Cumberland Elec Member Corp Electricity Rates and Average Bill (Tennessee)
Data through August 2026 (the latest month EIA has published) · Updated October 31, 2026
As of August 2026, Cumberland Elec Member Corp's residential customers in Tennessee paid an average effective rate of 13.56¢/kWh with an average monthly bill of $237.84, per EIA Form 861-M data. That rate is 0.1¢ above the Tennessee average of 13.42¢/kWh; the U.S. average is 18.16¢/kWh.
Rate trend vs the Tennessee average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| September 2025 | 13.96 | 190.05 | 1361 |
| October 2025 | 13.75 | 152.17 | 1107 |
| November 2025 | 13.92 | 149.57 | 1074 |
| December 2025 | 13.08 | 213.66 | 1633 |
| January 2026 | 13.30 | 217.09 | 1632 |
| February 2026 | 12.77 | 283.26 | 2219 |
| March 2026 | 16.12 | 178.77 | 1109 |
| April 2026 | 15.57 | 165.75 | 1065 |
| May 2026 | 15.06 | 150.57 | 1000 |
| June 2026 | 14.34 | 197.42 | 1376 |
| July 2026 | 13.92 | 227.72 | 1636 |
| August 2026 | 13.56 | 237.84 | 1753 |
Cumberland Elec Member Corp vs Tennessee vs the U.S.
| Cumberland Elec Member Corp | Tennessee | U.S. average | |
|---|---|---|---|
| Rate (August 2026) | 13.56¢/kWh | 13.42¢/kWh | 18.16¢/kWh |
| Average monthly bill | $237.84 | $205.56 | $209.23 |
| Average monthly usage | 1753 kWh | 1532 kWh | 1152 kWh |
| Rate change, 1 year | +0.3% | +2.5% | +3.4% |
Estimate a bill at Cumberland Elec Member Corp rates
Worked example: 1,000 kWh at Cumberland Elec Member Corp's average effective rate of 13.56¢/kWh is about $135.60. The utility's actual average usage is 1753 kWh/month, which produces the $237.84 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.
See the full Tennessee rate trend, look up another utility by ZIP code, or read why electric bills are rising.
Source: EIA Form 861-M (monthly utility-level sales to ultimate customers, residential), published with roughly a two-month lag. Rate = revenue ÷ sales; bill = revenue ÷ customers. Months failing basic sanity screens are excluded. See methodology.