Free on-site gate assessment - hinges, posts, and your LiftMaster or Nice gate operator checked before anything is quoted
The assessment is free and the quote is the invoice.
Fast, Reliable Gate Installation Across Topanga
Gate installation in Topanga comes down to one question: will the gate still open smoothly in three years, after salt air, Santa Ana winds, and winter rains have had their way with it? Most catalog gates won’t. We build and install gates that will. Latch & Post Gate Repair has worked on canyon driveways from Old Topanga Road up to Saddle Peak since 2009, and we know the exact failure points Topanga throws at a gate. If you already have a gate that’s showing those problems, our Gate Repair in Topanga service can address them before they get worse. If you need a new driveway gate, pedestrian gate, or electric operator, call (626) 649-4572 and we’ll give you a written price before any work starts.
Why Latch & Post Gate Repair Is Topanga’s Preferred Gate Installation Company
Topanga homeowners don’t need a gate company that treats the canyon like any other LA zip code. They need someone who understands that a hinge post set in decomposed granite behaves differently than one set in valley clay. Our Gate Installation team has been through enough Topanga wind seasons to know which post footings hold and which ones shift. We quote every Topanga job with the specific soil, wind exposure, and salt-air conditions of that driveway in mind.
Every technician who works in Topanga is background-checked, uniformed, and trained on LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. Before we step inside your home to run wiring or access a control board, we put on shoe covers and lay drop cloths. You get a photo of the cleanup before we leave. That’s the Cedarwell Care Promise, and it’s included on every job, not sold as an add-on.
Gate Installation Services in Topanga
Gate Installation Services in Topanga usually start with a simple conversation about how the gate will be used: keeping kids and dogs in, keeping deer and unwanted vehicles out, or both. From there we measure the driveway opening, check the slope, and look at the soil where the posts will sit. A standard single swing gate on a Topanga driveway typically runs $2,800 to $5,200 installed. A double swing gate runs $4,500 to $8,000. Sliding gates, which work well on steep Topanga driveways, run $3,800 to $7,500. You’ll see the exact number in writing before we order a single part.
Driveway and Swing Gates
Most Topanga homes need a swing gate because the driveway approach is too steep or too curved for a slide track. We set hinge posts on deeper concrete pours than catalog instructions call for, because Topanga’s hillside soil moves. That extra depth is the difference between a gate that opens cleanly for a decade and one that sags after two rainy seasons.

Pedestrian and Security Gates
Many Topanga properties have a separate pedestrian gate alongside the driveway gate, and those small gates take more abuse than people expect. They get used dozens of times a day and they catch the same wind that batters the big gate. We install pedestrian gates with stainless hinges and heavy-duty closers, sized to match the driveway gate so the property looks like one piece.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Electric Gate Installation in Topanga
Electric Gate Installation in Topanga almost always includes a Knox key switch wired into the operator, because LA County Fire requires emergency access on any automatic gate in this canyon. We handle that paperwork and mounting as part of every electric gate job, not as an extra. A basic single-operator installation on a swing gate runs $1,800 to $3,200 after the gate itself. A solar-powered operator, which makes sense for the many Topanga driveways without power at the gate, runs $2,200 to $3,800 installed. The written quote covers the operator, wiring, safety edges, and the Knox switch.
Operator and Automation Setup
We mount operators on sealed enclosures and use stainless hardware throughout, because Topanga’s salt air eats galvanized brackets within a few years. The operator board stays dry and clean even when fog rolls up the canyon from the Pacific. We also program remotes and set the force limits correctly so the gate won’t damage itself when a Santa Ana gust hits it mid-cycle.
Knox Key Switch Compliance
If LA County Fire can’t get through your automatic gate, they’ll cut it open. We install an approved Knox key switch or fail-safe open system on every electric gate in Topanga, and we document it so your property stays in compliance. This step is standard for us here, and nearly unheard of for gate companies that mostly work the flat valley.
Trusted Brands We Service in Topanga
We’re factory-trained on the brands Topanga homeowners actually have: LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. When a Topanga customer needs a Linear operator board replaced after fog corrosion, or a Ghost Controls arm on a solar gate off Saddle Peak, we carry the parts that match what’s already on the property. That means fewer return trips and a gate that works on the first visit.
Common Gate Installation Problems We See in Topanga Homes
- Canyon fog corroding operator boards. Coastal fog drawn up Topanga Canyon off the Pacific condenses on exposed circuit boards and kills them within three to five years. We use sealed enclosures and inspect boards at installation so you don’t inherit someone else’s rust problem.
- Santa Ana winds bending gate frames. Wind funnelled through Topanga Canyon hits gate panels with enough force to bend steel tube frames and snap welds where the hinge meets the post. We spec thicker wall tubing and gusseted hinge plates on the windward side of every Topanga gate.
- Rain-soaked post footings shifting. Winter rains saturate the decomposed granite and erode the soil around hinge posts, especially on hillside driveways off Entrada Road and Robinson Road. A post that shifts even two inches throws a swing gate completely out of alignment. We pour deeper footings than the manufacturer minimum to resist that seasonal movement.
- Weathered custom gates built by original owners. Many Topanga gates are one-off welded steel or hand-forged iron built decades ago by the original homeowner. These gates aren’t in any catalog, and repair or replacement means matching the original look while upgrading the hardware and operator to current code. We do that work in place.
Pricing for Gate Installation in Topanga, CA
A single swing gate installation in Topanga typically runs $2,800 to $5,200. Double swing gates run $4,500 to $8,000, and sliding gates run $3,800 to $7,500. Add an electric operator and you’re looking at $1,800 to $3,200 more, or $2,200 to $3,800 for a solar unit. The biggest cost drivers in Topanga are driveway slope, soil condition at the post locations, and whether LA County Fire requires a Knox switch wired into the operator, which nearly every automatic gate in the canyon does. You’ll get a written quote with every line item before we start, and the price won’t change unless you change the scope. Call (626) 649-4572 for a free estimate on a gate installation in Topanga.
We Also Serve Cities Near Topanga
Latch & Post Gate Repair works throughout the Santa Monica Mountains and the surrounding foothills, including Gate Installation in Topanga and the nearby communities of Calabasas, Santa Monica, Agoura Hills, and Oak Park. Each crew is local to the canyon, not dispatched from some distant hub, and each job runs on the same Cedarwell Care Promise. If you’re just outside Topanga, we can still help. Call (626) 649-4572 and we’ll tell you over the phone whether you’re in our service area.
Serving Topanga, CA - Our Local Coverage Area
We’re based in the Topanga area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Gate Installation in Topanga
Yes. Topanga sits entirely within a Very High Fire Hazard Severity Zone, and LA County Fire requires any automatic gate controlling emergency vehicle access to include an approved Knox key switch or fail-safe open system. We install and document this on every electric gate job in Topanga as standard. Call (626) 649-4572 to check whether your existing gate is compliant.
Salt air and marine fog pulled up the canyon from the Pacific accelerate rust on steel hardware far faster than the dry inland air Woodland Hills gets. Painted steel rusts quickest, galvanized lasts a little longer, and stainless hardware is the only thing that holds up on the coast. We use stainless hinges, bolts, and brackets on every Topanga installation. Call (626) 649-4572 for a rust assessment and a written quote on replacement hardware.
Yes, and we see it every fall in Topanga. Wind funnelled through Topanga Canyon hits gate panels with more force than the same wind on a flat street, and thin-wall steel tube frames bend at the hinge post or snap at welded joints. We build Topanga gates with thicker wall tubing and reinforced hinge plates on the windward side. If your gate already leans, call (626) 649-4572 and we’ll tell you whether it’s repairable or needs replacement.
In Topanga, seasonal soil movement around the post footings is the usual culprit. Winter rains erode the rocky hillside soil, hinge posts shift, and the gate starts sagging or binding. The fix is usually a deeper post footing pour and stainless hardware, not just a hinge adjustment. Call (626) 649-4572 and we’ll diagnose it over the phone, then send a technician with a written quote.
Yes, and they’re a good fit for the many Topanga driveways where running grid power to the gate would mean trenching through rock. A solar operator installation runs $2,200 to $3,800 including the panel, battery, operator, safety edges, and Knox switch. We size the panel for the shade your specific driveway gets, because a solar gate in deep canyon shade needs a different setup than one in full sun. Call (626) 649-4572 for a free site evaluation.
If you live in Topanga and you’re tired of a gate that sags, rusts, or binds after every wind event, we’ll give you a straight answer and a written price. Call (626) 649-4572 or text us for a free estimate. We answer live, 24 hours a day, 7 days a week, and we’ll schedule a technician for your Topanga driveway at a time that works for you.
Written by Cody Beckman, Owner at Latch & Post Gate Repair, serving Topanga since 2009.





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