Which state has cheaper electricity: California or Hawaii?

California has cheaper electricity. At 900 kWh/month, the estimated bill is $272.61 in California vs $358.11 in Hawaii—about 23.9% less.

How much more expensive is electricity in Hawaii?

At 900 kWh/month, electricity in Hawaii costs about $85.50 more per month than in California—roughly 23.9% 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 Hawaii

Electricity in Hawaii costs approximately 24% more than in California based on typical household electricity use. California averages 30.29¢/kWh and Hawaii averages 39.79¢/kWh, putting a typical 900 kWh monthly bill at $273 vs $358.

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

California rate

30.29 ¢/kWh

Hawaii rate

39.79 ¢/kWh

California 900 kWh bill

$272.61

Hawaii 900 kWh bill

$358.11

Comparison

State	Electricity rate	Estimated monthly bill
California	30.29 ¢/kWh	$272.61
Hawaii	39.79 ¢/kWh	$358.11

Difference Summary

Electricity in Hawaii costs approximately 24% more than in California based on typical household electricity use.

Difference: $-85.50 (-23.9%) at 900 kWh/month

Monthly Bill Comparison

California vs Hawaii

Frequently Asked Questions

Which state has cheaper electricity: California or Hawaii?: California has cheaper electricity. At 900 kWh/month, the estimated bill is $272.61 in California vs $358.11 in Hawaii—about 23.9% less.
How much more expensive is electricity in Hawaii?: At 900 kWh/month, electricity in Hawaii costs about $85.50 more per month than in California—roughly 23.9% 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.