Cost & Savings Breakdown
Based on $150/month electric bill in Dubuque
System Size
9.3 kW
Annual Production
11,967 kWh
Gross System Cost
$27,943
Federal Tax Credit (30%)
-$8,383
State Incentive
-$5,000
Net Cost
$14,560
Monthly Savings
$122
CO₂ Offset/yr
11,010 lbs
25-Year Savings Projection
Utility & Net Metering
Local UtilityAlliant Energy
Net Metering PolicyFull Retail
Compensation RateFull retail rate
Capacity LimitNo overall limit
Electricity Rate$0.122/kWh
Peak Sun Hours4.4 hrs/day
Available Incentives
30%
Federal ITC — Deduct 30% of your system cost from federal taxes. Available through 2032.
$5,000
Iowa State Incentive — Iowa offers a 15% state tax credit up to $5,000.
Common Questions
How much does solar cost in Dubuque?
Solar in Dubuque, Iowa costs approximately $27,943 for a 9.3 kW system. After the 30% federal tax credit, your net cost is about $14,560.
What is the solar payback period in Dubuque?
The estimated payback period for solar in Dubuque is 10 years, based on a $150/month electric bill and local sun hours of 4.4 hrs/day.
Does Alliant Energy offer net metering?
Alliant Energy offers Full Retail net metering. Full retail rate.