Tankless Water Heater (Electric) in Memphis — $430/yr to Run (13.1¢/kWh)
Your tankless water heater (electric) in Memphis costs about $36/month at 13.1¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Memphis, TN Electricity Rate
13.1¢/kWh
Utility: Memphis Light, Gas & Water
+1% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$1.18
9.0 kWh/day
Monthly Cost
$35.86
274 kWh/mo
Annual Cost
$430
3,285 kWh/yr
Lifetime (20yr)
$8,607
energy only
Monthly Cost Breakdown in Memphis
| Period | kWh | Memphis Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 9.0 | $1.18 | $1.17 | +$0.01 |
| Weekly | 63.0 | $8.25 | $8.19 | +$0.06 |
| Monthly | 273.8 | $35.86 | $35.59 | +$0.27 |
| Quarterly | 821.3 | $107.58 | $106.76 | +$0.82 |
| Annual | 3285.0 | $430.34 | $427.05 | +$3.29 |
Customize Your Tankless Water Heater (Electric) Cost
Adjust usage hours and electricity rate to calculate your exact cost in Memphis.
Daily
$1.18
Monthly
$35.86
Annual
$430
20-Year
$8,607
Energy Saving Tips for Tankless Water Heater (Electric) in Memphis
- ✓Memphis electricity rates are 1% above the national average — energy efficiency matters more here.
- ✓An ENERGY STAR Tankless Water Heater (Electric) in Memphis saves ~$86/year compared to standard models.
- ✓A smart Tankless Water Heater (Electric) with scheduling optimization can save ~$65/year at Memphis 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 Memphis saves approximately $86/year at local rates — $1,721 over the appliance lifetime.
Highest-Cost Appliances in Memphis, TN
See which appliances cost the most to run at Memphis'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
Tankless Water Heater (Electric) Cost in Other Tennessee Cities
| City | Rate | Annual Cost | vs Memphis |
|---|---|---|---|
| Memphis (current) | 13.1¢ | $430 | — |
| Nashville | 12.0¢ | $393 | $-37 |
| Knoxville | 12.0¢ | $394 | $-36 |
| Chattanooga | 12.3¢ | $405 | $-26 |
| Clarksville | 11.3¢ | $373 | $-58 |
| Murfreesboro | 12.7¢ | $417 | $-13 |
| Franklin | 12.5¢ | $410 | $-20 |
| Johnson City | 11.9¢ | $391 | $-39 |
| Jackson | 9.4¢ | $310 | $-120 |
Tankless Water Heater (Electric) Energy Cost FAQ — Memphis, TN
Understanding Tankless Water Heater (Electric) Energy Costs in Memphis, TN
In a major metro like Memphis, electricity demand is high and rates reflect the cost of maintaining infrastructure for 0.6 million residents. Running a high-draw appliance like the Tankless Water Heater (Electric) (18,000W) at Memphis's rate of 13.1¢/kWh costs approximately $430 per year — $3 more than the national average of $427.
Memphis rates are 1% above the national average — a modest premium that adds $3 per year to Tankless Water Heater (Electric) operating costs. Over the appliance's 20-year lifespan, that's $66 in cumulative extra spending versus the national average.
Memphis's cost of living index of 87 is below the national average, and electricity costs reflect that affordability. The Tankless Water Heater (Electric) adds $35.86/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 $86 per year at Memphis rates.
In Memphis's warm climate (avg 71°F), HVAC-related appliances tend to run more frequently, compounding energy costs. A Tankless Water Heater (Electric) produces approximately 2.35 tons of CO2 annually at typical usage. Memphis 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 Memphis.
Compare All Energy Costs in Memphis
See energy costs for 168+ household appliances at Memphis's local electricity rate.