Cost to Run a Phone Charger in Tennessee
Tennessee's average residential electricity rate is 14.9¢/kWh as of April 2026 — the 15th cheapest in the country, 21% below the U.S. average. At typical usage (3 hours/day), a phone charger here costs 8.2¢ per month.
Per hour
0.1¢
at 4–20 W
Per day
0.3¢
3 hours/day
Per month
8.2¢
0.5 kWh
Per year
$0.98
6.6 kWh
By usage level in Tennessee
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.5 hrs/day) | 0.1¢ | 4.1¢ | $0.49 |
| Typical (3 hrs/day) | 0.3¢ | 8.2¢ | $0.98 |
| Heavy (6 hrs/day) | 0.5¢ | $0.16 | $1.96 |
Tennessee vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a phone charger in Tennessee?
At Tennessee's current average residential rate of 14.9¢/kWh (April 2026), a phone charger with typical usage costs about 0.3¢ per day, 8.2¢ per month, or $0.98 per year.
Is running a phone charger in Tennessee more expensive than average?
No — it's cheaper. Tennessee's rate is about 21% below the U.S. average: 8.2¢ per month here versus $0.10 nationally.
What does electricity cost in Tennessee right now?
Tennessee residents pay an average of 14.9¢ per kWh as of April 2026 — the 15th cheapest rate of the 51 U.S. jurisdictions we track.