Cost & Savings Breakdown
Based on $150/month electric bill in St. Petersburg
System Size
7.8 kW
Annual Production
12,807 kWh
Gross System Cost
$21,930
Federal Tax Credit (30%)
-$6,579
State Incentive
-$1,000
Net Cost
$14,351
Monthly Savings
$122
CO₂ Offset/yr
11,782 lbs
25-Year Savings Projection
Utility & Net Metering
Local UtilityDuke Energy FL
Net Metering PolicyFull Retail
Compensation RateFull retail rate
Capacity Limit1 MW limit
Electricity Rate$0.114/kWh
Peak Sun Hours5.6 hrs/day
Available Incentives
30%
Federal ITC — Deduct 30% of your system cost from federal taxes. Available through 2032.
$1,000
Florida State Incentive — Florida exempts solar equipment from sales and property tax.
Common Questions
How much does solar cost in St. Petersburg?
Solar in St. Petersburg, Florida costs approximately $21,930 for a 7.8 kW system. After the 30% federal tax credit, your net cost is about $14,351.
What is the solar payback period in St. Petersburg?
The estimated payback period for solar in St. Petersburg is 9.8 years, based on a $150/month electric bill and local sun hours of 5.6 hrs/day.
Does Duke Energy FL offer net metering?
Duke Energy FL offers Full Retail net metering. Full retail rate.