Electric Tankless Water Heater in Jacksonville — $941/yr to Run (14.3¢/kWh)
Your electric tankless water heater in Jacksonville costs about $78/month at 14.3¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Jacksonville, FL Electricity Rate
14.3¢/kWh
Utility: JEA (Jacksonville Electric Authority)
+10% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$2.58
18.0 kWh/day
Monthly Cost
$78.46
548 kWh/mo
Annual Cost
$941
6,570 kWh/yr
Lifetime (20yr)
$18,830
energy only
Monthly Cost Breakdown in Jacksonville
| Period | kWh | Jacksonville Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 18.0 | $2.58 | $2.34 | +$0.24 |
| Weekly | 126.0 | $18.06 | $16.38 | +$1.68 |
| Monthly | 547.5 | $78.46 | $71.17 | +$7.28 |
| Quarterly | 1642.5 | $235.37 | $213.53 | +$21.85 |
| Annual | 6570.0 | $941.48 | $854.10 | +$87.38 |
Customize Your Electric Tankless Water Heater Cost
Adjust usage hours and electricity rate to calculate your exact cost in Jacksonville.
Daily
$2.58
Monthly
$78.46
Annual
$941
20-Year
$18,830
Energy Saving Tips for Electric Tankless Water Heater in Jacksonville
- ✓Jacksonville electricity rates are 10% above the national average — energy efficiency matters more here.
- ✓An ENERGY STAR Electric Tankless Water Heater in Jacksonville saves ~$226/year compared to standard models.
- ✓A smart Electric Tankless Water Heater with scheduling optimization can save ~$141/year at Jacksonville 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 Jacksonville saves approximately $226/year at local rates — $4,519 over the appliance lifetime.
Highest-Cost Appliances in Jacksonville, FL
See which appliances cost the most to run at Jacksonville's 14.3¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,857/yr
$154.76/mo
Electric Furnace
HVAC · 10,000W
$1,290/yr
$107.48/mo
EV Charger (Level 2)
Garage · 7,200W
$929/yr
$77.38/mo
Boiler (Electric)
HVAC · 6,000W
$774/yr
$64.48/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$706/yr
$58.84/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$706/yr
$58.84/mo
Heat Pump
HVAC · 2,400W
$550/yr
$45.86/mo
Hot Tub / Spa
Pool & Spa · 3,000W
$516/yr
$42.99/mo
Electric Tankless Water Heater Cost in Other Florida Cities
| City | Rate | Annual Cost | vs Jacksonville |
|---|---|---|---|
| Jacksonville (current) | 14.3¢ | $941 | — |
| Miami | 14.7¢ | $964 | +$23 |
| Tampa | 14.4¢ | $949 | +$8 |
| Orlando | 13.6¢ | $895 | $-47 |
| St. Petersburg | 13.0¢ | $852 | $-89 |
| Hialeah | 13.1¢ | $858 | $-83 |
| Port St. Lucie | 15.5¢ | $1,018 | +$77 |
| Tallahassee | 14.6¢ | $958 | +$16 |
| Cape Coral | 13.7¢ | $899 | $-42 |
Electric Tankless Water Heater Energy Cost FAQ — Jacksonville, FL
Understanding Electric Tankless Water Heater Energy Costs in Jacksonville, FL
In a major metro like Jacksonville, electricity demand is high and rates reflect the cost of maintaining infrastructure for 0.9 million residents. Running a high-draw appliance like the Electric Tankless Water Heater (18,000W) at Jacksonville's rate of 14.3¢/kWh costs approximately $941 per year — $87 more than the national average of $854.
Jacksonville rates are 10% above the national average — a modest premium that adds $87 per year to Electric Tankless Water Heater operating costs. Over the appliance's 20-year lifespan, that's $1,748 in cumulative extra spending versus the national average.
With a cost of living index of 102, Jacksonville is near the national median. The Electric Tankless Water Heater's monthly cost of $78.46 represents a typical share of the average Jacksonville electric bill of $116/month. Upgrading to an ENERGY STAR Electric Tankless Water Heater can cut energy use by up to 24%, saving approximately $226 per year at Jacksonville rates.
Jacksonville's moderate climate (avg 63.4°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. Jacksonville 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 Jacksonville.
Compare All Energy Costs in Jacksonville
See energy costs for 168+ household appliances at Jacksonville's local electricity rate.