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Public permit data · updated Oct 18, 2026

Residential battery storage permits in Unincorporated Los Angeles County, CA

243 residential battery storage permits issued by LA County unincorporated (EPIC-LA), the 8 weeks ending Oct 14, 2026. Oct 14, 2026 is the latest issue date the source has published.

Quick answer. In the 8 weeks ending Oct 14, 2026, 243 residential battery storage permits were issued in Unincorporated Los Angeles County, CA, according to public records from LA County unincorporated (EPIC-LA). The busiest ZIP codes were 91001 (26 permits), 91745 (13 permits), 91748 (12 permits). The median declared value was $34,500 across 30 permits that list one. The latest permit date published is Oct 14, 2026.

243
residential battery storage permits, the 8 weeks ending Oct 14, 2026
$34,500
median declared value (30 with value)
66
ZIP codes with at least one permit
Oct 14, 2026
latest permit date published
30.4
permits per collected week on average
43
days with at least one permit issued

What a battery storage permit means in Unincorporated Los Angeles County

A residential battery storage permit means a home is adding a battery system, often alongside solar or a panel upgrade. For a storage or solar installer it shows where backup power is selling.

In Unincorporated Los Angeles County, permits were issued on 43 different days in the window; the most recent were Oct 14, 2026, Oct 13, 2026, Oct 12, 2026. The busiest ZIPs were 91001 (26), 91745 (13), 91748 (12).

By residential battery storage permit count, Unincorporated Los Angeles County ranks #2 of the 38 battery storage pages on this site and #1 of 23 in CA.

  • Mail neighbors of each install.
  • Pitch storage to nearby homes that pulled solar permits without a battery.
  • See which installers lead storage permits in your ZIPs.

See plans for Unincorporated Los Angeles County battery storage leads

Other work on the same permits

Share of these 243 permits whose type or description also matches another trade. These are the follow-on and partner trades on Unincorporated Los Angeles County jobs.

  • solar: 242 permits (100%)
  • electrical: 111 permits (46%)
  • addition/ADU: 5 permits (2%)
  • garage: 2 permits (1%)

Weekly trend

Permits per 7-day period, ending Oct 14, 2026. n/c = not collected yet (before our pipeline started pulling this source). It is not zero. Striped bars are partly collected weeks.

Aug 26Sep 2Sep 9Sep 16Sep 23Sep 30Oct 7Oct 14

Top permit types

Permit type / subtypePermitsShare
Unincorporated Express / Express Solar Roof Mount Residential with ESS19681%
Unincorporated Solar / Roof Mount Residential2912%
Westlake Village Express / Express Solar Roof Mount Residential with ESS73%
Cerritos Express / Express Solar Roof Mount Residential with ESS52%
Unincorporated Express / Express Solar Roof Mount Residential42%

Busiest ZIP codes

ZIPPermitsShare8-wk avg / week
910012611%3.75
91745135%1.88
91748125%1.62
93536125%2.25
90056115%1.38

8-wk avg / week is the trailing 8-week weekly average we quote in coverage checks for that ZIP and trade. It counts every source in the ZIP and includes permits with unknown use, so it can be higher than this page's residential count.

System stated in the permit

SystemPermitsShare
with solar243100%
backup / ESS23396%
panel / service upgrade11146%
Tesla Powerwall5121%

Parsed from the permit's own type and work text. A permit can state more than one; many state none.

Sample rows

Anonymized: street address, permit number and any names removed. Subscribers get the full row with address, permit number and source link.

IssuedZIPPermit typeScopeSystemDeclared value
2026-10-1491390Unincorporated Express / Express Solar Roof Mount Residential with ESSsolar + batterywith solar; backup / ESSn/a
2026-10-0791107Unincorporated Express / Express Solar Roof Mount Residential with ESSsolar + batteryTesla Powerwall; with solar; backup / ESSn/a
2026-09-3090056Unincorporated Express / Express Solar Roof Mount Residential with ESSsolar + battery + electricalwith solar; panel / service upgrade; backup / ESSn/a
2026-09-1791001Unincorporated Express / Express Solar Roof Mount Residential with ESSsolar + batteryTesla Powerwall; with solar; backup / ESSn/a
2026-09-0991745Unincorporated Express / Express Solar Roof Mount Residential with ESSsolar + batterywith solar; backup / ESSn/a
2026-08-3191748Unincorporated Express / Express Solar Roof Mount Residential with ESSsolar + battery + electricalwith solar; panel / service upgrade; backup / ESSn/a

Source

  • LA County unincorporated (EPIC-LA): EPIC-LA Case History, published by County of Los Angeles. Source dataset. Collected window(s): Aug 20, 2026 – Oct 14, 2026. Last pulled Oct 18, 2026.

Metric: Residential = the source marks the permit's use as residential (permits with commercial or unknown use are not counted). Battery Storage = the permit's type or work description matches the Curbside Signal battery storage rules. Counts exclude void or cancelled permits. Dates are the jurisdiction's permit issue date. Records are deduplicated on source and permit number. How we count. Part of the Los Angeles-Long Beach-Anaheim, CA metro: every trade × city page there.

The honest limit. A permit usually means the job is already sold. We say that up front. The value is what happens around it:

  • Neighbor marketing around active jobs: same-age houses on the same street.
  • Cross-trade follow-on demand: new roof → solar, gutters, insulation; remodel → HVAC, electrical, landscaping, pool; new build → pest, security, landscaping.
  • Competitor intelligence: which contractors pull permits where (where the jurisdiction publishes it), and who to recruit as subs.
  • Early-stage projects for commercial trades and GC subs.

Follow-on: Battery installs come with solar and panel work. A solar-only permit is a battery prospect.

Questions

How many residential battery storage permits were issued in Unincorporated Los Angeles County, CA recently?

243 residential battery storage permits in the public records we pulled, the 8 weeks ending Oct 14, 2026. Source: LA County unincorporated (EPIC-LA).

Which Unincorporated Los Angeles County ZIP codes have the most battery storage permits?

91001 (26 permits), 91745 (13 permits), 91748 (12 permits), by residential battery storage permit count the 8 weeks ending Oct 14, 2026. 66 ZIP codes had at least one permit.

What is the median declared value of a residential battery storage permit in Unincorporated Los Angeles County?

$34,500, across 30 permits that list a valuation. Declared values are what the applicant stated on the permit, not the contract price.

How do I get the Unincorporated Los Angeles County battery storage permit list, and what does it cost?

Request a free sample for your ZIPs first. ZIP Pack is $29/mo for one trade and up to 5 ZIPs every Monday; Metro Feed is $99/mo for a whole metro and up to 3 trades, with daily alerts. Guarantee on every package: If a weekly file is late or missing, that month is free. If a month delivers under half the 8-week average permit count for your ZIPs and trade, the next month is free.

Unincorporated Los Angeles County battery storage leads, every Monday

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