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Solar Panel Cost in Detroit, MI

Estimated costs and savings for ZIP code 48207 — 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

$21,000

7kW system

Annual Savings

$1,588

$132/month

Payback Period

13.2 yrs

Break-even

Peak Sun Hours

4.3

hrs/day avg

Solar System Cost Breakdown — Detroit, MI

Estimated costs and savings for different residential solar system sizes in ZIP 48207. Costs based on MI average of $3.00/W and utility rate of $0.17/kWh.

System Cost Savings/yr Payback
4 kW $12,000 $907 13.2 yrs
5 kW $15,000 $1,134 13.2 yrs
6 kW $18,000 $1,361 13.2 yrs
7 kW (typical) $21,000 $1,588 13.2 yrs
8 kW $24,000 $1,814 13.2 yrs
10 kW $30,000 $2,268 13.2 yrs

Solar Production in Detroit, Michigan

Average Peak Sun Hours

4.3 hours/day

Moderate solar resource — still cost-effective

Est. Annual Production (7kW)

9,339 kWh

Based on 4.3 PSH × 7kW × 365 days × 85% efficiency

Average Utility Rate

$0.17/kWh

Above-average rates — good solar savings potential

Cost Per Watt in MI

$3.00/W

Near national average for installed cost

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Solar Panel FAQ — Detroit, MI

How much do solar panels cost in Detroit, MI?
A typical 7kW solar system in Detroit, MI (ZIP 48207) costs approximately $21,000 before any incentives. This works out to about $3.00 per watt installed. Smaller systems start around $12,000, while larger 10kW systems can cost up to $30,000.
How long is the solar payback period in Detroit?
The average solar payback period in Detroit, MI is approximately 13.2 years for a 7kW system. With estimated annual savings of $1,588, 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 48207?
Homeowners in Detroit, MI (ZIP 48207) can save approximately $132 per month or $1,588 per year with a standard 7kW solar system. Over 25 years, total savings can exceed $39,700, depending on utility rate increases.
How many peak sun hours does Detroit get?
Detroit, MI receives an average of 4.3 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 Detroit?
The average home in Detroit, MI 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 9,339 kWh annually in ZIP 48207.

Solar Tools for Michigan

ROI Calculator

Exact payback analysis

System Sizer

Find your ideal kW

Incentive Finder

MI rebates & credits

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