Cost to Run a Box Fan in Colorado
Colorado's average residential electricity rate is 17¢/kWh as of July 2026 — the 30th cheapest in the country, 7% below the U.S. average. At typical usage (8 hours/day), a box fan here costs $3.10 per month.
Per hour
1.3¢
at 50–100 W
Per day
$0.10
8 hours/day
Per month
$3.10
18 kWh
Per year
$37.23
219 kWh
By usage level in Colorado
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | 5.1¢ | $1.55 | $18.62 |
| Typical (8 hrs/day) | $0.10 | $3.10 | $37.23 |
| Heavy (16 hrs/day) | $0.20 | $6.20 | $74.46 |
Colorado vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a box fan in Colorado?
At Colorado's current average residential rate of 17¢/kWh (July 2026), a box fan with typical usage costs about $0.10 per day, $3.10 per month, or $37.23 per year.
Is running a box fan in Colorado more expensive than average?
No — it's cheaper. Colorado's rate is about 7% below the U.S. average: $3.10 per month here versus $3.34 nationally.
What does electricity cost in Colorado right now?
Colorado residents pay an average of 17¢ per kWh as of July 2026 — the 30th cheapest rate of the 51 U.S. jurisdictions we track.