[ PUD No 3 of Mason County / WA ]
PUD No 3 of Mason County electricity rates in Washington
NO RATE CASE ON FILE · DATA 2025
change in average rate, 2024→2025
What your bill becomes
Estimated at PUD No 3 of Mason County's average effective residential rate (14.45¢/kWh, EIA, all charges included). Your tariff, fees and taxes differ.
Rate history 2015–2025
| Year | ¢/kWh | Change | Customers |
|---|---|---|---|
| 2015 | 9.79¢ | — | 30,677 |
| 2016 | 10.43¢ | +6.5% | 30,994 |
| 2017 | 10.54¢ | +1.1% | 31,156 |
| 2018 | 10.75¢ | +2.0% | 31,477 |
| 2019 | 10.71¢ | −0.4% | 31,845 |
| 2020 | 11.21¢ | +4.7% | 32,259 |
| 2021 | 11.35¢ | +1.3% | 32,709 |
| 2022 | 11.80¢ | +4.0% | 33,131 |
| 2023 | 12.70¢ | +7.6% | 33,576 |
| 2024 | 13.79¢ | +8.6% | 33,975 |
| 2025 | 14.45¢ | +4.8% | 34,378 |
How this compares
Serves 4 counties in Washington: Grays Harbor, Kitsap, Mason, Pierce. 19 ZIP codes.
Questions
Is PUD No 3 of Mason County raising rates in 2026?
No rate case for PUD No 3 of Mason County is on file with the Washington Utilities and Transportation Commission in our tracker. Its average residential rate moved +4.8% from 2024 to 2025. We check the commission docket monthly.
What does PUD No 3 of Mason County charge per kWh?
PUD No 3 of Mason County's average effective residential rate was 14.45¢ per kWh in 2025 (EIA-861, revenue divided by sales, all charges included). Washington's 2025 average was 13.17¢.
How much have PUD No 3 of Mason County rates gone up in five years?
+28.9% between 2020 and 2025, against +43.4% for Washington as a whole over the latest five-year window.
How many customers does PUD No 3 of Mason County have in Washington?
34,378 residential customers in 2025, across 4 counties including Grays Harbor, Kitsap, Mason, according to the EIA-861 survey.
Where do these numbers come from?
Rates and customer counts are from the US Energy Information Administration's annual EIA-861 survey; rate-case facts are from the Washington Utilities and Transportation Commission docket linked on this page. Nothing here is a utility bill; use it to understand the direction and size of changes.
Sources
- EIA-861 Sales to Ultimate Customers, 2015–2025 (released 2026-10-07)
- EIA-861M monthly state averages through Jul 2026
- NREL utility-by-ZIP lookup (2024)
