Tankless Water Heater (Electric) in Chicago — $547/yr to Run (16.6¢/kWh)
Your tankless water heater (electric) in Chicago costs about $46/month at 16.6¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Chicago, IL Electricity Rate
16.6¢/kWh
Utility: ComEd (Commonwealth Edison)
+28% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$1.50
9.0 kWh/day
Monthly Cost
$45.55
274 kWh/mo
Annual Cost
$547
3,285 kWh/yr
Lifetime (20yr)
$10,932
energy only
Monthly Cost Breakdown in Chicago
| Period | kWh | Chicago Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 9.0 | $1.50 | $1.17 | +$0.33 |
| Weekly | 63.0 | $10.48 | $8.19 | +$2.29 |
| Monthly | 273.8 | $45.55 | $35.59 | +$9.96 |
| Quarterly | 821.3 | $136.66 | $106.76 | +$29.89 |
| Annual | 3285.0 | $546.62 | $427.05 | +$119.57 |
Customize Your Tankless Water Heater (Electric) Cost
Adjust usage hours and electricity rate to calculate your exact cost in Chicago.
Daily
$1.50
Monthly
$45.55
Annual
$547
20-Year
$10,932
Energy Saving Tips for Tankless Water Heater (Electric) in Chicago
- ✓Chicago electricity rates are 28% above the national average — energy efficiency matters more here.
- ✓An ENERGY STAR Tankless Water Heater (Electric) in Chicago saves ~$109/year compared to standard models.
- ✓A smart Tankless Water Heater (Electric) with scheduling optimization can save ~$82/year at Chicago 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 Chicago saves approximately $109/year at local rates — $2,186 over the appliance lifetime.
Highest-Cost Appliances in Chicago, IL
See which appliances cost the most to run at Chicago's 16.6¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$2,157/yr
$179.71/mo
Electric Furnace
HVAC · 10,000W
$1,498/yr
$124.80/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$1,093/yr
$91.10/mo
EV Charger (Level 2)
Garage · 7,200W
$1,078/yr
$89.86/mo
Boiler (Electric)
HVAC · 6,000W
$899/yr
$74.88/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$820/yr
$68.33/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$820/yr
$68.33/mo
Heat Pump
HVAC · 2,400W
$639/yr
$53.25/mo
Tankless Water Heater (Electric) Cost in Other Illinois Cities
| City | Rate | Annual Cost | vs Chicago |
|---|---|---|---|
| Chicago (current) | 16.6¢ | $547 | — |
| Aurora | 15.0¢ | $492 | $-55 |
| Joliet | 14.4¢ | $473 | $-74 |
| Naperville | 14.6¢ | $481 | $-65 |
| Rockford | 17.0¢ | $559 | +$13 |
| Elgin | 13.6¢ | $446 | $-101 |
| Springfield | 15.9¢ | $521 | $-26 |
| Peoria | 16.9¢ | $554 | +$7 |
| Waukegan | 14.3¢ | $470 | $-77 |
Tankless Water Heater (Electric) Energy Cost FAQ — Chicago, IL
Understanding Tankless Water Heater (Electric) Energy Costs in Chicago, IL
In a major metro like Chicago, electricity demand is high and rates reflect the cost of maintaining infrastructure for 2.7 million residents. Running a high-draw appliance like the Tankless Water Heater (Electric) (18,000W) at Chicago's rate of 16.6¢/kWh costs approximately $547 per year — $120 more than the national average of $427.
Electricity in Chicago is significantly more expensive than the national average — 28% higher. For a Tankless Water Heater (Electric) used 0.5 hours per day, this rate premium adds up to $120 in extra annual costs. Energy-efficient models and usage habits have an outsized impact in high-rate markets like this.
Chicago's cost of living index of 87 is below the national average, and electricity costs reflect that affordability. The Tankless Water Heater (Electric) adds $45.55/month to a typical bill of $141. Upgrading to an ENERGY STAR Tankless Water Heater (Electric) can cut energy use by up to 20%, saving approximately $109 per year at Chicago rates.
Chicago's moderate climate (avg 45°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. Chicago 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 Chicago.
Compare All Energy Costs in Chicago
See energy costs for 168+ household appliances at Chicago's local electricity rate.