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 Repair Across Castro Valley
Most gate repairs in Castro Valley run $180 – $520 for labor, with a full opener swap running $650 – $1,400 depending on the brand and the grade of your driveway. That’s the honest range we quote every week from the hills above Lake Chabot down to the flats near Castro Valley Boulevard. Our Gate Repair team is factory-familiar with LiftMaster, FAAC, Viking, DoorKing, Ghost Controls, and more, so the diagnosis is usually quick, the fix is done right, and the written price never changes at the door. Call (903) 417-0793 and a live person answers, 24/7.

Why Calder Gate Repair Is Castro Valley’s Preferred Gate Repair Company
We work in Castro Valley the way the town actually is: hills, clay soil, older ranches, newer infill, and a lot of long driveways that don’t show up on most service maps. Castro Valley homeowners call us because we know which gates on Proctor Road need a slope-rated loop detector, and which hinge posts off Jensen Road have shifted in the clay. That local knowledge means we show up with the right parts and a straight answer. Our techs are background-checked, uniformed, and dispatched with a live arrival time you can track from your phone, never a four-hour window.
Every job includes the same three things, in writing, before we touch anything: a written price, a written guarantee, and a free second visit if the repair fails within 365 days under the 365-Day Done Right Promise. The live answers on the phone, the digital invoice, the before-and-after photos, that’s the Relay Standard, and it’s standard on every job in Castro Valley, not an upsell.
Gate Welding in Castro Valley
Gate Welding in Castro Valley usually means repairing rusted steel gates, cracked hinge posts, or broken pickets on older wrought-iron gates that have sat through decades of Bay Area fog and winter rain. We weld on-site with mobile equipment, so you don’t have to remove the gate and haul it anywhere. In Castro Valley, we see a lot of gate frames that have split at the welded corner joints on estate gates off Redwood Road, especially where the gate sits low and catches runoff every winter.
Most steel gate welding repairs run $220 – $450 for a cracked frame or broken picket. A full gate post replacement with a new steel post set in concrete runs $500 – $900, depending on whether the old post needs to be cut out and the driveway repaired around it. Every weld gets ground smooth, primed, and painted to match, then the gate is rehung and tested for alignment. The written price covers all of it, and if a weld fails within the year, Calder returns at no charge.
Restoring Rusted Gates
Here, we usually strip the rust back to stable metal, weld in new steel where the flange has thinned, and reinforce the lower rail where pitting is worst. Castro Valley gates that sit under oak trees trap moisture against the uprights, so we’ll often add a small drainage weep hole to keep the tube from holding water. It’s a small fix that saves the gate ten years later.
Hinge Repairs and Post Re-Setting
A gate that drags is often a hinge post problem, not a panel problem. In Castro Valley’s clay soil, posts move. We cut the old bolts, pull the post, re-set it in a proper concrete footing with rebar, and weld the hinge tabs true. The gate gets rebalanced before we leave.
Commercial Gate Repair in Castro Valley
Commercial Gate Repair in Castro Valley covers the automated gates at apartment complexes, office parks, and industrial yards along Castro Valley Boulevard and Industrial Parkway. These are usually slide gates or heavy cantilever gates with operators that cycle dozens of times a day, and when they fail, tenants can’t get in and deliveries pile up. We carry commercial-grade parts for Viking, DoorKing, Elite, and LiftMaster operators, and we send commercial-experienced techs who understand fire marshall requirements, emergency egress, and safety edge testing.
Commercial gate repair in Castro Valley typically runs $290 – $650 for a service call and diagnostic, with operator replacement on heavier commercial gates running $1,200 – $2,400 including parts and setup. It is scheduled work, not same-day emergency work: we quote a firm price, then schedule the repair at a time that keeps your lot usable. If a repair fails within the 365-Day Done Right Promise window, we come back at no charge, and we document everything, including safety sensor re-testing, with digital photos.
Slide Gate Track Repairs
Commercial gates on grades chew up tracks and wheels quickly. We inspect the track for wear, bend, or debris, replace wheels that are out-of-round, and reset the rack and pinion so the gate doesn’t buck. We also check the guide rollers, because a worn roller on a commercial gate will take out the gearbox if it runs long enough.

Operator and Access Control
Buildings and lots need access that works with keypads, fobs, or phone apps. We’re trained on Viking, DoorKing, and Elite access hardware, and we program operators to work with your existing system. When an old operator is done, we spec a replacement that matches the gate weight and cycle count, not whatever’s on the shelf.
Trusted Brands We Service in Castro Valley
We are factory-familiar with nine major brands: LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. For Castro Valley customers, that means we diagnose by brand and model, not by guesswork. A Ghost Controls opener on a ranch gate off Palomares Road acts nothing like a Viking on a commercial slide gate off Castro Valley Boulevard. We keep common boards, remotes, and safety sensor parts in our local stock so we’re not waiting on a package from a distributor while your gate sits open all week. If the part is in stock, the repair is usually finished the same day we arrive, and most Castro Valley customers get a next-day or same-day appointment for standard service.
Common Gate Repair Problems We See in Castro Valley Homes
- Sagging gate on a hillside driveway. The hinge post tilts in clay soil, the gate drags, and the opener strains until the board burns out. We re-set the post in concrete and re-align the gate before the operator fails.
- Operator struggling on a grade. Slide gates on sloped driveways wear racks unevenly and pull extra amps. We re-level the track or adjust the cantilever rollers and test the force settings so the opener isn’t working against the hill.
- Photocell and loop detector failures. Long rural driveways in the hills lose signal on old loop detectors, and the gate stays open or ignores the keypad. We re-tune or replace the loop and re-test safety edges, because a gate that reverses on nothing is a liability.
- Rotted steel and rusted hinges. Castro Valley winters are wet, and gates under oak canopies stay damp for months. We weld in new steel and reinforce the lower rails before rust eats through the tube entirely.
Pricing for Gate Repair in Castro Valley, CA
Most gate opener repairs in Castro Valley run $180 – $340 in labor, before parts. A replacement circuit board runs $220 – $450 depending on brand; a full opener replacement runs $650 – $1,400 installed, with the higher end covering commercial units and long slide gates on grades. Hinge and post re-setting runs $350 – $800 depending on post size and how much concrete we pour. Gate welding runs $220 – $900 as above. Every price is written down and agreed to before we start. The price on the invoice is the price you approved, and we never add surprise line items after the fact. Call (903) 417-0793 for a free estimate. We answer live, day or night.
We Also Serve Cities Near Castro Valley
Our team handles Gate Repair in Castro Valley and regularly runs calls to San Lorenzo, San Leandro, Union City, and Dublin. If you’re on the edge of town, near the San Leandro border or out toward Chabot, give us a call anyway. We’ll tell you honestly if we can get to you today.
Serving Castro Valley, CA - Our Local Coverage Area
We’re based in the Castro Valley 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 Repair in Castro Valley
Because the hinge post, not the panel, is the problem. Castro Valley’s clay soil expands and contracts with rain, and hillside lots make it worse. Every winter the post leans a little more, the panel drags, and the gate gets out of alignment. Fixing only the panel means the gate will sag again within months. We re-set the post in a properly engineered concrete footing, re-align the gate on the hinge, and test the opener’s force settings so it isn’t fighting the slope. Call (903) 417-0793 and we’ll quote the post repair before any work happens.
Yes. Automatic gates require safety photocells and reverse-edge protection, both to meet California code and to keep people and cars safe. We test the photocells on every repair and re-test the reversal pressure on the operator. If a gate in Castro Valley close to a sidewalk or street has sensors that never worked or were bypassed, we flag it and quote the fix clearly.
Most service calls run 1 to 3 hours. A board swap or remote programming can be done in under an hour. A post re-set with new concrete takes a day because the concrete needs to cure before the gate is re-hung, and we’ll usually schedule a second visit the next day or the day after to hang, level, and test everything. We quote the timeline in writing before starting.
We can. We handle commercial slide gates, cantilever gates, and barrier arms at apartment communities and commercial lots along Castro Valley Boulevard and Industrial Parkway. Commercial work is quoted and scheduled, and we’re trained on Viking, DoorKing, Elite, and LiftMaster commercial operators. If your lot gate is down and blocking access, call (903) 417-0793 and we’ll get a tech scheduled quickly.
We service LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. That covers nearly every opener a Castro Valley homeowner or property manager is likely to own, from a Ghost Controls ranch gate off Palomares Road to a Viking slide gate at an apartment complex on Castro Valley Boulevard. We stock common parts locally for several of these brands.
Need a gate fixed today? Call Calder Gate Repair at (903) 417-0793. A live person answers 24/7, we give you a written price before any work starts, and every repair is backed by the 365-Day Done Right Promise. If it’s not done right, we come back free.
Written by Nico Alvarez, Owner at Calder Gate Repair, serving Castro Valley through the Relay Home Co. network.





Before
After
Before
After
Before
After