Washington-St Tammany E C, Inc Rates: Average Bill & Price per kWh
Residential rates for Washington-St Tammany E C, Inc and how they compare to the Louisiana average — 2024 EIA-861 annual data.
Residential customers of Washington-St Tammany E C, Inc average $153.21/month at 11.85¢/kWh — below the Louisiana average of $184.21.
Where Washington-St Tammany E C, Inc rates are heading
Annual residential figures from Form EIA-861, 2019–2024.
| Year | Rate | Avg bill | Res. customers |
|---|---|---|---|
| 2019 | 9.56¢/kWh | $128.02/mo | 48,578 |
| 2020 | 9.13¢/kWh | $119.87/mo | 49,012 |
| 2021 | 9.62¢/kWh | $122.29/mo | 49,651 |
| 2022 | 11.06¢/kWh | $149.38/mo | 50,076 |
| 2023 | 10.76¢/kWh | $142.51/mo | 50,577 |
| 2024 | 11.85¢/kWh | $153.21/mo | 50,901 |
Rate context in Louisiana
Statewide residential price trend (12 months) — context for Washington-St Tammany E C, Inc's 2024 annual figure.
Washington-St Tammany E C, Inc vs its state
Annual utility averages next to the latest statewide monthly figure — different windows, both labeled.
| Measure | Washington-St Tammany E C, … | Louisiana (latest month) |
|---|---|---|
| Avg bill | $153.21/mo | $184.21/mo |
| Rate | 11.85¢/kWh | 13.49¢/kWh |
Common questions
How much is the average electric bill with Washington-St Tammany E C, Inc?
Washington-St Tammany E C, Inc residential customers averaged $153.21 per month in 2024 (EIA-861 annual data) — about $1,838.53 per year.
What does Washington-St Tammany E C, Inc charge per kWh?
Washington-St Tammany E C, Inc averaged 11.85¢ per kWh for residential service in 2024 (annual revenue divided by sales, EIA-861). Actual rates depend on your plan and season.
How does Washington-St Tammany E C, Inc compare to the Louisiana average?
Washington-St Tammany E C, Inc bills average $153.21 — lower than the Louisiana average of $184.21 (latest EIA month).
How many customers does Washington-St Tammany E C, Inc serve?
Washington-St Tammany E C, Inc served 50,901 residential customers in 2024, per EIA-861 — one of the largest utilities we track in LA.
Data: Form EIA-861, 2024 annual residential figures for Washington-St Tammany E C, Inc. Bill = residential revenue ÷ customers ÷ 12; rate = revenue ÷ sales. State context uses the latest EIA monthly data. See methodology.