How to Save Money on Your Utility Bills
Most advice on cutting your utility bills reads like a list of every possible tip, all treated as equal. They are not equal. On any given bill, two or three things do almost all the work, and the rest is penny-fussing that turns a Saturday into a chore. This guide covers the whole stack, electricity, water, gas, and the internet-and-phone bill, in the order of what actually moves the number.
Electricity is usually the biggest line, so start there, then work down to water, gas, and the bills you can simply negotiate. At the end there is a plain look at the “cut your bill by 75%” gadgets and myths that keep showing up in search results, because the top of the results page will not tell you.
None of this asks you to freeze in the dark or become a person who mentions kilowatt-hours at parties. The whole point of this blog is spending on what you love and cutting what you don’t. Your electric bill is one of the easiest places to cut, once you know which levers are load-bearing and which ones are theater.
Jump to a section
Start with the parts of the bill that actually move
Heating, cooling, and hot water are usually half of a home’s electricity bill on their own, sometimes more. Lighting and small electronics get all the attention in energy tip lists, but they are a rounding error next to the big three. If you only have one Saturday, spend it here.
1. Own the thermostat, don’t just program it
Every utility on earth will tell you to program your thermostat. Fewer of them tell you which numbers to actually pick, so most people set a schedule once, hate how it feels, and override it every day forever. The setpoints that matter, per the Department of Energy: about 68°F when you’re home and awake in winter, a few degrees cooler while you’re out or asleep. In summer, about 78°F when you’re home and higher when you’re away, so the AC isn’t chilling an empty room.
Turning the temperature 7 to 10 degrees for eight hours a day, per the same source, can shave up to 10 percent off your annual bill on its own. That is one setting change, done once. If your setpoints today are basically “whatever felt fine last time you walked past,” you have a real, boring lever right there.
2. Let fans do the work before the AC does
A ceiling fan or a good box fan uses a tiny fraction of the power an air conditioner does. On shoulder-season days, where it’s warm but not brutal, running fans and cracking a window at night can cover you completely. On real-summer days, a fan lets you raise the thermostat setpoint by about four degrees without feeling any warmer, per the same DOE guidance, because moving air pulls heat off your skin.
Follow two small rules here. In summer, ceiling fans should spin counter-clockwise looking up, which pushes air down. And turn them off when you leave the room, because a fan cools people, not spaces. A fan running in an empty living room is just a small heater in disguise.
3. Turn the water heater down to 120°F
Water heaters are the second or third biggest electric draw in most homes, and most of them are shipped from the factory set at 140°F, which is scalding and also a slow money leak. The Department of Energy’s recommended setting is 120°F, which is plenty hot for a shower or dishwasher and cuts standby heat loss meaningfully over a year.
If you own the place, this is a five-minute job with a screwdriver and a Sharpie so you don’t forget where it was. If you rent and the tank is in the closet, most landlords will not mind you turning a dial down, but it’s polite to ask. Households with someone who has a compromised immune system should ask a doctor first (there are legitimate legionella considerations at very low temperatures).
4. Cut hot-water use where you won’t miss it
Once the tank is at a sane temperature, the next question is how much of that hot water you actually need. Two moves cover most of it. Wash clothes in cold water by default, because modern detergents work fine and about 90 percent of a washing machine’s energy goes to heating the water, per ENERGY STAR. Shorten showers by two or three minutes, which sounds trivial and is not, over a year, for a household of two or more.
The pattern here is the same one we keep using on groceries and everywhere else: cut the thing you won’t feel, keep the thing you love. If the hot shower is a real part of your morning, don’t touch it. Take the win somewhere else.
5. Air-seal the leaks you can find in one Saturday
Every dollar you spend heating or cooling air that leaks out through a gap around a window, door, or outlet is a dollar you paid twice: once to condition it, once to condition its replacement. Sealing the obvious leaks with a tube of caulk and a roll of weatherstripping is a boring, cheap afternoon that pays off every single month for years. The ENERGY STAR guide to sealing and insulating is a fine free walkthrough and stays plain about what matters.
Renters can do the reversible version: removable draft-blocker rope along the bottom of a leaky door, plastic film over a single-pane window in winter, a fabric door snake in front of the worst offender. None of it looks pretty in a design blog. It also works.
The small daily habits that add up
Once the big three are handled, the small habits below are where the last chunk lives on how to save money on electricity bill without turning it into a hobby. None of them will halve your bill on their own. Together, over a year, they are a real number. And unlike a giant home retrofit, you can start every one of them tonight without spending a dollar.
6. Swap every bulb to LED, one weekend, done forever
If your fixtures still have incandescents or old CFLs, this is the boring one-time move with the best payback in the whole post. An LED uses roughly 75 percent less power than an incandescent for the same brightness and lasts many times longer, per ENERGY STAR. Buy the ones with a warm color temperature (2700K to 3000K) so your house doesn’t glow like a dentist’s office. Do it in one afternoon so you’re not doing it in dribs and drabs for six months.
7. Unplug the standby vampires that actually cost you
Standby power, the trickle of energy your electronics use when they’re off but plugged in, is real but usually oversold. It’s a few percent of the bill for most households, not a third. Chase the actual offenders and skip the rest. The real culprits are old cable boxes, game consoles in “instant on” mode, older desktop setups with monitors that never truly sleep, and anything with a warm brick that stays warm 24/7. Put those on a power strip you can flip off when you leave for a trip. Don’t bother unplugging your microwave every night; you will be miserable for the price of a bag of chips.
8. Full loads only, or don’t run it
Dishwashers and washing machines cost about the same amount of electricity whether they’re half full or completely full. Waiting a day so you can run a full load, instead of two half loads, is a straight-up free habit. If a dishwasher is basically empty and you have three plates in the sink, wash them by hand. If it’s basically full, do not do them by hand because a modern dishwasher uses less water and less electricity than a person, per multiple ENERGY STAR studies.
9. Change the HVAC filter every 60 to 90 days
A clogged air filter forces the whole heating and cooling system to run longer and harder to move the same amount of air. A five-dollar filter changed on time is a small drag reducer for your single biggest electricity draw. Set a recurring reminder on your phone for the first Saturday of every other month, and the reminder itself will save you money by making you actually do it. This is a small habit that stacks directly on top of tip #1.
Cutting your electric bill is not about willpower. It’s about fixing the two or three loads that are half the bill, then letting the small habits ride in the background.
10. Set the fridge to 37°F and the freezer to 0°F
Refrigerators run 24 hours a day, every day, which makes them one of the constant background loads in the house. Most factory setpoints are colder than they need to be. The recommended targets, per the FDA and ENERGY STAR, are around 37°F to 40°F in the fridge and 0°F in the freezer. Colder than that is not “safer,” it is just more expensive. If the fridge dial is a mystery number from 1 to 7, a $12 fridge thermometer earns itself back in a month or two.
What renters can actually change
Every big electric-savings guide on the internet is silently written for homeowners. If you’re renting, you can’t upgrade the windows, replace the water heater, or install a heat pump. That does not mean you’re stuck.
11. Do the tenant-safe moves, then ask the landlord for the rest
Every tip in this post that’s behavioral is fair game in an apartment: setpoints, fan-first cooling, LED bulbs (put the old ones in a bag for the landlord when you leave), cold-water laundry, full loads, unplugging vampires, filter changes if the unit is yours to service, water-heater dial changes if the tank is accessible, and removable weatherstripping around leaky doors and single-pane windows.
For the ones that need a landlord’s permission, ask in writing and frame it as a maintenance issue, not a favor. “The bathroom window has a visible draft, could weatherstripping or caulk be added.” “The water heater is set to 140°F, could it be turned down to 120°F for efficiency and safety.” Most reasonable landlords will do it, because leaks and hot tanks are their problem too. The ones who won’t, you now know something about your landlord. That is useful information at renewal time.
Get smarter than the bill itself
The last two tips are the ones almost nobody bothers with, and they are the ones that separate a modest saving from a real one. Both cost nothing but ten minutes of paying attention to a document your utility is legally required to hand you.
12. Shift the big loads off peak hours
A lot of utilities now charge more per kilowatt-hour during peak hours (usually late afternoon to early evening in summer) and less overnight and midday. If your utility has time-of-use pricing, the same electricity is priced differently depending on the clock. Look at last month’s bill for the phrase “time of use,” “TOU,” or “peak,” or check your account dashboard for a rate breakdown.
If you’re on a TOU rate, run the dishwasher, the washer, and the dryer overnight or on weekends. Delay-start buttons exist on almost every modern appliance. Pre-cool the house on the cheap hours and let it drift up a few degrees during the peak window. This is not deprivation. It’s just a small clock trick that lowers a real number on next month’s bill.
13. Shop the rate plan (or the provider) if you can
Most utilities let you pick between two or three rate plans (flat, tiered, TOU), and the default plan you got put on at move-in is not always the cheapest one for your usage pattern. Log into your account, look at last twelve months of usage, and see if their calculator shows a better option. It takes ten minutes and the switch is usually one click.
If you live in a deregulated electricity state (a chunk of the country does, including Texas, Ohio, Pennsylvania, and Illinois), you can actually shop providers the way you shop insurance. Compare rates on your state’s official comparison site, not the flashy affiliate ones, and lock in a fixed rate if the current variable one is punishing you.
Trim the water bill without timing your showers
Water is rarely the biggest utility, but it is the easiest to waste without noticing, and the two things that actually move it are leaks and the shower.
A running toilet or a dripping faucet can add thousands of gallons a month. Once a year, put a few drops of food coloring in the toilet tank and wait ten minutes. If color shows up in the bowl without a flush, the flapper is leaking and a five-dollar part fixes it. For the shower, a low-flow showerhead cuts hot-water use too, so it lands on the water bill and the heating bill at the same time.
The habit layer is small: shorter showers, full loads in the dishwasher and washing machine, and cold water for the laundry that does not need hot. None of it is dramatic, but together they take the edge off without a stopwatch in the bathroom.
Your gas or heating bill
If you heat with natural gas rather than electricity, your winter bill lives here instead of on the electric side, but the levers are the same two from the top of this guide: the thermostat and the water heater do most of the work.
Seal the obvious drafts first. Weatherstripping around doors and windows and a draft stopper at the base of an exterior door are cheap and pay back fast in a cold climate. Beyond that, changing the furnace filter on a schedule keeps the system from working harder than it needs to, and setting the water heater to 120 degrees saves gas the same way it saves electricity. If your utility offers a free or low-cost energy audit, take it, because they often hand you rebates and a list of the exact drafts to seal.
The bills you can simply negotiate: internet, phone, and streaming
Some utilities you lower by using less. Others you lower by asking, and your internet, phone, and streaming bills are the second kind. They creep up every year on the quiet assumption that you will not call.
Once a year, call your internet provider, mention the promo rate new customers are getting, and ask for it. If the first agent says no, ask for the retention or cancellation department, which can almost always do more. The same move works on phone plans: check whether a cheaper plan or a smaller carrier covers what you actually use. For streaming, audit what you are paying for against what you actually watch, and rotate services rather than stacking five at once. Our guide to save money tips digs into the subscription-audit habit.
What NOT to bother with (the myths and outright scams)
Search “cut electric bill by 75 percent” or “device to lower your electric bill” and you will get a wall of ads for tiny plug-in “energy savers,” USB-stick “voltage stabilizers,” aluminum-foil tricks, and one-simple-hack videos that never quite name the hack. It is a whole scam economy, and the answer is worth the trust it costs to tell you.
Plug-in energy-saver devices do not work for residential customers. The Federal Trade Commission and multiple state attorneys general have taken action against them for years. Aluminum foil behind a radiator can help a very specific case slightly, but is not a bill-halving trick. Anything promising to cut your bill by 50 percent or more with a single gadget is trying to get $50 out of you, not save you money.
The real work of how to save money on electricity bill is the boring list above. Nothing about it is glamorous and nothing about it will make you a video. It will, however, drop your bill by a real number every month, forever. That is the version of frugal we’re always after: intentional, not miserable, and never sold to you as a trick. If you want more of that frame, our take on how to save money without making yourself miserable is the philosophy running underneath this whole list, and the 13 frugal-living tips post is the same idea applied to the rest of your budget.
Pick two moves from the big-hitters section and do them this week. The thermostat setpoints and the water-heater dial are both under fifteen minutes total. Come back for the rest next payday. Save this post to your money board so you’re not re-Googling “how to save money on electricity bill” the next time the invoice makes your eyes twitch. 📌
Which line item on your bill is the one you know is bloated but keep procrastinating on? Tell me in the comments, no judgment.
Who wrote this
Robby Naka writes The Millennial Budget, a no-shame take on money for people who want a great life now and later. He’s not a financial advisor, just a guy a little obsessed with spending on purpose and figuring out his own kind of rich. More about Robby. This article is general education, not financial advice for your situation.
