Tankless Water Heater (Electric) in Oklahoma City — $374/yr to Run (11.4¢/kWh)
Your tankless water heater (electric) in Oklahoma City costs about $31/month at 11.4¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Oklahoma City, OK Electricity Rate
11.4¢/kWh
Utility: OG&E (Oklahoma Gas & Electric)
-12% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$1.02
9.0 kWh/day
Monthly Cost
$31.15
274 kWh/mo
Annual Cost
$374
3,285 kWh/yr
Lifetime (20yr)
$7,477
energy only
Monthly Cost Breakdown in Oklahoma City
| Period | kWh | Oklahoma City Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 9.0 | $1.02 | $1.17 | $-0.15 |
| Weekly | 63.0 | $7.17 | $8.19 | $-1.02 |
| Monthly | 273.8 | $31.15 | $35.59 | $-4.43 |
| Quarterly | 821.3 | $93.46 | $106.76 | $-13.30 |
| Annual | 3285.0 | $373.83 | $427.05 | $-53.22 |
Customize Your Tankless Water Heater (Electric) Cost
Adjust usage hours and electricity rate to calculate your exact cost in Oklahoma City.
Daily
$1.02
Monthly
$31.15
Annual
$374
20-Year
$7,477
Energy Saving Tips for Tankless Water Heater (Electric) in Oklahoma City
- ✓Oklahoma City has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓An ENERGY STAR Tankless Water Heater (Electric) in Oklahoma City saves ~$75/year compared to standard models.
- ✓A smart Tankless Water Heater (Electric) with scheduling optimization can save ~$56/year at Oklahoma City rates.
- ✓Provides hot water on demand with no standby loss
- ✓Flush annually to remove scale
- ✓Requires dedicated electrical circuit
ENERGY STAR Savings: Upgrading to an ENERGY STAR Tankless Water Heater (Electric) in Oklahoma City saves approximately $75/year at local rates — $1,495 over the appliance lifetime.
Highest-Cost Appliances in Oklahoma City, OK
See which appliances cost the most to run at Oklahoma City's 11.4¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,475/yr
$122.90/mo
Electric Furnace
HVAC · 10,000W
$1,024/yr
$85.35/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$748/yr
$62.31/mo
EV Charger (Level 2)
Garage · 7,200W
$737/yr
$61.45/mo
Boiler (Electric)
HVAC · 6,000W
$615/yr
$51.21/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$561/yr
$46.73/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$561/yr
$46.73/mo
Heat Pump
HVAC · 2,400W
$437/yr
$36.42/mo
Tankless Water Heater (Electric) Cost in Other Oklahoma Cities
| City | Rate | Annual Cost | vs Oklahoma City |
|---|---|---|---|
| Oklahoma City (current) | 11.4¢ | $374 | — |
| Tulsa | 11.8¢ | $389 | +$15 |
| Norman | 9.8¢ | $323 | $-51 |
| Broken Arrow | 11.6¢ | $380 | +$6 |
| Edmond | 10.7¢ | $351 | $-23 |
| Lawton | 12.5¢ | $412 | +$38 |
| Moore | 9.6¢ | $316 | $-57 |
| Midwest City | 12.2¢ | $402 | +$28 |
| Stillwater | 12.5¢ | $412 | +$38 |
Tankless Water Heater (Electric) Energy Cost FAQ — Oklahoma City, OK
Understanding Tankless Water Heater (Electric) Energy Costs in Oklahoma City, OK
In a major metro like Oklahoma City, electricity demand is high and rates reflect the cost of maintaining infrastructure for 0.7 million residents. Running a high-draw appliance like the Tankless Water Heater (Electric) (18,000W) at Oklahoma City's rate of 11.4¢/kWh costs approximately $374 per year — $53 less than the national average of $427.
Rates in Oklahoma City are close to the national average, so the Tankless Water Heater (Electric)'s annual cost of $374 is broadly representative of what most US households pay. Over the 20-year expected lifespan, total energy cost reaches $7,477.
Oklahoma City's cost of living index of 89 is below the national average, and electricity costs reflect that affordability. The Tankless Water Heater (Electric) adds $31.15/month to a typical bill of $152. Upgrading to an ENERGY STAR Tankless Water Heater (Electric) can cut energy use by up to 20%, saving approximately $75 per year at Oklahoma City rates.
Oklahoma City's moderate climate (avg 66.4°F) helps keep seasonal energy cost swings manageable for most appliances. A Tankless Water Heater (Electric) produces approximately 2.35 tons of CO2 annually at typical usage. Oklahoma City residents can reduce this footprint by choosing an ENERGY STAR certified unit, optimizing usage patterns, or investing in solar — see our solar savings calculator for Oklahoma City.
Compare All Energy Costs in Oklahoma City
See energy costs for 168+ household appliances at Oklahoma City's local electricity rate.