Solar System Sizing Tool — Stamford, CT

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

Size Your Solar System

$

Local rate: 29.5¢/kWh

ft

Peak sun hours: 4.3h/day

5.8

System Size (kW)

15

Panels Needed

270

Roof Space (sq ft)

$16,620

Est. Cost

9,153

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 Stamford, CT:

  • Electricity usage: Your monthly bill is converted to annual kWh consumption using the local rate of 29.5¢/kWh.
  • Solar irradiance: Stamford receives an average of 4.3 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 Stamford is 1,900 sq ft.

Solar at a Glance: Stamford, CT

29.5¢

Avg Rate / kWh

4.3h

Peak Sun Hours / Day

5.8 kW

Avg Recommended Size

15

Avg Panels Needed

$16,620

Est. Cost (before incentives)

Eversource Energy

Utility Provider

Other Cities in Connecticut

Related Resources

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