How New Jersey compares
New Jersey had the 12th-highest residential average among the 50 states and Washington, D.C. At 900 kWh, its statewide average works out to $211.77, which is $42.30 higher than the national-average energy charge of $169.47.
Estimate an appliance in New Jersey
The calculator starts with 23.53¢/kWh. Use the energy rate from your bill when you have it.
This setup uses about 240 kWh in a 30-day month.
Please enter valid values within the ranges shown.
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Popular appliance costs
These examples use WattPocket's starting wattage and runtime plus New Jersey's April 2026 statewide average. Open any appliance to adjust the values.
| Appliance | Starting assumption | Monthly use | Monthly cost |
|---|---|---|---|
| Window Air Conditioner | 1,000 W × 8 hr/day | 240 kWh | $56.47 |
| Space Heater | 1,500 W × 5 hr/day | 225 kWh | $52.94 |
| Refrigerator | 150 W × 8 hr/day | 36 kWh | $8.47 |
| Electric Water Heater | 4,500 W × 3 hr/day | 405 kWh | $95.30 |
| Electric Clothes Dryer | 3,000 W × 0.75 hr/day | 67.5 kWh | $15.88 |
| Level 2 EV Charger | 7,200 W × 2.5 hr/day | 540 kWh | $127.06 |
The monthly cost formula
(watts ÷ 1,000) × hours per day × 30 × $0.2353/kWh
Watts are converted to kilowatts, multiplied by active hours and 30 days, then priced at the statewide residential average. Costs are calculated at full precision and rounded for display.