Solar System Sizing Tool — Buffalo, NY

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

Size Your Solar System

$

Local rate: 22¢/kWh

ft

Peak sun hours: 3.6h/day

7.1

System Size (kW)

18

Panels Needed

324

Roof Space (sq ft)

$20,349

Est. Cost

9,382

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 Buffalo, NY:

  • Electricity usage: Your monthly bill is converted to annual kWh consumption using the local rate of 22¢/kWh.
  • Solar irradiance: Buffalo receives an average of 3.6 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 Buffalo is 1,650 sq ft.

Solar at a Glance: Buffalo, NY

22¢

Avg Rate / kWh

3.6h

Peak Sun Hours / Day

7.1 kW

Avg Recommended Size

18

Avg Panels Needed

$20,349

Est. Cost (before incentives)

National Grid

Utility Provider

Other Cities in New York

Related Resources

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