Rates by state / Texas / Southwestern Public Service Co
Investor Owned · 223,685 residential customers
Southwestern Public Service Co electricity rates
Residential customers paid an average of 13.9¢ per kWh in 2025, 13% below the Texas average of 16.0¢ for the latest 12 months.
Average rate
13.9¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$131/mo
At 937 kWh a month
1-year change
+4.4%
5 years: +39.0%
Average rate by year
202010.0¢
202111.9¢
202213.4¢
202314.7¢
202413.3¢
202513.9¢
Southwestern Public Service Co bill at different usage levels
Estimated monthly bill at Southwestern Public Service Co's 2025 average rate of 13.9¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Southwestern Public Service Co | Texas average |
|---|---|---|
| 500 kWh | $70 | $80 |
| 750 kWh | $105 | $120 |
| 1,000 kWh (about average here) | $139 | $160 |
| 1,500 kWh | $209 | $239 |
| 2,000 kWh | $279 | $319 |
Other utilities in Texas
| Utility | Customers | Rate |
|---|---|---|
| Reliant Energy Retail Services | 1,545,510 | 18.4¢ |
| TXU Energy Retail Co, LLC | 1,442,516 | 19.4¢ |
| City of San Antonio - (TX) | 888,946 | 12.4¢ |
| Austin Energy | 522,446 | 13.1¢ |
| Entergy Texas Inc. | 469,094 | 13.9¢ |
| Just Energy | 437,966 | 16.9¢ |
| Pedernales Electric Coop, Inc | 420,753 | 12.8¢ |
| US Retailers, LLC | 416,504 | 15.8¢ |
Southwestern Public Service Co: common questions
- How much does Southwestern Public Service Co charge per kWh?
- Southwestern Public Service Co residential customers paid an average of 13.9¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average Southwestern Public Service Co electric bill?
- The average Southwestern Public Service Co household used 937 kWh a month in 2025, which works out to about $131 a month at the average rate.
- Is Southwestern Public Service Co cheaper than other utilities in Texas?
- Southwestern Public Service Co's average rate is 13% below the Texas average of 16.0¢. 71 of 143 utilities in Texas have a lower average rate.
- Did Southwestern Public Service Co raise rates?
- Southwestern Public Service Co's average residential rate changed +4.4% from 2024 to 2025 and +39.0% since 2020.
- Is my Southwestern Public Service Co bill too high?
- Enter the kWh and amount from your bill in the free bill check on AverageElectricBill.com. It compares your use with similar Texas homes and your rate with Southwestern Public Service Co's average.
Got a Southwestern Public Service Co bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.