Water Heater (Tank Electric) in Knoxville — $591/yr to Run (12.0¢/kWh)
Your water heater (tank electric) in Knoxville costs about $49/month at 12.0¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Knoxville, TN Electricity Rate
12.0¢/kWh
Utility: Nashville Electric Service
-8% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$1.62
13.5 kWh/day
Monthly Cost
$49.27
411 kWh/mo
Annual Cost
$591
4,928 kWh/yr
Lifetime (12yr)
$7,096
energy only
Monthly Cost Breakdown in Knoxville
| Period | kWh | Knoxville Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 13.5 | $1.62 | $1.76 | $-0.14 |
| Weekly | 94.5 | $11.34 | $12.29 | $-0.95 |
| Monthly | 410.6 | $49.27 | $53.38 | $-4.11 |
| Quarterly | 1231.9 | $147.82 | $160.14 | $-12.32 |
| Annual | 4927.5 | $591.30 | $640.58 | $-49.28 |
Customize Your Water Heater (Tank Electric) Cost
Adjust usage hours and electricity rate to calculate your exact cost in Knoxville.
Daily
$1.62
Monthly
$49.27
Annual
$591
12-Year
$7,096
Energy Saving Tips for Water Heater (Tank Electric) in Knoxville
- ✓Knoxville has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓An ENERGY STAR Water Heater (Tank Electric) in Knoxville saves ~$NaN/year compared to standard models.
- ✓A smart Water Heater (Tank Electric) with scheduling optimization can save ~$30/year at Knoxville rates.
- ✓Lower temperature to 120F
- ✓Insulate tank with blanket
- ✓Drain sediment twice yearly
ENERGY STAR Savings: Upgrading to an ENERGY STAR Water Heater (Tank Electric) in Knoxville saves approximately $NaN/year at local rates — $NaN over the appliance lifetime.
Highest-Cost Appliances in Knoxville, TN
See which appliances cost the most to run at Knoxville's 12.0¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,555/yr
$129.60/mo
Electric Furnace
HVAC · 10,000W
$1,080/yr
$90.00/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$788/yr
$65.70/mo
EV Charger (Level 2)
Garage · 7,200W
$778/yr
$64.80/mo
Boiler (Electric)
HVAC · 6,000W
$648/yr
$54.00/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$591/yr
$49.27/mo
Heat Pump
HVAC · 2,400W
$461/yr
$38.40/mo
Hot Tub / Spa
Pool & Spa · 3,000W
$432/yr
$36.00/mo
Water Heater (Tank Electric) Cost in Other Tennessee Cities
| City | Rate | Annual Cost | vs Knoxville |
|---|---|---|---|
| Knoxville (current) | 12.0¢ | $591 | — |
| Nashville | 12.0¢ | $590 | $-1 |
| Memphis | 13.1¢ | $646 | +$54 |
| Chattanooga | 12.3¢ | $607 | +$16 |
| Clarksville | 11.3¢ | $559 | $-33 |
| Murfreesboro | 12.7¢ | $626 | +$34 |
| Franklin | 12.5¢ | $615 | +$24 |
| Johnson City | 11.9¢ | $586 | $-5 |
| Jackson | 9.4¢ | $466 | $-126 |
Water Heater (Tank Electric) Energy Cost FAQ — Knoxville, TN
Understanding Water Heater (Tank Electric) Energy Costs in Knoxville, TN
Knoxville is a mid-sized Tennessee city where residential electricity rates from Nashville Electric Service are shaped by regional energy supply and local demand patterns. Running a high-draw appliance like the Water Heater (Tank Electric) (4,500W) at Knoxville's rate of 12.0¢/kWh costs approximately $591 per year — $49 less than the national average of $641.
Rates in Knoxville are close to the national average, so the Water Heater (Tank Electric)'s annual cost of $591 is broadly representative of what most US households pay. Over the 12-year expected lifespan, total energy cost reaches $7,096.
With a cost of living index of 97, Knoxville is near the national median. The Water Heater (Tank Electric)'s monthly cost of $49.27 represents a typical share of the average Knoxville electric bill of $161/month. Upgrading to an ENERGY STAR Water Heater (Tank Electric) can cut energy use by up to undefined%, saving approximately $NaN per year at Knoxville rates.
Knoxville's moderate climate (avg 62.8°F) helps keep seasonal energy cost swings manageable for most appliances. A Water Heater (Tank Electric) produces approximately 3.5 tons of CO2 annually at typical usage. Knoxville 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 Knoxville.
Compare All Energy Costs in Knoxville
See energy costs for 168+ household appliances at Knoxville's local electricity rate.