Cost to Run a Pool Heater (Heat Pump) in Missouri
Missouri's average residential electricity rate is 13.7¢/kWh as of May 2026 — the 7th cheapest in the country, 26% below the U.S. average. At typical usage (4 hours/day), a pool heater (heat pump) here costs $83.30 per month.
Per hour
$0.68
at 4,000–11,000 W
Per day
$2.74
4 hours/day
Per month
$83.30
608 kWh
Per year
$1,000
7,300 kWh
By usage level in Missouri
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $1.37 | $41.65 | $500 |
| Typical (4 hrs/day) | $2.74 | $83.30 | $1,000 |
| Heavy (8 hrs/day) | $5.48 | $167 | $2,000 |
Missouri vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a pool heater (heat pump) in Missouri?
At Missouri's current average residential rate of 13.7¢/kWh (May 2026), a pool heater (heat pump) with typical usage costs about $2.74 per day, $83.30 per month, or $1,000 per year.
Is running a pool heater (heat pump) in Missouri more expensive than average?
No — it's cheaper. Missouri's rate is about 26% below the U.S. average: $83.30 per month here versus $112 nationally.
What does electricity cost in Missouri right now?
Missouri residents pay an average of 13.7¢ per kWh as of May 2026 — the 7th cheapest rate of the 51 U.S. jurisdictions we track.