ABOUT THE LAB

Better questions start with visible math.

Utility Bill Lab helps U.S. households reconstruct common utility charges before choosing a fix.

Why this site exists

A high bill is a symptom, not a diagnosis. Electricity, gas, water, sewer, service days, prices and fixed fees can move independently. Our tools separate those variables so a reader can test whether an explanation is large enough to fit the change.

What makes it different

We cover the combined household utility picture instead of treating electricity as the only bill. Formulas are shown, source dates are visible, state averages are identified as dated references rather than local tariffs, and local rates remain editable.

Rates, savings and programs

Annualized totals repeat the values entered; they are not forecasts or guaranteed savings. Utility rates, rebates and assistance programs can vary by provider, municipality, state, customer class and effective date. Confirm current terms with the utility, regulator or official program administrator.

How it is funded

The site may display advertising through Google AdSense. It does not currently publish active affiliate links. If affiliate links are added, they will be clearly labeled. Advertising and any future commissions help fund hosting, source review and new calculators, but do not influence results, formulas or editorial conclusions.

Read our editorial policy and affiliate disclosure.

Start with evidence

No account or sign-in is required. Begin with the whole-bill audit, then move to the tool for the line item that changed most.

Open the audit