Cost to Run a Incandescent Bulb in Louisiana
Louisiana's average residential electricity rate is 12.7¢/kWh as of July 2026 — the 1st cheapest in the country, 31% below the U.S. average. At typical usage (5 hours/day), a incandescent bulb here costs $1.16 per month.
Per hour
0.8¢
at 40–100 W
Per day
3.8¢
5 hours/day
Per month
$1.16
9.1 kWh
Per year
$13.91
110 kWh
By usage level in Louisiana
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2.5 hrs/day) | 1.9¢ | $0.58 | $6.95 |
| Typical (5 hrs/day) | 3.8¢ | $1.16 | $13.91 |
| Heavy (10 hrs/day) | 7.6¢ | $2.32 | $27.81 |
Louisiana vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a incandescent bulb in Louisiana?
At Louisiana's current average residential rate of 12.7¢/kWh (July 2026), a incandescent bulb with typical usage costs about 3.8¢ per day, $1.16 per month, or $13.91 per year.
Is running a incandescent bulb in Louisiana more expensive than average?
No — it's cheaper. Louisiana's rate is about 31% below the U.S. average: $1.16 per month here versus $1.67 nationally.
What does electricity cost in Louisiana right now?
Louisiana residents pay an average of 12.7¢ per kWh as of July 2026 — the 1st cheapest rate of the 51 U.S. jurisdictions we track.