho based on typical household electricity use.

Difference: $-73.08 (-40.2%) at 900 kWh/month

Monthly Bill Comparison

Idaho vs Pennsylvania

Frequently Asked Questions

Which state has cheaper electricity: Idaho or Pennsylvania?: Idaho has cheaper electricity. At 900 kWh/month, the estimated bill is $108.63 in Idaho vs $181.71 in Pennsylvania—about 40.2% less.
How much more expensive is electricity in Pennsylvania?: At 900 kWh/month, electricity in Pennsylvania costs about $73.08 more per month than in Idaho—roughly 40.2% 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.