State-by-State Energy Guide: Why Bills Differ and What to Fix First

The Short Answer

Two identical houses in different states can have very different bills for four reasons: the price per kWh (and per therm or gallon), the climate, the heating fuel common in the region, and the age of the housing. The first you cannot change; the other three decide which fixes pay off first where you live.

To compare your state, the U.S. Energy Information Administration publishes electricity profiles for every state, including average retail prices. Your own bill shows your price: divide the total by the kWh used.

What Drives the Differences

• Price per kWh. Set by fuel mix, grid costs and regulation. A high-price state makes every kWh you save worth more.
• Climate. Heating and cooling are the biggest energy use in most homes; ENERGY STAR says nearly half of home energy goes to them. Long winters or long summers multiply everything else.
• Heating fuel. Heating oil, propane, electric resistance, gas and heat pumps cost very different amounts per unit of heat.
• Housing age. Older homes are usually leakier and less insulated.

Northeast

Long heating seasons, many older homes, and heating oil in some areas. Start with finding and sealing air leaks and attic insulation: ENERGY STAR estimates air sealing plus insulation saves an average of 15% on heating and cooling. If you are replacing an oil or electric resistance system, a heat pump can cut heating electricity use by up to 75% compared with resistance heat, according to DOE.

Southeast and South Central

Long, humid cooling seasons and many all-electric homes. Keep the AC maintained, seal ducts in attics and crawlspaces (ENERGY STAR says a typical duct system loses 20 to 30 percent of the air it moves), block solar heat through windows, and set the thermostat as warm as you are comfortable with. See how to lower your summer bill.

Midwest

Cold winters and hot summers, so both seasons count. Air sealing and attic insulation help twice. On a heat pump, keep aux heat in check with the right thermostat settings: see aux heat running too much.

West Coast

Milder climates in many areas but often higher electricity prices, and time-of-use rates are common. Shift dishwasher, laundry and EV charging off-peak, and if you have or are considering solar, understand how exports are credited: see solar but bill still high and batteries vs load shifting.

Mountain States

Big day-night temperature swings and cold winters at altitude. Air sealing, attic insulation and a thermostat schedule matter most; DOE says setting the thermostat back 7–10°F for 8 hours a day can save as much as 10% a year on heating and cooling.

Frequently Asked Questions

Why is my energy bill higher than in other states?

Mostly because of your price per kWh (or per therm or gallon), your climate, the heating fuel you use and the age of your home. EIA publishes each state’s electricity profile, including average prices.

How do I find my real electricity rate?

Divide your bill’s total by the kWh used. That effective rate includes delivery and fixed charges, not just the supply price.

What is the best first fix in a cold state?

Usually air sealing and attic insulation; ENERGY STAR estimates the two together save an average of 15% on heating and cooling costs.

What is the best first fix in a hot state?

Keep the AC maintained, seal leaky ducts, block solar heat through windows and set the thermostat as warm as is comfortable.

Related Guides

• Electric bill doubled in two years? — rates vs usage
• Why is my bill so high in winter? — the seasonal causes
• How to lower your bill in summer — cooling costs

Sources

• EIA: State electricity profiles
• ENERGY STAR: Heat and cool efficiently
• ENERGY STAR: Why seal and insulate?
• ENERGY STAR: Duct sealing
• U.S. DOE: Heat pump systems
• U.S. DOE: Energy Savers guide (PDF)