As of September 2026, the average storage system cost in Orange County, CA is $1,037/kWh. Given a storage system size of 13 kWh, an average storage installation in Orange County, CA ranges in cost from $11,460 to $15,504, with the average gross price for storage in Orange County, CA coming in at $13,482. After accounting for 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.
System size | System cost |
|---|---|
10 kWh | $10,370 |
13 kWh | $13,482 |
20 kWh | $20,741 |
26 kWh | $26,963 |
Learn more about local CA incentives, tax credits & rebates.
$17,330 - $50,163
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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See what storage costs in Orange County, CA cities and towns
- Aliso Viejo
- Anaheim
- Brea
- Buena Park
- Capistrano Beach
- Corona Del Mar
- Costa Mesa
- Cypress
- Dana Point
- Foothill Ranch
- Fountain Valley
- Fullerton
- Garden Grove
- Huntington Beach
- Irvine
- La Habra
- La Palma
- Ladera Ranch
- Laguna Beach
- Laguna Hills
- Laguna Niguel
- Lake Forest
- Los Alamitos
- Midway City
- Mission Viejo
- Newport Beach
- Newport Coast
- Orange
- Placentia
- Rancho Santa Margarita
- San Clemente
- San Juan Capistrano
- Santa Ana
- Seal Beach
- Silverado
- Stanton
- Trabuco Canyon
- Tustin
- Villa Park
- Westminster
- Yorba Linda
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