Los Angeles County
Solar installation in Los Angeles, CA
Custom-designed solar and battery systems for Los Angeles homeowners. Los Angeles Department of Water & Power expertise, no high-pressure sales — just a transparent quote.
Solar installation in Los Angeles works differently than almost everywhere else in SoCal, because most of the city is served by LADWP — the Los Angeles Department of Water & Power — a municipal utility that runs its own net metering and never adopted the CPUC's NEM 3.0 export cuts. That single fact changes the math: a well-designed solar-only system can still pencil out here, where in SCE territory next door it often can't. The city is vast, though, and a Highland Park Craftsman on the Eastside, a Mar Vista flat roof on the Westside, and a San Fernando Valley ranch each need a completely different design. LADWP's interconnection is famously slow and permit timelines vary by council district, so a realistic plan matters. Helios models your exact LADWP rate, handles the DWP paperwork end to end, and Taylor signs off on every Los Angeles design before anything is ordered.
What solar looks like in Los Angeles.
Every market has different utility rules, sun resources, and structural realities. Here's what we factor in when designing for Los Angeles homes.
LADWP's net metering remains relatively favorable compared to NEM 3.0 territories
Mediterranean climate supports year-round production
Strong used-energy values means solar pays even without aggressive battery use
Why Los Angeles homeowners choose Helios.
We design and install across Los Angeles — from the Westside, the San Fernando Valley, and South LA, near Griffith Observatory, the Getty Center, and Dodger Stadium. An enormous spread of housing — 1920s Spanish bungalows on the Eastside, post-war ranches across the San Fernando Valley, hillside contemporaries on the Westside, and dense flat-roof multifamily — so no two LA roofs call for the same mounting approach.
8+ years across SoCal
500+ installs across 60+ cities — we know LADWP, your permit office, and local roofs.
Owner signs off on every design
Taylor Crouse, our founder, personally reviews your layout and equipment before anything is ordered.
4.9★ from 152+ homeowners
25-year panel warranty and a 10-year workmanship guarantee on every install.
LADWP's net metering advantage over NEM 3.0
The single most important fact about going solar in Los Angeles is the utility. Most of the city is served by the Los Angeles Department of Water & Power, a municipal utility outside the CPUC's authority — which means LADWP never adopted NEM 3.0, the 2023 rules that cut export credits roughly 75% for SCE, PG&E, and SDG&E customers.
Instead, LADWP still credits exported solar at essentially full retail rate. That structural difference is why Los Angeles remains one of the few SoCal markets where a well-designed solar-only system can pencil out without a battery to rescue the math. It does not make storage pointless — a battery still adds backup and lets you hedge against future rate increases — but it does mean the starting economics here are genuinely better than across the city line in SCE territory. We model both solar-only and solar-plus-storage against your specific LADWP rate so the decision is based on real numbers, not an out-of-region NEM 3.0 assumption.
Permitting with LADBS and LADWP interconnection
Los Angeles runs two separate approval tracks, and the slower one is the utility. Your building permit goes through the Los Angeles Department of Building and Safety (LADBS), which offers an Express Solar Permit with electronic plan check for standard residential rooftop systems — that side can move quickly, often within days for a clean, code-compliant design.
The bottleneck is LADWP interconnection and Permission to Operate, which is well known to run slower than SCE territory and is the main reason an LA install can stretch past the typical six-to-ten-week window. Timelines also vary by council district and by how busy LADWP's queue is. We file the LADBS permit and the LADWP interconnection in the right sequence, manage the back-and-forth with both, and give you a realistic, district-specific schedule up front instead of a best-case guess that slips.
One city, many roofs: designing across LA
Los Angeles is not one market — it is dozens. A 1920s Spanish bungalow with clay tile in Highland Park or on the Eastside, a low-slope flat roof in Mar Vista on the Westside, a post-war ranch with composition shingle across the San Fernando Valley, and a steep hillside contemporary in the Hollywood Hills each demand a completely different mounting approach, layout, and shading analysis.
That variety is why a templated LA quote so often goes wrong. Tile needs tile-appropriate flashing; flat roofs call for tilt-mounted or ballasted designs to set panel angle; hillside homes need plane-by-plane modeling around ridgelines and neighboring structures. We assess your specific roof material, pitch, orientation, and shading before sizing anything, and we account for the marine layer on the Westside versus the hotter, clearer Valley sun. The design follows your roof and your neighborhood, not a one-size-fits-all spec.
HPOZ historic zones and hillside fire areas
Two LA-specific overlays change how a system gets designed. The first is the city's many Historic Preservation Overlay Zones (HPOZs) — neighborhoods like Highland Park's historic districts — where the appearance of rooftop equipment from the public right-of-way can be subject to review. On those homes we design to disappear: low-profile flush mounts, all-black panels, conduit kept out of sightlines, and panels placed on less-visible roof planes wherever production allows.
The second is fire. While the bulk of the LA basin is not a High Fire Threat District, the hillside and canyon edges of the city — parts of the Santa Monica Mountains, the Hollywood Hills, the Verdugos — do carry elevated fire risk and LADWP outage exposure. For those addresses a battery shifts from optional to genuinely useful for resilience. We check your specific address against both the historic and fire overlays and design accordingly rather than assuming a generic flat-basin lot.
Incentives in 2026 for LA homeowners
First, the part too many quotes still get wrong: the 30% federal residential solar tax credit expired December 31, 2025. It is not available for 2026 installs, and we will not build your number around it.
After that, LA's incentive picture is its own. Because the city is LADWP rather than CPUC, the relevant programs are LADWP's own solar and efficiency offerings — not statewide IOU programs — and their funding has been limited and at times backlogged, so we never promise a rebate that may not actually be open when you sign. California's SGIP battery rebate still exists but is concentrated in income-qualified and high-fire-resiliency tiers, which fits some hillside LA addresses more than flat-basin ones. The dependable lever is our prepaid-lease financing, which captures the federal commercial clean-energy credit and passes the value through up front. We confirm exactly what is funded for your address at signing and lay it out line by line.
Los Angeles's utility: Los Angeles Department of Water & Power
How net metering works for you.
LADWP runs its own net metering program (not subject to CPUC NEM 3.0). Export credits are still relatively favorable here, so solar-only can pencil out.
Production estimate
A typical 8 kW system on a Los Angeles roof produces approximately 16,060 kWh per year given 5.5 peak sun hours per day. We'll model your exact roof, shade, and azimuth in your free assessment.
Along the coast, the marine layer trims morning output, so panel orientation and system sizing matter more here than they would inland — we design around it rather than assuming inland sun.
* Ballpark estimate. Actual production depends on roof pitch, orientation, shading, and panel choice.
SoCal Solar Index · July 2026
Los Angeles ranks #18 of 64 Southern California cities for estimated year-1 solar savings — ~$3,360 on a standard 8 kW system at 22.0¢/kWh under LADWP municipal net metering.
Source: the SoCal Solar Index — free data on rates, permits, and solar economics for all 64 cities (CC BY 4.0).
Our solar process in Los Angeles.
- 1
Free home assessment
We pull your LADWP usage data and model your exact roof, shade, and azimuth — no guesswork, no obligation.
- 2
Custom design & transparent quote
Taylor designs your system and signs off on it personally. You see every line item — panels, inverter, mounting, labor, permitting — before you decide.
- 3
Permitting & install
We pull every Los Angeles permit, manage the inspection, and handle Los Angeles Department of Water & Power interconnection. Most roofs are done in 1–2 days.
- 4
Powered on & monitored
Most systems are commissioned within 6–10 weeks of signing, with per-panel monitoring so you see exactly what your system produces.
Our promise: a transparent quote with every cost itemized, and a 10-year workmanship guarantee on every Los Angeles install.
What SoCal homeowners say.
Verified Google reviews — 4.9★ from 152+ Southern California homeowners.
Los Angeles solar questions, answered.
- How much does solar cost in Los Angeles?
- Most LA homes run roughly $2.40–$3.25 per watt before incentives — about $18,000–$32,000 for a typical 6–10 kW system. Tile and hillside roofs sit at the higher end; a simple composition-shingle roof is cheaper to work with. We size to your actual LADWP usage and itemize every line rather than overselling panels.
- Is Los Angeles on NEM 3.0?
- No. LADWP runs its own net metering program entirely outside the CPUC's NEM 3.0, so export credits here remain relatively favorable — full retail-rate credit — and a solar-only system can still pay off, unlike SCE territory where a battery is usually needed to make the numbers work. We model both solar-only and solar-plus-battery against your real LADWP rate so you can see which fits your home.
- How long does LADWP interconnection take?
- LADWP's permission-to-operate process is slower than SCE territory and is the main reason an LA install can stretch past the typical 6–10 weeks. Permit timelines also vary by council district. We handle the entire DWP interconnection filing and give you a realistic, district-specific timeline up front instead of a best-case guess.
- Does LADWP offer any solar rebate?
- LADWP has its own solar and efficiency offerings rather than CPUC programs, but availability shifts — its rooftop incentive funding has been limited and at times backlogged, so we never bank a quote on a rebate that may not be open. The bigger LADWP advantage is structural: full retail-rate net metering, which keeps solar-only viable here. We confirm what is actually funded at the time you sign.
More services in Los Angeles
We install on every Los Angeles roof type
Tile, shingle, flat, metal or slate — mounting and flashing differ on each. See exactly how we keep your specific roof watertight.
Get a transparent Los Angeles quote.
Free home assessment, no pressure. Includes panel layout, monthly savings projection, payback period, and every line-item cost.