Smartphone Charger in Renton — $2/yr to Run (8.7¢/kWh)
Your smartphone charger in Renton costs about $0/month at 8.7¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Renton, WA Electricity Rate
8.7¢/kWh
Utility: Puget Sound Energy
-33% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.01
0.1 kWh/day
Monthly Cost
$0.16
2 kWh/mo
Annual Cost
$2
22 kWh/yr
Lifetime (3yr)
$6
energy only
Monthly Cost Breakdown in Renton
| Period | kWh | Renton Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 0.1 | $0.01 | $0.01 | $-0.00 |
| Weekly | 0.4 | $0.04 | $0.05 | $-0.02 |
| Monthly | 1.8 | $0.16 | $0.24 | $-0.08 |
| Quarterly | 5.5 | $0.48 | $0.71 | $-0.23 |
| Annual | 21.9 | $1.91 | $2.85 | $-0.93 |
Customize Your Smartphone Charger Cost
Adjust usage hours and electricity rate to calculate your exact cost in Renton.
Daily
$0.01
Monthly
$0.16
Annual
$2
3-Year
$6
Energy Saving Tips for Smartphone Charger in Renton
- ✓Renton has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓Unplug charger when not in use
- ✓Use original or certified chargers
- ✓Avoid overnight charging
Highest-Cost Appliances in Renton, WA
See which appliances cost the most to run at Renton's 8.7¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,133/yr
$94.39/mo
Electric Furnace
HVAC · 10,000W
$787/yr
$65.55/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$574/yr
$47.85/mo
EV Charger (Level 2)
Garage · 7,200W
$566/yr
$47.20/mo
Boiler (Electric)
HVAC · 6,000W
$472/yr
$39.33/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$431/yr
$35.89/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$431/yr
$35.89/mo
Heat Pump
HVAC · 2,400W
$336/yr
$27.97/mo
Smartphone Charger Cost in Other Washington Cities
Smartphone Charger Energy Cost FAQ — Renton, WA
Understanding Smartphone Charger Energy Costs in Renton, WA
Renton is a mid-sized Washington city where residential electricity rates from Puget Sound Energy are shaped by regional energy supply and local demand patterns. Running a low-draw appliance like the Smartphone Charger (20W) at Renton's rate of 8.7¢/kWh costs approximately $2 per year — $1 less than the national average of $3.
Renton residents enjoy electricity rates 33% below the national average, saving $1 per year on Smartphone Charger costs alone. Over 3 years, that's $3 in savings — though energy efficiency is still worth pursuing to reduce both costs and carbon output.
Renton has a high cost of living (index: 122.5), which means electricity is just one of many above-average expenses. Reducing appliance energy costs — even by small amounts — contributes to meaningful household savings in this market. Since no ENERGY STAR or smart version is currently available for this appliance, reducing usage hours is the primary way to cut costs.
Renton's moderate climate (avg 47°F) helps keep seasonal energy cost swings manageable for most appliances. A Smartphone Charger produces approximately 0.02 tons of CO2 annually at typical usage. Renton residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for Renton.
Compare All Energy Costs in Renton
See energy costs for 168+ household appliances at Renton's local electricity rate.