Solar System Sizing Tool — Little Rock, AR

Use our interactive tool to determine the right solar system size for your home in Little Rock. Adjust your monthly electricity bill and home size to see a personalized recommendation based on local solar conditions.

Size Your Solar System

$

Local rate: 12.8¢/kWh

ft

Peak sun hours: 4.9h/day

7.1

System Size (kW)

18

Panels Needed

324

Roof Space (sq ft)

$20,168

Est. Cost

12,656

Annual kWh

100%

Energy Offset

Energy Offset100% of your usage covered by solar
0%50%100%

How We Calculate Your System Size

Your recommended solar system size is based on several factors specific to Little Rock, AR:

  • Electricity usage: Your monthly bill is converted to annual kWh consumption using the local rate of 12.8¢/kWh.
  • Solar irradiance: Little Rock receives an average of 4.9 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 Little Rock is 1,800 sq ft.

Solar at a Glance: Little Rock, AR

12.8¢

Avg Rate / kWh

4.9h

Peak Sun Hours / Day

7.1 kW

Avg Recommended Size

18

Avg Panels Needed

$20,168

Est. Cost (before incentives)

Entergy Arkansas

Utility Provider

Other Cities in Arkansas

Related Resources

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