Cost to Run a Oil-Filled Radiator Heater in South Dakota
South Dakota's average residential electricity rate is 14.5¢/kWh as of April 2026 — the 13th cheapest in the country, 23% below the U.S. average. At typical usage (8 hours/day), a oil-filled radiator heater here costs $52.90 per month.
Per hour
$0.22
at 700–1,500 W
Per day
$1.74
8 hours/day
Per month
$52.90
365 kWh
Per year
$635
4,380 kWh
By usage level in South Dakota
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.87 | $26.45 | $318 |
| Typical (8 hrs/day) | $1.74 | $52.90 | $635 |
| Heavy (16 hrs/day) | $3.48 | $106 | $1,270 |
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 14.5¢/kWh (April 2026), a oil-filled radiator heater with typical usage costs about $1.74 per day, $52.90 per month, or $635 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 23% below the U.S. average: $52.90 per month here versus $68.58 nationally.
What does electricity cost in South Dakota right now?
South Dakota residents pay an average of 14.5¢ per kWh as of April 2026 — the 13th cheapest rate of the 51 U.S. jurisdictions we track.