Cost to Run a Electric Water Heater in Mississippi
Mississippi's average residential electricity rate is 14.5¢/kWh as of July 2026 — the 12th cheapest in the country, 21% below the U.S. average. At typical usage (2.9 hours/day), a electric water heater here costs $57.52 per month.
Per hour
$0.65
at 3,500–5,500 W
Per day
$1.89
2.9 hours/day
Per month
$57.52
397 kWh
Per year
$691
4,763 kWh
By usage level in Mississippi
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.45 hrs/day) | $0.95 | $28.76 | $345 |
| Typical (2.9 hrs/day) | $1.89 | $57.52 | $691 |
| Heavy (5.8 hrs/day) | $3.78 | $115 | $1,381 |
Mississippi vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a electric water heater in Mississippi?
At Mississippi's current average residential rate of 14.5¢/kWh (July 2026), a electric water heater with typical usage costs about $1.89 per day, $57.52 per month, or $691 per year.
Is running a electric water heater in Mississippi more expensive than average?
No — it's cheaper. Mississippi's rate is about 21% below the U.S. average: $57.52 per month here versus $72.60 nationally.
What does electricity cost in Mississippi right now?
Mississippi residents pay an average of 14.5¢ per kWh as of July 2026 — the 12th cheapest rate of the 51 U.S. jurisdictions we track.