Electric Tankless Water Heater in Little Rock — $832/yr to Run (12.7¢/kWh)
Your electric tankless water heater in Little Rock costs about $69/month at 12.7¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Little Rock, AR Electricity Rate
12.7¢/kWh
Utility: Entergy Arkansas
-3% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$2.28
18.0 kWh/day
Monthly Cost
$69.37
548 kWh/mo
Annual Cost
$832
6,570 kWh/yr
Lifetime (20yr)
$16,648
energy only
Monthly Cost Breakdown in Little Rock
| Period | kWh | Little Rock Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 18.0 | $2.28 | $2.34 | $-0.06 |
| Weekly | 126.0 | $15.96 | $16.38 | $-0.42 |
| Monthly | 547.5 | $69.37 | $71.17 | $-1.81 |
| Quarterly | 1642.5 | $208.10 | $213.53 | $-5.42 |
| Annual | 6570.0 | $832.42 | $854.10 | $-21.68 |
Customize Your Electric Tankless Water Heater Cost
Adjust usage hours and electricity rate to calculate your exact cost in Little Rock.
Daily
$2.28
Monthly
$69.37
Annual
$832
20-Year
$16,648
Energy Saving Tips for Electric Tankless Water Heater in Little Rock
- ✓Little Rock has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓An ENERGY STAR Electric Tankless Water Heater in Little Rock saves ~$200/year compared to standard models.
- ✓A smart Electric Tankless Water Heater with scheduling optimization can save ~$125/year at Little Rock rates.
- ✓Install point-of-use units for remote fixtures
- ✓Size properly for peak demand
- ✓Consider electrical upgrade
ENERGY STAR Savings: Upgrading to an ENERGY STAR Electric Tankless Water Heater in Little Rock saves approximately $200/year at local rates — $3,996 over the appliance lifetime.
Highest-Cost Appliances in Little Rock, AR
See which appliances cost the most to run at Little Rock's 12.7¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,642/yr
$136.84/mo
Electric Furnace
HVAC · 10,000W
$1,140/yr
$95.02/mo
EV Charger (Level 2)
Garage · 7,200W
$821/yr
$68.42/mo
Boiler (Electric)
HVAC · 6,000W
$684/yr
$57.02/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$624/yr
$52.03/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$624/yr
$52.03/mo
Heat Pump
HVAC · 2,400W
$487/yr
$40.54/mo
Hot Tub / Spa
Pool & Spa · 3,000W
$456/yr
$38.01/mo
Electric Tankless Water Heater Cost in Other Arkansas Cities
| City | Rate | Annual Cost | vs Little Rock |
|---|---|---|---|
| Little Rock (current) | 12.7¢ | $832 | — |
| Fayetteville | 10.9¢ | $718 | $-114 |
| Fort Smith | 10.3¢ | $677 | $-156 |
| Springdale | 11.6¢ | $763 | $-69 |
| Jonesboro | 11.1¢ | $727 | $-106 |
| Rogers | 11.9¢ | $780 | $-53 |
| Conway | 12.3¢ | $809 | $-23 |
| North Little Rock | 12.0¢ | $788 | $-45 |
| Bentonville | 9.9¢ | $653 | $-179 |
Electric Tankless Water Heater Energy Cost FAQ — Little Rock, AR
Understanding Electric Tankless Water Heater Energy Costs in Little Rock, AR
Little Rock is a mid-sized Arkansas city where residential electricity rates from Entergy Arkansas are shaped by regional energy supply and local demand patterns. Running a high-draw appliance like the Electric Tankless Water Heater (18,000W) at Little Rock's rate of 12.7¢/kWh costs approximately $832 per year — $22 less than the national average of $854.
Rates in Little Rock are close to the national average, so the Electric Tankless Water Heater's annual cost of $832 is broadly representative of what most US households pay. Over the 20-year expected lifespan, total energy cost reaches $16,648.
Little Rock's cost of living index of 92 is below the national average, and electricity costs reflect that affordability. The Electric Tankless Water Heater adds $69.37/month to a typical bill of $143. Upgrading to an ENERGY STAR Electric Tankless Water Heater can cut energy use by up to 24%, saving approximately $200 per year at Little Rock rates.
Little Rock's moderate climate (avg 62.2°F) helps keep seasonal energy cost swings manageable for most appliances. A Electric Tankless Water Heater produces approximately 2.1 tons of CO2 annually at typical usage. Little Rock 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 Little Rock.
Compare All Energy Costs in Little Rock
See energy costs for 178+ household appliances at Little Rock's local electricity rate.
Frequently Asked Questions
How much does it cost to run an Electric Tankless Water Heater in Little Rock, AR?
At Little Rock's average electricity rate of 12.7¢/kWh, an Electric Tankless Water Heater costs approximately $832 per year to run. That's about $69.37 per month with typical usage of 1 hours per day.
What is the electricity rate in Little Rock, AR?
The average residential electricity rate in Little Rock, AR is 12.7¢/kWh, which is 3% below the national average of 13.0¢/kWh. The primary utility provider is Entergy Arkansas.
How much electricity does an Electric Tankless Water Heater use per year?
A Electric Tankless Water Heater uses approximately 18,000 watts and consumes about 6,570 kWh per year with typical usage of 1 hours/day for 365 days/year.
Is an Electric Tankless Water Heater expensive to run in Little Rock?
Compared to the national average cost of $854/year, running an Electric Tankless Water Heater in Little Rock costs $22 less per year due to lower local electricity rates.
How can I reduce my Electric Tankless Water Heater energy cost in Little Rock?
To reduce Electric Tankless Water Heater costs in Little Rock: Install point-of-use units for remote fixtures. Size properly for peak demand. Upgrading to an ENERGY STAR model saves up to 24% on energy costs. Also check with Entergy Arkansas for local energy efficiency rebates and programs.