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Buying Guide

How to lower your energy bills

Energy costs respond to simple habits and a few one-time fixes. Here's where the savings actually are.

By the Couponsforless Savings TeamWritten in-house and re-checked when a store changes its policy
Updated August 20, 2026
2 min read · Fact-checked
What this guide covers
  • Heating and cooling dominate the bill — target them first.
  • Cheap fixes (sealing, LEDs, smart thermostat) pay back fast.
  • Utility rebates and off-peak rates add further savings.
  • Phantom loads from idle electronics quietly add up — unplug or use smart strips.
  • Compare energy suppliers where your market allows a choice.
Length
5 sections
Last checked
August 20, 2026
Topic
Buying Guide

Target heating and cooling

Heating and cooling are the largest share of most energy bills, so small thermostat adjustments save the most. A few degrees and a programmable schedule cut costs with little comfort impact.

Setting the thermostat back while you're asleep or out, and letting it drift a few degrees seasonally (warmer in summer, cooler in winter), delivers the biggest reduction for zero cost.

Make the cheap fixes

Sealing drafts, switching to LED lighting, and installing a smart thermostat are low-cost, one-time changes that pay for themselves quickly through lower monthly bills.

Add weatherstripping, a water-heater blanket, and low-flow fixtures, and you've knocked out the highest-return efficiency upgrades for very little money and effort.

Use utility programs

Many utilities offer rebates on efficient appliances and lower off-peak rates. Running heavy loads off-peak and claiming rebates on upgrades stacks onto the habit savings — check for a rebate before buying.

Utilities often also offer free energy audits and discounted efficient bulbs or thermostats — worth asking about, since they lower both your usage and the cost of the upgrades themselves.

Kill phantom loads

Electronics and chargers draw power even when idle — the 'phantom' or standby load that quietly pads the bill. Unplugging rarely-used devices or grouping them on a switchable power strip cuts it with no daily effort.

Entertainment centers, computers, and kitchen gadgets are the usual culprits. A smart strip that cuts standby power to a whole cluster at once is the low-effort fix.

Shop your supplier

In deregulated energy markets, you can choose your electricity or gas supplier separately from the utility that delivers it. Comparing suppliers can lower the per-unit rate on the largest part of the bill.

Where that choice exists, check the rate periodically and switch when a better fixed rate is available — just read the contract for teaser rates that jump after an introductory period.

Frequently asked questions

How can I lower my energy bill?
Target heating and cooling first with thermostat adjustments, make cheap fixes like sealing drafts and LED lighting, kill phantom loads, and use utility rebates and off-peak rates.
What uses the most energy in a home?
Heating and cooling dominate most bills, which is why small thermostat changes and a programmable schedule save the most, followed by water heating and major appliances.
Do utility rebate programs save money?
Yes. Many utilities offer rebates on efficient appliances, lower off-peak rates, free energy audits, and discounted bulbs or thermostats, which stack onto everyday habit savings.
What are phantom loads?
Power drawn by electronics and chargers even when idle or off. Unplugging rarely-used devices or grouping them on a switchable smart strip cuts this standby waste with no daily effort.
Can I choose my energy supplier?
In deregulated markets, yes — you can pick your electricity or gas supplier separately from the delivery utility. Comparing suppliers can lower the per-unit rate; watch for teaser rates that jump later.

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