Electric Tankless Water Heater in Denver — $953/yr to Run (14.5¢/kWh)
Your electric tankless water heater in Denver costs about $79/month at 14.5¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Denver, CO Electricity Rate
14.5¢/kWh
Utility: Xcel Energy
+12% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$2.61
18.0 kWh/day
Monthly Cost
$79.39
548 kWh/mo
Annual Cost
$953
6,570 kWh/yr
Lifetime (20yr)
$19,053
energy only
Monthly Cost Breakdown in Denver
| Period | kWh | Denver Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 18.0 | $2.61 | $2.34 | +$0.27 |
| Weekly | 126.0 | $18.27 | $16.38 | +$1.89 |
| Monthly | 547.5 | $79.39 | $71.17 | +$8.21 |
| Quarterly | 1642.5 | $238.16 | $213.53 | +$24.64 |
| Annual | 6570.0 | $952.65 | $854.10 | +$98.55 |
Customize Your Electric Tankless Water Heater Cost
Adjust usage hours and electricity rate to calculate your exact cost in Denver.
Daily
$2.61
Monthly
$79.39
Annual
$953
20-Year
$19,053
Energy Saving Tips for Electric Tankless Water Heater in Denver
- ✓Denver electricity rates are 12% above the national average — energy efficiency matters more here.
- ✓An ENERGY STAR Electric Tankless Water Heater in Denver saves ~$229/year compared to standard models.
- ✓A smart Electric Tankless Water Heater with scheduling optimization can save ~$143/year at Denver 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 Denver saves approximately $229/year at local rates — $4,573 over the appliance lifetime.
Highest-Cost Appliances in Denver, CO
See which appliances cost the most to run at Denver's 14.5¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,879/yr
$156.60/mo
Electric Furnace
HVAC · 10,000W
$1,305/yr
$108.75/mo
EV Charger (Level 2)
Garage · 7,200W
$940/yr
$78.30/mo
Boiler (Electric)
HVAC · 6,000W
$783/yr
$65.25/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$714/yr
$59.54/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$714/yr
$59.54/mo
Heat Pump
HVAC · 2,400W
$557/yr
$46.40/mo
Hot Tub / Spa
Pool & Spa · 3,000W
$522/yr
$43.50/mo
Electric Tankless Water Heater Cost in Other Colorado Cities
| City | Rate | Annual Cost | vs Denver |
|---|---|---|---|
| Denver (current) | 14.5¢ | $953 | — |
| Colorado Springs | 13.7¢ | $899 | $-53 |
| Aurora | 15.4¢ | $1,010 | +$57 |
| Fort Collins | 13.7¢ | $899 | $-54 |
| Lakewood | 13.9¢ | $914 | $-39 |
| Thornton | 15.0¢ | $986 | +$34 |
| Arvada | 14.8¢ | $975 | +$22 |
| Westminster | 15.4¢ | $1,014 | +$62 |
| Pueblo | 14.8¢ | $975 | +$22 |
Electric Tankless Water Heater Energy Cost FAQ — Denver, CO
Understanding Electric Tankless Water Heater Energy Costs in Denver, CO
In a major metro like Denver, electricity demand is high and rates reflect the cost of maintaining infrastructure for 0.7 million residents. Running a high-draw appliance like the Electric Tankless Water Heater (18,000W) at Denver's rate of 14.5¢/kWh costs approximately $953 per year — $99 more than the national average of $854.
Denver rates are 12% above the national average — a modest premium that adds $99 per year to Electric Tankless Water Heater operating costs. Over the appliance's 20-year lifespan, that's $1,971 in cumulative extra spending versus the national average.
With a cost of living index of 104, Denver is near the national median. The Electric Tankless Water Heater's monthly cost of $79.39 represents a typical share of the average Denver electric bill of $145/month. Upgrading to an ENERGY STAR Electric Tankless Water Heater can cut energy use by up to 24%, saving approximately $229 per year at Denver rates.
Denver's moderate climate (avg 68.9°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. Denver 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 Denver.
Compare All Energy Costs in Denver
See energy costs for 168+ household appliances at Denver's local electricity rate.