Cost to Run a Tankless Electric Water Heater in North Dakota
North Dakota's average residential electricity rate is 13.6¢/kWh as of May 2026 — the 6th cheapest in the country, 26% below the U.S. average. At typical usage (0.7 hours/day), a tankless electric water heater here costs $52.09 per month.
Per hour
$2.45
at 13,000–27,000 W
Per day
$1.71
0.7 hours/day
Per month
$52.09
383 kWh
Per year
$625
4,599 kWh
By usage level in North Dakota
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (0.5 hrs/day) | $0.86 | $26.05 | $313 |
| Typical (0.7 hrs/day) | $1.71 | $52.09 | $625 |
| Heavy (1.4 hrs/day) | $3.43 | $104 | $1,251 |
North Dakota vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a tankless electric water heater in North Dakota?
At North Dakota's current average residential rate of 13.6¢/kWh (May 2026), a tankless electric water heater with typical usage costs about $1.71 per day, $52.09 per month, or $625 per year.
Is running a tankless electric water heater in North Dakota more expensive than average?
No — it's cheaper. North Dakota's rate is about 26% below the U.S. average: $52.09 per month here versus $70.48 nationally.
What does electricity cost in North Dakota right now?
North Dakota residents pay an average of 13.6¢ per kWh as of May 2026 — the 6th cheapest rate of the 51 U.S. jurisdictions we track.