You move from a one-bedroom apartment in Phoenix to a three-bedroom house in the same neighborhood. Same city. Same climate. Your electricity bill jumps from $95 to $214. Your water bill triples. You now pay for trash pickup, sewer, and a lawn sprinkler system that drinks water like it's auditioning for a desert survival show.
Nobody warned you that utilities for a house could run $500 or more per month, on top of everything else.
The average U.S. household spends roughly $610 per month on utilities when you add up electricity, gas, water, sewer, trash, and internet. That's $7,320 a year, a number that rarely shows up in the mortgage calculator that convinced you buying was affordable.
30-Second Summary: Utility costs average $610/month for homeowners, but vary wildly by state, home size, and heating source. Electricity is the biggest line item. Water/sewer costs have risen 24% in five years. Budget by type, not as one lump sum.
Breaking Down the Average Utility Bill
"Utilities" is a catchall that hides a lot of variation. Here's what a typical homeowner actually pays, broken into individual line items.
| Utility Type | National Average (Monthly) | Notes |
|---|
| Electricity | $144 | Biggest variable; driven by cooling, heating (heat pumps), and home size |
| Natural Gas | $70 - $135 | Highly seasonal; winter bills can triple summer bills |
| Water & Sewer | $110 - $141 | Rising fastest; sewer costs 59% of the combined bill |
| Trash/Recycling | $35 | Often a flat municipal fee |
| Internet (Broadband) | $78 | Median is $63, but fees push actual cost to $78 |
| Total Estimate | $502 - $610 | Varies by region, home size, and household habits |
Sources: EIA (2024), Bluefield Research (2025), CNET (2025), Move.org (2025)
A few things jump out. Water and sewer costs have climbed 24% over the last five years, faster than general inflation. Most of that increase comes from the sewer side, as aging municipal infrastructure gets expensive to maintain and replace.
Internet is a fixed cost that rarely changes with usage. Everything else is variable, meaning your behavior and your home's efficiency directly affect the bill.
These numbers don't include cable TV ($147/month average in 2024) or streaming subscriptions. We're talking infrastructure utilities only.
How Costs Change by State
Where you live matters as much as how you live. Climate drives heating and cooling bills. State regulations drive electricity rates. Local infrastructure drives water costs.
| State | Avg Monthly Electric Bill | Key Cost Driver |
|---|
| Connecticut | $200 | High rates (deregulated market) |
| Alabama | $171 | High summer cooling demand |
| Hawaii | $188 | Imported fuel, no natural gas |
| Utah | $89 | Low rates, moderate climate |
| Washington | $98 | Hydropower keeps rates low |
| Wyoming | $97 (electric) | But total energy cost $1,591/mo including heating fuel |
Source: EIA (2024)
Wyoming is the perfect example of why you can't just look at one utility. Its electricity rates are reasonable, but residents burn through enormous amounts of natural gas and heating fuel during brutal winters. Total energy spending (including motor fuel) hits $1,591 per month, the highest in the nation.
A state like Washington benefits from cheap hydroelectric power. The same 2,000 sq. ft. house that costs $200/month to cool in Alabama might cost $98/month in Seattle. Same house, same family, wildly different bill.
Electricity: The Biggest Bill and the Most Control
The average residential price per kilowatt-hour (kWh) is 17.78 cents nationally, but that ranges from about 10 cents in states like Idaho to over 30 cents in Hawaii and Connecticut.
What drives your electricity bill isn't just the rate. It's consumption.
Home size. Going from a 900 sq. ft. apartment to a 2,000 sq. ft. house roughly doubles your electricity consumption, all else being equal.
Heating/cooling source. 46% of U.S. homes use natural gas for heat, which means their winter electricity bills stay relatively flat. Homes with electric heat pumps or baseboard heaters see winter electricity bills spike 50% to 100%.
Efficiency. Old windows, poor insulation, and an aging HVAC system can add 20% to 30% to your bill compared to a well-sealed, modern home.
Appliances and habits. Running a pool pump, charging an EV, or keeping the thermostat at 68°F in August all add up. (That last one isn't a judgment. In Houston in August, 68° is a survival strategy.)
For a deeper understanding of how utility costs fit into your overall homeownership budget, read our pillar guide on the true cost of ownership.
A Worked Example: Family of Four in Columbus, Ohio
Meet the Nguyens. Four people, 2,000 sq. ft. detached house in a Midwest suburb. Gas heat, central AC, standard appliances.
| Utility | Monthly Cost | Notes |
|---|
| Electricity (900 kWh @ $0.16/kWh) | $144 | Higher than national average due to electric dryer, older fridge |
| Natural Gas (winter average) | $135 | Drops to ~$30 in summer |
| Water & Sewer | $110 | Two teenagers who take long showers |
| Trash/Recycling | $35 | Municipal fee, billed quarterly |
| Internet | $78 | Spectrum, 300 Mbps |
| Total | $502 | Excludes streaming, cell phones |
In winter, when the gas bill peaks, the Nguyens' total hits $570. In summer, when AC cranks up but gas drops, it's roughly $480. The annual average lands near $500/month, or $6,000 per year.
That's for Ohio, a moderate-cost state. The same family in Connecticut or Alabama would pay $600 to $700.
The Hidden Utility: Water and Sewer
Most people think about electricity when they think about utility bills. They should think more about water.
The average combined water and sewer bill in the Northeast hit $141.53 per month in 2024. And here's the detail nobody talks about: sewer charges account for 59% of that combined bill. You're paying more to get rid of water than to receive it.
Sewer rates are rising because underground infrastructure built in the 1950s and 1960s is reaching end of life. Cities are passing those replacement costs on to homeowners, and there's no competitive market to shop around. You can switch electric providers in deregulated states. You can't switch sewer companies.
If you're moving from an apartment (where the landlord often covers water/sewer) to a house, budget at least $100/month for water and sewer. More if you have a lawn, a pool, or a large family.
Three Ways to Lower Your Utility Bills
| Strategy | Estimated Monthly Savings | Upfront Cost |
|---|
| Smart thermostat (Nest or Ecobee) | $15 - $25 | $120 - $250 |
| LED bulbs (whole house) | $5 - $15 | $30 - $80 |
| Low-flow showerheads + faucet aerators | $10 - $20 | $20 - $50 |
These are the boring, high-ROI moves. A smart thermostat pays for itself in 6 to 12 months. LED bulbs last 15 to 25 years and use 75% less electricity than incandescent. Low-flow fixtures cut water heating costs (a surprisingly large chunk of your gas bill).
Bigger investments (attic insulation, new windows, solar panels) can save $50 to $200/month but require $5,000 to $25,000 upfront. They make sense as long-term investments, especially if you plan to stay in the home for 7+ years.
If you're trying to understand how utilities stack up against all the other costs of owning a home, use our mortgage calculator to model total monthly costs including PITI and estimate where utilities fit in.
And if you're budgeting for your first home purchase, don't miss our guide on hidden costs that first-time owners miss, which covers the utility bill shock of moving from renting to owning.
Your Next Move
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Call your local utility providers and ask for the usage history of the specific address you're buying (or currently own). Most utilities will provide 12 months of consumption data. This beats any estimate.
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Separate your budget into fixed and variable. Internet and trash are fixed. Electricity, gas, and water are variable. Budget for the highest month, not the average.
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Install a smart thermostat. If you do nothing else, this one change saves $15 to $25 per month with zero lifestyle sacrifice.
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Check for state and local utility rebates. Many states offer rebates for energy-efficient appliances, insulation upgrades, and smart home devices. The Database of State Incentives for Renewables & Efficiency (DSIRE) at dsireusa.org is the best starting point.
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Budget $500/month for utilities if you're a first-time homebuyer with no local data to work from. You can adjust down once you have real numbers. Overestimating beats scrambling.
References
- RubyHome / Move.org. (2025). Utility Bills 101: Average Cost of Utilities by State. https://www.move.org/utility-bills-101/
- Bluefield Research. (2025). U.S. Municipal Utility Water Rates Index 2024. https://www.bluefieldresearch.com/ns/u-s-water-and-sewer-bill-has-increased-24-in-five-years-raising-affordability-concerns/
- CNET. (2025). Americans Are Paying $78 Monthly for Internet on Average.
- U.S. Energy Information Administration. (2024). 2024 Average Monthly Bill - Residential. https://www.eia.gov/electricity/sales_revenue_price/pdf/table_5A.pdf
- Cord Cutters News. (2025). Average Cable TV Cost 2024. https://www.cordcuttersnews.com
- WalletHub. (2024). Energy Costs by State in 2024. https://wallethub.com/edu/states-with-the-highest-energy-costs/
