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Housenergy Calculator

Monthly Electric Bill Calculator by State

Estimate your electric bill from the kWh you use and your price, and see how it compares with the average home in your state.

Where you live and your price

Average residential price, August 2026 (EIA, preliminary).

Filled from the state average. Replace it with the rate on your bill.

Your usage and charges

Filled with the 2024 average for the U.S. Replace it with the kWh on your bill.

Called customer, service or basic charge on many bills.

Percentage added on top of energy plus the fixed charge.

$156.72 per month

About $1,881 a year if every month were like this one.

Bill breakdown
Energy: 863 kWh at $0.1816$156.72
Fixed monthly charge$0.00
Taxes and fees$0.00
Estimated bill$156.72

Your usage is about the same as the 2024 average for the U.S. (863 kWh a month). EIA reports an average residential bill of $142.26 for the U.S. in 2024; that is an annual average of all customers, not a forecast for your month.

This is an estimate, not a professional calculation. See the disclaimer and the methodology.

How it is calculated

Energy charge = kWh used × price per kWh. Enter the price in dollars: 15 cents is $0.15.

Subtotal = energy charge + fixed monthly charge. The fixed charge is the amount you pay even if you use no electricity. Bills call it a customer, service or basic charge.

Estimated bill = subtotal × (1 + taxes and fees ÷ 100). The percentage is applied to energy plus the fixed charge. Many bills list taxes and fees as separate lines or flat amounts, so use this as an approximation.

When you pick a state, the price starts at the average residential price EIA reports for that state in August 2026 and the usage starts at the 2024 average monthly use for that state. Both are only starting points. Replace them with the kWh and the rate on your own bill.

The comparison line uses EIA 2024 annual averages: the average monthly kWh and the average monthly bill of all residential customers in the state. An average month in your home can be very different, especially in months when heating or cooling runs.

The calculator uses one flat price. It does not model tiered prices, time-of-day prices, demand charges or utility riders, so a bill with those features can come out higher or lower.

Worked examples

An average U.S. home

EIA reports an average of 863 kWh a month for U.S. residential customers in 2024. At $0.1816 per kWh (August 2026) the energy charge is $156.72. With an assumed $10 fixed charge the estimated bill is $166.72.

The same usage in two states

Using the same 863 kWh, the energy charge is $111.07 at Louisiana's 12.87 cents per kWh and $263.04 at Massachusetts's 30.48 cents (August 2026). Only the price differs.

1,000 kWh with a fixed charge and taxes

Suppose a bill has 1,000 kWh at $0.15, a $12 fixed charge and 6% taxes and fees (assumed values for this example). Energy is $150.00, the subtotal is $162.00, taxes and fees are $9.72 and the estimated bill is $171.72.

What is on an electric bill

Bills differ by utility, but most include the same kinds of lines. Knowing them makes it easier to fill the calculator in.

  • Energy charge: the kWh used times a price per kWh. This is what the calculator multiplies.
  • Fixed monthly charge: a set amount for each billing period, whatever you use.
  • Delivery and supply lines: some bills split the charge between delivering power and generating it. Add them together to get the price per kWh.
  • Taxes and fees: government charges and other fees, shown as percentages or flat amounts.
  • Other charges or credits: riders, adjustments or program credits that change from month to month.

Why your bill differs from the average

  • The size of the home, its insulation and how it is heated and cooled change usage more than anything else.
  • The number of people and the appliances they run change the base load all year.
  • The utility and rate plan set the price. Some plans use tiers or time-of-day prices.
  • The weather in the billing period moves usage up or down, especially where heating or cooling uses electricity.
  • A billing period can be shorter or longer than a calendar month, so two bills with the same daily use can differ.

Average usage and bill by state, 2024

EIA publishes the 2024 average monthly use, average price and average bill of residential customers by state. These are annual averages of all customers. A month with heavy heating or cooling will be above the average, and a mild month below. The price column is the 2024 annual average, so it differs from the August 2026 prices the calculator uses to start.

Average monthly use, price and bill of residential customers by state, 2024
StateAverage monthly useAverage priceAverage monthly bill
Alabama1,143 kWh15.18 cents$173.50
Alaska578 kWh24.82 cents$143.54
Arizona1,075 kWh14.91 cents$160.24
Arkansas1,048 kWh12.32 cents$129.13
California503 kWh31.97 cents$160.86
Colorado674 kWh14.92 cents$100.57
Connecticut695 kWh28.75 cents$199.66
Delaware911 kWh16.57 cents$150.87
District of Columbia639 kWh17.71 cents$113.23
Florida1,104 kWh14.14 cents$156.09
Georgia1,074 kWh14.08 cents$151.25
Hawaii495 kWh42.86 cents$212.12
Idaho944 kWh11.52 cents$108.73
Illinois693 kWh15.87 cents$109.99
Indiana901 kWh14.77 cents$133.06
Iowa832 kWh13.4 cents$111.54
Kansas876 kWh14.15 cents$123.90
Kentucky1,047 kWh12.79 cents$133.81
Louisiana1,202 kWh11.73 cents$140.96
Maine550 kWh24.29 cents$133.60
Maryland929 kWh17.86 cents$165.87
Massachusetts570 kWh29.35 cents$167.20
Michigan618 kWh19.3 cents$119.31
Minnesota712 kWh15.45 cents$110.06
Mississippi1,156 kWh13.39 cents$154.83
Missouri1,001 kWh12.91 cents$129.18
Montana852 kWh12.66 cents$107.91
Nebraska956 kWh11.53 cents$110.28
Nevada930 kWh15 cents$139.39
New Hampshire619 kWh23.4 cents$144.87
New Jersey662 kWh19.34 cents$128.13
New Mexico654 kWh14.2 cents$92.88
New York571 kWh24.43 cents$139.53
North Carolina1,015 kWh14.13 cents$143.50
North Dakota1,029 kWh11.51 cents$118.38
Ohio846 kWh15.99 cents$135.16
Oklahoma1,079 kWh12.24 cents$132.05
Oregon882 kWh14.7 cents$129.62
Pennsylvania817 kWh17.77 cents$145.17
Rhode Island567 kWh28.65 cents$162.40
South Carolina1,050 kWh14.23 cents$149.51
South Dakota994 kWh12.86 cents$127.81
Tennessee1,154 kWh12.42 cents$143.32
Texas1,096 kWh14.94 cents$163.72
Utah774 kWh12.22 cents$94.57
Vermont574 kWh21.9 cents$125.66
Virginia1,032 kWh14.41 cents$148.77
Washington955 kWh11.9 cents$113.68
West Virginia1,027 kWh15.07 cents$154.76
Wisconsin645 kWh17.18 cents$110.87
Wyoming863 kWh12.47 cents$107.65
U.S. total863 kWh16.48 cents$142.26

Frequently asked questions

How is an electric bill calculated?

In its simplest form, kilowatt-hours used times the price per kWh, plus any fixed monthly charge, plus taxes and fees. Real bills can add tiers, time-of-day prices, demand charges and other line items.

Where do I find the kWh I used?

Your bill shows the energy used for the billing period, often next to the meter readings. Many utilities also show it in an online account. A billing period is not always a calendar month, so the days can differ slightly.

What is a fixed monthly charge?

It is an amount charged each month regardless of use, to cover costs such as the meter and the connection. It appears under names like customer, service, basic or facility charge. The amount differs by utility.

Why is my bill different from the average bill for my state?

The average is an annual figure for every residential customer in the state. Your home size, heating and cooling, appliances, number of people and the utility you have all change your usage and price. The 2024 state averages in the table are useful to compare, not to predict your bill.

Can I use this to estimate a yearly bill?

The calculator multiplies the month by 12, which works only if your use is the same all year. Use is usually uneven, so a better yearly estimate adds up the kWh of each season from past bills.

How can I lower my electric bill?

First find where the energy goes. Use the appliance electricity cost calculator to price your biggest users, then compare options with your own rate from your bill.

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Sources and last update

Last updated: November 2, 2026. See methodology and sources.