Energy & Appliances

Electricity Bill Calculator

Estimate a monthly electricity bill from kWh usage, energy rate and fixed fees.

FreeResult emailed + shownReviewed September 9, 2026
Energy & Appliances
Step 1

Enter your numbers

Method

How this electricity bill calculator works

Monthly energy charges equal kWh multiplied by the electricity rate; fixed fees are then added.

How to use it

  1. Monthly electricity use. Enter the value in kWh.
  2. Energy rate. Enter the value in $/kWh.
  3. Fixed monthly fees. Enter the value in $.
  4. Request the result. Add your email, then select “Email & show my result.”

What to do with the number

Real utility bills may also include tiered pricing, demand charges, taxes or seasonal rates not represented here. Use the effective energy rate from your current tariff or recent bill when possible.

Planning estimate

Use this result as a starting point, not a guarantee. Product specifications, site conditions, manufacturer guidance, local codes, taxes, labor, tolerances, and rounding can change the real requirement or cost.

FAQ

Questions about this calculator

What does the Electricity Bill Calculator calculate?

Estimate a monthly electricity bill from kWh usage, energy rate and fixed fees.

What inputs does this electricity bill calculator use?

The calculator uses monthly electricity use, energy rate, fixed monthly fees. You can replace every default with the numbers that match your situation.

How should I use the Electricity Bill Calculator result?

Real utility bills may also include tiered pricing, demand charges, taxes or seasonal rates not represented here.

What can make the real-world result different?

Use the effective energy rate from your current tariff or recent bill when possible.

Can I change the calculator assumptions?

Yes. The editable inputs are the assumptions. Replace the default values with your own measurements, prices, rates, quantities, or specifications before requesting the result.