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Solar Panel Cost in Iselin, NJ

Estimated costs and savings for ZIP code 08830 — updated for 2026

Urgent tax credit deadlines

  • Section 30D EV credit (up to $7,500) — expires June 30, 2026 (12 days left).
  • Section 48E solar ITC safe harbor — construction must start by July 4, 2026 (16 days left).
See the full deadline tracker

Gross Cost

$24,500

7kW system

Annual Savings

$1,433

$119/month

Payback Period

17.1 yrs

Break-even

Peak Sun Hours

4.4

hrs/day avg

Solar System Cost Breakdown — Iselin, NJ

Estimated costs and savings for different residential solar system sizes in ZIP 08830. Costs based on NJ average of $3.50/W and utility rate of $0.15/kWh.

System Cost Savings/yr Payback
4 kW $14,000 $819 17.1 yrs
5 kW $17,500 $1,024 17.1 yrs
6 kW $21,000 $1,229 17.1 yrs
7 kW (typical) $24,500 $1,433 17.1 yrs
8 kW $28,000 $1,638 17.1 yrs
10 kW $35,000 $2,048 17.1 yrs

Solar Production in Iselin, New Jersey

Average Peak Sun Hours

4.4 hours/day

Moderate solar resource — still cost-effective

Est. Annual Production (7kW)

9,556 kWh

Based on 4.4 PSH × 7kW × 365 days × 85% efficiency

Average Utility Rate

$0.15/kWh

Above-average rates — good solar savings potential

Cost Per Watt in NJ

$3.50/W

Above national avg — get multiple quotes

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Solar Panel FAQ — Iselin, NJ

How much do solar panels cost in Iselin, NJ?
A typical 7kW solar system in Iselin, NJ (ZIP 08830) costs approximately $24,500 before any incentives. This works out to about $3.50 per watt installed. Smaller systems start around $14,000, while larger 10kW systems can cost up to $35,000.
How long is the solar payback period in Iselin?
The average solar payback period in Iselin, NJ is approximately 17.1 years for a 7kW system. With estimated annual savings of $1,433, the system pays for itself and then generates free electricity for the remaining 15-20+ years of its lifespan.
How much can I save with solar panels in 08830?
Homeowners in Iselin, NJ (ZIP 08830) can save approximately $119 per month or $1,433 per year with a standard 7kW solar system. Over 25 years, total savings can exceed $35,825, depending on utility rate increases.
How many peak sun hours does Iselin get?
Iselin, NJ receives an average of 4.4 peak sun hours per day. This is near the national average, making solar a solid investment in this area.
What size solar system do I need for my home in Iselin?
The average home in Iselin, NJ needs a 7kW solar system to offset their electricity usage. The exact size depends on your monthly electric bill, roof orientation, and available space. A 7kW system would produce approximately 9,556 kWh annually in ZIP 08830.

Solar Tools for New Jersey

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