Solar System Sizing Tool — Scottsdale, AZ

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

Size Your Solar System

$

Local rate: 14.3¢/kWh

ft

Peak sun hours: 6.6h/day

6.3

System Size (kW)

16

Panels Needed

288

Roof Space (sq ft)

$17,870

Est. Cost

15,105

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 Scottsdale, AZ:

  • Electricity usage: Your monthly bill is converted to annual kWh consumption using the local rate of 14.3¢/kWh.
  • Solar irradiance: Scottsdale receives an average of 6.6 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 Scottsdale is 2,200 sq ft.

Solar at a Glance: Scottsdale, AZ

14.3¢

Avg Rate / kWh

6.6h

Peak Sun Hours / Day

6.3 kW

Avg Recommended Size

16

Avg Panels Needed

$17,870

Est. Cost (before incentives)

Salt River Project

Utility Provider

Other Cities in Arizona

Related Resources

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