Rates by state / Tennessee / Columbia Power System - (TN)
Municipal · 32,032 residential customers
Columbia Power System - (TN) electricity rates
Residential customers paid an average of 12.7¢ per kWh in 2025, 6% below the Tennessee average of 13.6¢ for the latest 12 months.
Average rate
12.7¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$141/mo
At 1,110 kWh a month
1-year change
+6.1%
5 years: +19.1%
Average rate by year
202010.7¢
202111.0¢
202212.1¢
202311.9¢
202412.0¢
202512.7¢
Columbia Power System - (TN) bill at different usage levels
Estimated monthly bill at Columbia Power System - (TN)'s 2025 average rate of 12.7¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Columbia Power System - (TN) | Tennessee average |
|---|---|---|
| 500 kWh | $64 | $68 |
| 750 kWh | $95 | $102 |
| 1,000 kWh (about average here) | $127 | $136 |
| 1,500 kWh | $191 | $203 |
| 2,000 kWh | $255 | $271 |
Other utilities in Tennessee
| Utility | Customers | Rate |
|---|---|---|
| Nashville Electric Service | 424,808 | 14.0¢ |
| City of Memphis - (TN) | 385,015 | 13.2¢ |
| Middle Tennessee E M C | 311,520 | 12.5¢ |
| Knoxville Utilities Board | 196,674 | 13.8¢ |
| City of Chattanooga - (TN) | 164,914 | 12.9¢ |
| Volunteer Electric Coop | 105,248 | 13.1¢ |
| Cumberland Elec Member Corp | 101,734 | 13.8¢ |
| City of Clarksville - (TN) | 77,509 | 13.7¢ |
Columbia Power System - (TN): common questions
- How much does Columbia Power System - (TN) charge per kWh?
- Columbia Power System - (TN) residential customers paid an average of 12.7¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average Columbia Power System - (TN) electric bill?
- The average Columbia Power System - (TN) household used 1,110 kWh a month in 2025, which works out to about $141 a month at the average rate.
- Is Columbia Power System - (TN) cheaper than other utilities in Tennessee?
- Columbia Power System - (TN)'s average rate is 6% below the Tennessee average of 13.6¢. 32 of 87 utilities in Tennessee have a lower average rate.
- Did Columbia Power System - (TN) raise rates?
- Columbia Power System - (TN)'s average residential rate changed +6.1% from 2024 to 2025 and +19.1% since 2020.
- Is my Columbia Power System - (TN) 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 Tennessee homes and your rate with Columbia Power System - (TN)'s average.
Got a Columbia Power System - (TN) bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.