Which state has cheaper electricity: Montana or Pennsylvania?

Montana has cheaper electricity. At 900 kWh/month, the estimated bill is $115.74 in Montana vs $181.71 in Pennsylvania—about 36.3% less.

How much more expensive is electricity in Pennsylvania?

At 900 kWh/month, electricity in Pennsylvania costs about $65.97 more per month than in Montana—roughly 36.3% 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: Montana vs Pennsylvania

Electricity in Pennsylvania costs approximately 36% more than in Montana based on typical household electricity use. Montana averages 12.86¢/kWh and Pennsylvania averages 20.19¢/kWh, putting a typical 900 kWh monthly bill at $116 vs $182.

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

Montana rate

12.86 ¢/kWh

Pennsylvania rate

20.19 ¢/kWh

Montana 900 kWh bill

$115.74

Pennsylvania 900 kWh bill

$181.71

Comparison

State	Electricity rate	Estimated monthly bill
Montana	12.86 ¢/kWh	$115.74
Pennsylvania	20.19 ¢/kWh	$181.71

Difference Summary

Electricity in Pennsylvania costs approximately 36% more than in Montana based on typical household electricity use.

Difference: $-65.97 (-36.3%) at 900 kWh/month

Monthly Bill Comparison

Montana vs Pennsylvania

Frequently Asked Questions

Which state has cheaper electricity: Montana or Pennsylvania?: Montana has cheaper electricity. At 900 kWh/month, the estimated bill is $115.74 in Montana vs $181.71 in Pennsylvania—about 36.3% less.
How much more expensive is electricity in Pennsylvania?: At 900 kWh/month, electricity in Pennsylvania costs about $65.97 more per month than in Montana—roughly 36.3% 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.