How much more expensive is electricity in Pennsylvania?

At 900 kWh/month, electricity in Pennsylvania costs about $56.88 more per month than in Arizona—roughly 29.3% 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: Arizona vs Pennsylvania

Electricity costs about 29% more in Pennsylvania than in Arizona. A typical monthly bill runs about $137 in Arizona vs $194 in Pennsylvania.

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

Arizona rate

15.23 ¢/kWh

Pennsylvania rate

21.55 ¢/kWh

Arizona 900 kWh bill

$137.07

Pennsylvania 900 kWh bill

$193.95

Is electricity cheaper in Arizona or Pennsylvania?

State	Electricity rate	Estimated monthly bill
Arizona	15.23 ¢/kWh	$137.07
Pennsylvania	21.55 ¢/kWh	$193.95

What the difference adds up to

At a typical 900 kWh a month, a household in Pennsylvania pays about $56.88 more than one in Arizona — about 29% higher, or roughly $683 a year for the same electricity.

Monthly Bill Comparison

Arizona vs Pennsylvania

Frequently Asked Questions

Is electricity cheaper in Arizona or Pennsylvania?: Arizona has cheaper electricity. At 900 kWh/month, the estimated bill is $137.07 in Arizona vs $193.95 in Pennsylvania—about 29.3% less.
How much more expensive is electricity in Pennsylvania?: At 900 kWh/month, electricity in Pennsylvania costs about $56.88 more per month than in Arizona—roughly 29.3% 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.