Solar Panel Cost in Tucson, AZ
Estimated costs and savings for ZIP code 85701 — 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).
Gross Cost
$18,900
7kW system
Annual Savings
$1,381
$115/month
Payback Period
13.7 yrs
Break-even
Peak Sun Hours
5.3
hrs/day avg
Solar System Cost Breakdown — Tucson, AZ
Estimated costs and savings for different residential solar system sizes in ZIP 85701. Costs based on AZ average of $2.70/W and utility rate of $0.12/kWh.
| System | Cost | Savings/yr | Payback |
|---|---|---|---|
| 4 kW | $10,800 | $789 | 13.7 yrs |
| 5 kW | $13,500 | $987 | 13.7 yrs |
| 6 kW | $16,200 | $1,184 | 13.7 yrs |
| 7 kW (typical) | $18,900 | $1,381 | 13.7 yrs |
| 8 kW | $21,600 | $1,579 | 13.7 yrs |
| 10 kW | $27,000 | $1,973 | 13.7 yrs |
Solar Production in Tucson, Arizona
Average Peak Sun Hours
5.3 hours/day
Above average — strong solar potential
Est. Annual Production (7kW)
11,510 kWh
Based on 5.3 PSH × 7kW × 365 days × 85% efficiency
Average Utility Rate
$0.12/kWh
Moderate rates — solar still provides solid returns
Cost Per Watt in AZ
$2.70/W
Below national average — competitive market
Solar Panel FAQ — Tucson, AZ
How much do solar panels cost in Tucson, AZ?
A typical 7kW solar system in Tucson, AZ (ZIP 85701) costs approximately $18,900 before any incentives. This works out to about $2.70 per watt installed. Smaller systems start around $10,800, while larger 10kW systems can cost up to $27,000.
How long is the solar payback period in Tucson?
The average solar payback period in Tucson, AZ is approximately 13.7 years for a 7kW system. With estimated annual savings of $1,381, 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 85701?
Homeowners in Tucson, AZ (ZIP 85701) can save approximately $115 per month or $1,381 per year with a standard 7kW solar system. Over 25 years, total savings can exceed $34,525, depending on utility rate increases.
How many peak sun hours does Tucson get?
Tucson, AZ receives an average of 5.3 peak sun hours per day. This is above the national average, making solar highly effective in this area.
What size solar system do I need for my home in Tucson?
The average home in Tucson, AZ 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 11,510 kWh annually in ZIP 85701.
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