Space Heater in St. Louis — $118/yr to Run (13.1¢/kWh)
Your space heater in St. Louis costs about $10/month at 13.1¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
St. Louis, MO Electricity Rate
13.1¢/kWh
Utility: Ameren Missouri
+1% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.98
7.5 kWh/day
Monthly Cost
$9.83
75 kWh/mo
Annual Cost
$118
900 kWh/yr
Lifetime (5yr)
$590
energy only
Monthly Cost Breakdown in St. Louis
| Period | kWh | St. Louis Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 7.5 | $0.98 | $0.98 | +$0.01 |
| Weekly | 52.5 | $6.88 | $6.83 | +$0.05 |
| Monthly | 75.0 | $9.83 | $9.75 | +$0.08 |
| Quarterly | 225.0 | $29.48 | $29.25 | +$0.23 |
| Annual | 900.0 | $117.90 | $117.00 | +$0.90 |
Customize Your Space Heater Cost
Adjust usage hours and electricity rate to calculate your exact cost in St. Louis.
Daily
$0.98
Monthly
$9.83
Annual
$118
5-Year
$590
Energy Saving Tips for Space Heater in St. Louis
- ✓St. Louis electricity rates are 1% above the national average — energy efficiency matters more here.
- ✓A smart Space Heater with scheduling optimization can save ~$12/year at St. Louis rates.
- ✓Heat only occupied rooms
- ✓Use thermostat models
- ✓Keep away from flammables
Highest-Cost Appliances in St. Louis, MO
See which appliances cost the most to run at St. Louis's 13.1¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,698/yr
$141.48/mo
Electric Furnace
HVAC · 10,000W
$1,179/yr
$98.25/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$861/yr
$71.72/mo
EV Charger (Level 2)
Garage · 7,200W
$849/yr
$70.74/mo
Boiler (Electric)
HVAC · 6,000W
$707/yr
$58.95/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$646/yr
$53.79/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$646/yr
$53.79/mo
Heat Pump
HVAC · 2,400W
$503/yr
$41.92/mo
Space Heater Cost in Other Missouri Cities
| City | Rate | Annual Cost | vs St. Louis |
|---|---|---|---|
| St. Louis (current) | 13.1¢ | $118 | — |
| Kansas City | 13.5¢ | $121 | +$3 |
| Springfield | 12.7¢ | $114 | $-4 |
| Columbia | 13.4¢ | $120 | +$2 |
| Independence | 13.9¢ | $125 | +$7 |
| Lee's Summit | 11.7¢ | $105 | $-13 |
| OFallon | 10.2¢ | $92 | $-26 |
| St. Joseph | 13.2¢ | $119 | +$1 |
| St. Charles | 13.3¢ | $119 | +$1 |
Space Heater Energy Cost FAQ — St. Louis, MO
Understanding Space Heater Energy Costs in St. Louis, MO
St. Louis is a mid-sized Missouri city where residential electricity rates from Ameren Missouri are shaped by regional energy supply and local demand patterns. Running a moderate-draw appliance like the Space Heater (1,500W) at St. Louis's rate of 13.1¢/kWh costs approximately $118 per year — $1 more than the national average of $117.
St. Louis rates are 1% above the national average — a modest premium that adds $1 per year to Space Heater operating costs. Over the appliance's 5-year lifespan, that's $5 in cumulative extra spending versus the national average.
With a cost of living index of 97, St. Louis is near the national median. The Space Heater's monthly cost of $9.83 represents a typical share of the average St. Louis electric bill of $101/month. While no ENERGY STAR version is available, a smart Space Heater with automated scheduling can reduce consumption by 10%, saving $12/year.
St. Louis's moderate climate (avg 47.8°F) helps keep seasonal energy cost swings manageable for most appliances. A Space Heater produces approximately 0.64 tons of CO2 annually at typical usage. St. Louis residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for St. Louis.
Compare All Energy Costs in St. Louis
See energy costs for 178+ household appliances at St. Louis's local electricity rate.
Frequently Asked Questions
How much does it cost to run a Space Heater in St. Louis, MO?
At St. Louis's average electricity rate of 13.1¢/kWh, a Space Heater costs approximately $118 per year to run. That's about $9.83 per month with typical usage of 5 hours per day.
What is the electricity rate in St. Louis, MO?
The average residential electricity rate in St. Louis, MO is 13.1¢/kWh, which is 1% above the national average of 13.0¢/kWh. The primary utility provider is Ameren Missouri.
How much electricity does a Space Heater use per year?
A Space Heater uses approximately 1,500 watts and consumes about 900 kWh per year with typical usage of 5 hours/day for 120 days/year.
Is a Space Heater expensive to run in St. Louis?
Compared to the national average cost of $117/year, running a Space Heater in St. Louis costs $1 more per year due to higher local electricity rates.
How can I reduce my Space Heater energy cost in St. Louis?
To reduce Space Heater costs in St. Louis: Heat only occupied rooms. Use thermostat models. Consider using a smart plug to monitor and optimize usage. Also check with Ameren Missouri for local energy efficiency rebates and programs.