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Storage cost in
California

Updated 2/18/2024

How much do storage systems cost in California in 2024?

As of February 2024, the average storage system cost in California is $1091/kWh. Given a storage system size of 13 kWh, an average storage installation in California ranges in cost from $12,059 to $16,315, with the average gross price for storage in California coming in at $14,187. After accounting for the 30% 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 California

System Size System Cost System Cost (after ITC)
10 kWh $10,913 $7,639
13 kWh $14,187 $9,931
20 kWh $21,825 $15,278
26 kWh $28,373 $19,861
Note: you can't claim the federal tax credit without installing solar panels alongside a battery system. Learn more about local CA incentives, tax credits & rebates.

2024 average solar + storage cost in California

$19,043 - $55,473

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.

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Top 5 quoted battery models in California

Enphase Energy IQ Battery 5P
Tesla Powerwall 2
Enphase Energy IQ 10T
Enphase Energy IQ 10 Extended…
Enphase Energy IQ 10

Top storage system installers in California

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