Detailed electricity rate data about the ZIP Code 99350 in Prosser, WA. View various electricity statistics about ZIP Code 99350 in Benton County in the U.S. See a comparison of residential, industrial and commercial electricity rates in 99350 to those in Washington and also in the entire U.S. Additionally, view historical data on estimated electricity usage in this Benton County region.
View the charts and tables below for a snapshot of how electricity rates in ZIP Code 99350 (Prosser, WA) compare to rates in Washington and to the U.S. overall.
The average residential electricity rate in ZIP Code 99350 of 7.59¢/kWh is lower than the average residential rate in the state of Washington overall.
ZIP Code 99350 vs. Washington
Washington's average residential electricity rate of 14.63¢/kWh is approximately 93% higher than the 7.59¢/kWh 99350 average rate.
ZIP Code 99350 vs. the U.S.
Additionally, the average residential electricity rate of 18.16¢/kWh in the U.S. overall is an estimated 139% higher than the average residential rate in 99350.
See the table below for a comparison of residential, commercial, and industrial electricity rates in ZIP Code 99350, Washington, and also in the U.S. as a whole.
| Region | Residential | Commercial | Industrial |
|---|---|---|---|
| ZIP Code 99350 | 7.59¢/kWh | 6.38¢/kWh | 4.83¢/kWh |
| Washington | 14.63¢/kWh | 11.81¢/kWh | 7.43¢/kWh |
| United States | 18.16¢/kWh | 14.47¢/kWh | 9.64¢/kWh |
View the charts and tables below for electricity usage estimates and comparisons for ZIP Code 99350. See how this Benton County region compares to other regions in Washington.
This chart visualized the estimated monthly electricity usage rates in ZIP Code 99350 versus the average electricity usage a ZIP Code in Washington.
MkWh: Million Kilowatt-hours| Month | ZIP Code 99350 | Average WA ZIP | Washington |
|---|---|---|---|
| Sep 2025 | 3.41 MkWh | 3.53 MkWh | 2524 MkWh |
| Oct 2025 | 3.61 MkWh | 3.74 MkWh | 2672 MkWh |
| Nov 2025 | 4.08 MkWh | 4.21 MkWh | 3014 MkWh |
| Dec 2025 | 5.44 MkWh | 5.63 MkWh | 4023 MkWh |
| Jan 2026 | 5.86 MkWh | 6.06 MkWh | 4336 MkWh |
| Feb 2026 | 5.04 MkWh | 5.21 MkWh | 3727 MkWh |
| Mar 2026 | 5.08 MkWh | 5.25 MkWh | 3753 MkWh |
| Apr 2026 | 4.23 MkWh | 4.38 MkWh | 3130 MkWh |
| May 2026 | 3.5 MkWh | 3.62 MkWh | 2588 MkWh |
| Jun 2026 | 3.54 MkWh | 3.66 MkWh | 2616 MkWh |
| Jul 2026 | 3.99 MkWh | 4.12 MkWh | 2947 MkWh |
| Aug 2026 | 3.81 MkWh | 3.94 MkWh | 2818 MkWh |
The ZIP Code of 99350 is connected to Prosser, WA in Benton County. This Washington region currently has an approximate population of 13,488 residents and an estimated 4,897 total housing units contributing to overall electricity usage statistics in this locality.
* Local 99350 electricity data referenced here (rates and usage) obtained from loquol.
