gridprims

Is my use high?

Preview Version 0.1.0

Compare a year of your electricity use with the average home of your utility and your state, and see your seasonal swing.

Compared with the utility average

20%

This home's 14,400 kWh a year is 20% more than the utility's average home and 20% more than the state's (EIA-861, 2025).

EIA

Cross-checked · Two worked examples from the spec's scenarios pass, and three utilities' averages computed by hand from their EIA-861 rows match. State averages computed from EIA-861 2024 match EIA's published Table 5A average monthly residential consumption in all 51 states. What this means

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Your utility's average home

Your ZIP code never leaves this device. The page downloads the figures for your whole state and searches them here.

One period a line: the dates (or a month, as 2026-03) and the kWh. Twelve periods give a year; fewer are scaled to a year by the days they cover.

How we got this

Method

Sum the latest 12 periods, or scale fewer to 365 days by the days they cover. Compare with EIA-861's average residential use per customer (residential sales ÷ residential customers) for the utility and the state, as a percent difference. Then compare the highest and lowest periods by kWh per day.

Steps

  1. A year of use: 14,400 kWh, the sum of the latest 12 periods (365 days).
  2. The utility's average home: 12,000 kWh a year (residential sales ÷ residential customers, EIA-861, 2025). 14,400 kWh ÷ 12,000 kWh − 1 = 20%.
  3. The state's average home: 12,000 kWh a year (EIA-861, 2025). 14,400 kWh ÷ 12,000 kWh − 1 = 20%.
  4. These are averages across homes of every size and heating type. EIA-861 publishes no distribution, so there is no percentile or rank.
  5. Highest period: February 1, 2025 to February 28, 2025, 42.9 kWh a day. Lowest: January 1, 2025 to January 31, 2025, 38.7 kWh a day. The highest is 1.1× the lowest.

Assumptions

  • State averages leave out delivery-only rows, whose customers EIA also counts under the company that sells them energy; this is how EIA's Table 5A counts them.
  • A partial year is scaled by days, so a year with a hot summer and a mild winter in the missing months reads high or low.

Sources

Known limits

  • An average includes homes of every size, age, and heating type; a large or all-electric home can be well above it and use energy well.
  • EIA-861 publishes no distribution of use, so this shows no percentile, rank, or "homes like yours".
  • The averages are for the latest EIA-861 year, which may differ from the year of your bills.

Go deeper elsewhere

EIA-861 data files →

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