How much more expensive is electricity in California?

At 900 kWh/month, electricity in California costs about $136.17 more per month than in Delaware—roughly 81.9% 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: California vs Delaware

Electricity costs about 82% more in California than in Delaware. A typical monthly bill runs about $302 in California vs $166 in Delaware.

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

California rate

33.61 ¢/kWh

Delaware rate

18.48 ¢/kWh

California 900 kWh bill

$302.49

Delaware 900 kWh bill

$166.32

Is electricity cheaper in California or Delaware?

State	Electricity rate	Estimated monthly bill
California	33.61 ¢/kWh	$302.49
Delaware	18.48 ¢/kWh	$166.32

What the difference adds up to

At a typical 900 kWh a month, a household in California pays about $136.17 more than one in Delaware — about 82% higher, or roughly $1634 a year for the same electricity.

Monthly Bill Comparison

California vs Delaware

Frequently Asked Questions

Is electricity cheaper in California or Delaware?: Delaware has cheaper electricity. At 900 kWh/month, the estimated bill is $166.32 in Delaware vs $302.49 in California—about 81.9% less.
How much more expensive is electricity in California?: At 900 kWh/month, electricity in California costs about $136.17 more per month than in Delaware—roughly 81.9% 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.