Solar System Sizing Tool — Indianapolis, IN
Use our interactive tool to determine the right solar system size for your home in Indianapolis. Adjust your monthly electricity bill and home size to see a personalized recommendation based on local solar conditions.
Size Your Solar System
Local rate: 15.2¢/kWh
Peak sun hours: 4.2h/day
7.6
System Size (kW)
20
Panels Needed
360
Roof Space (sq ft)
$21,722
Est. Cost
11,684
Annual kWh
100%
Energy Offset
How We Calculate Your System Size
Your recommended solar system size is based on several factors specific to Indianapolis, IN:
- Electricity usage: Your monthly bill is converted to annual kWh consumption using the local rate of 15.2¢/kWh.
- Solar irradiance: Indianapolis receives an average of 4.2 peak sun hours per day, which determines how much energy each panel produces.
- Panel specifications: We use 400W panels, each requiring approximately 18 sq ft of roof space, which is standard for modern residential installations.
- Roof space: The total roof area needed depends on the number of panels. The average home in Indianapolis is 1,850 sq ft.
Solar at a Glance: Indianapolis, IN
15.2¢
Avg Rate / kWh
4.2h
Peak Sun Hours / Day
7.6 kW
Avg Recommended Size
20
Avg Panels Needed
$21,722
Est. Cost (before incentives)
Indianapolis Power & Light (AES Indiana)
Utility Provider
Other Cities in Indiana
Related Resources
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