Cost to Run a Oil-Filled Radiator Heater in South Dakota
South Dakota's average residential electricity rate is 15.7¢/kWh as of May 2026 — the 21st cheapest in the country, 15% below the U.S. average. At typical usage (8 hours/day), a oil-filled radiator heater here costs $57.27 per month.
Per hour
$0.24
at 700–1,500 W
Per day
$1.88
8 hours/day
Per month
$57.27
365 kWh
Per year
$688
4,380 kWh
By usage level in South Dakota
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.94 | $28.64 | $344 |
| Typical (8 hrs/day) | $1.88 | $57.27 | $688 |
| Heavy (16 hrs/day) | $3.77 | $115 | $1,375 |
South Dakota vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a oil-filled radiator heater in South Dakota?
At South Dakota's current average residential rate of 15.7¢/kWh (May 2026), a oil-filled radiator heater with typical usage costs about $1.88 per day, $57.27 per month, or $688 per year.
Is running a oil-filled radiator heater in South Dakota more expensive than average?
No — it's cheaper. South Dakota's rate is about 15% below the U.S. average: $57.27 per month here versus $67.12 nationally.
What does electricity cost in South Dakota right now?
South Dakota residents pay an average of 15.7¢ per kWh as of May 2026 — the 21st cheapest rate of the 51 U.S. jurisdictions we track.