Energy Guides
Learn how to read electricity pricing data and its limits. These guides explain Department of Energy EIA annual residential-rate benchmarks across all 50 states and the District of Columbia, distinguish a statewide average from a current utility bill, and cover the major energy sources powering the US grid.
Download the EIA state electricity-rates extract cited on this page: state-electricity-rates.csv (EIA State Electricity Profiles · CC BY 4.0).
Understanding Electricity Rates
What cents per kilowatt-hour means, how your bill is calculated, and what the EIA data shows about pricing across the US.
Why Energy Prices Vary by State
How to interpret annual statewide electricity-rate benchmarks and their limits for a local utility bill.
US Energy Sources Explained
Natural gas, coal, nuclear, wind, solar, and hydro, how each source contributes to the grid and what it means for prices.
Cheapest States for Electricity
Which states have the lowest annual residential electricity-rate averages and what those benchmarks do and do not show.
Renewable vs Fossil Fuel Costs
Current Lazard new-build levelized-cost ranges, their overlap, and why LCOE is not a retail-price forecast.
Understanding Electricity Rate Structures
Definitions for flat, tiered, time-of-use, and demand tariffs, plus what to verify in an official rate schedule.
Comparing Utility Costs Across States
Compare annual statewide rate benchmarks across states without treating them as local utility quotes or causal explanations.
Methodology
Our guides are based on publicly available data from authoritative government sources. All statistics, ratings, and figures cited in these guides are drawn directly from official datasets and publications, with sources clearly referenced throughout.
We aim to present complex government data in plain language that is accessible to general audiences. When methodologies differ between data sources or change over time, we note these variations inline. Our editorial process includes regular reviews to ensure accuracy and timeliness of the information presented.
This page is a navigation index; the guides it links to cite their own data sources inline. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2025.