CC BY 4.0 · Updated monthly

Open Electricity Rate Data

Average residential electricity rates for all 50 states, DC and the US, as CSV and JSON. Free to use — including commercially — with credit.

Latest month (CSV)July 2026 · rate, rank, changes, avg bill Latest month (JSON)/api/rates.json · CORS enabled Monthly history (JSON)Jun 2023 – Jul 2026, all states Plain-text referenceFor AI assistants and quick reading

Fields

Field	Meaning
`rate_cents_per_kwh` / `cents`	Average residential retail price, cents per kWh
`rank_cheapest` / `rank`	1 = cheapest of the 50 states and DC
`prev_month`, `prev_year`	Rate one month and twelve months earlier
`avg_monthly_bill_usd` / `avg_bill`	Residential revenue ÷ customers for the month
`avg_monthly_kwh` / `avg_kwh`	Residential sales ÷ customers for the month

How to credit

Source: Applicost (applicost.com), based on U.S. EIA data, July 2026

Please link to applicost.com/electricity-rates/ or the specific state page you used. Dated CSV snapshots stay available at /data/us-electricity-rates-YYYY-MM.csv.

Updates

Files regenerate automatically when EIA publishes new monthly data (see methodology). The JSON includes a period field so you can detect new months.