Solar System Sizing Tool — Worcester, MA
Use our interactive tool to determine the right solar system size for your home in Worcester. Adjust your monthly electricity bill and home size to see a personalized recommendation based on local solar conditions.
Size Your Solar System
$
Local rate: 28.5¢/kWh
ft
Peak sun hours: 4h/day
5.6
System Size (kW)
15
Panels Needed
270
Roof Space (sq ft)
$16,027
Est. Cost
8,211
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 Worcester, MA:
- Electricity usage: Your monthly bill is converted to annual kWh consumption using the local rate of 28.5¢/kWh.
- Solar irradiance: Worcester receives an average of 4 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 Worcester is 1,650 sq ft.
Solar at a Glance: Worcester, MA
28.5¢
Avg Rate / kWh
4h
Peak Sun Hours / Day
5.6 kW
Avg Recommended Size
15
Avg Panels Needed
$16,027
Est. Cost (before incentives)
National Grid
Utility Provider
Other Cities in Massachusetts
Related Resources
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