Storage in
Portland, ME

Updated 12/4/2021

How much do storage systems cost in Portland, ME in 2021?

As of December 2021, the average storage system cost in Portland, ME is $1203/kWh. Given a storage system size of 13 kWh, an average storage installation in Portland, ME ranges in cost from $13,292 to $17,984, with the average gross price for storage in Portland, ME coming in at $15,638. After accounting for the 26% Federal Investment Tax Credit (ITC) and other state and local storage incentives, the net price you'll pay for solar can fall by thousands of dollars.

Importantly, these costs are typical for shoppers comparing storage quotes on the EnergySage Marketplace. When you compare quotes for solar panels and batteries on EnergySage's competitive marketplace, you can expect to see prices up to 20% lower than working with a single company.

Average storage system cost by system size in Portland, ME

System Size System Cost System Cost (after ITC)
10 kWh $12,029 $8,902
13 kWh $15,638 $11,572
20 kWh $24,059 $17,803
26 kWh $31,276 $23,144
Note: you can't claim the federal tax credit without installing solar panels alongside a battery system.

2021 average solar + storage cost in Portland, ME

$19,859 - $57,376

There are several variables that impact the price you pay for a solar + storage system: the quality of the equipment you install, the type of inverters you choose, and the storage capacity and chemistry of your battery. This is an average price range for solar + storage installations in your area, and the specifics of your project will change the final price you pay.

Note: Showing cost data for Cumberland County, ME.

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Top 4 quoted battery models in Portland, ME

Tesla Powerwall 2
Generac PWRcell Battery (M4)
Generac PWRcell Battery (M5)
Generac PWRcell Battery (M3)
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Top storage system installers in Portland, ME

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