Wrought iron
Wood & steel frame
Farm & ranch
Sliding driveway gates
LiftMaster operatorsFree 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.
Get your free estimateFast, Reliable Gate Repair Across San Antonio Heights
A broken gate in San Antonio Heights is a real problem, not a minor annoyance. You have a driveway to secure, maybe livestock to contain, and wildfire season to think about. Kensington Gate Repair fixes electric and manual gates throughout the 91784 area, usually within one business day of your call. We know these foothill roads, the long sloped driveways, and the specific ways gates fail up here. Call (833) 320-4513 and you will talk to a gate specialist, not a dispatcher reading a script.
Why Kensington Gate Repair Is San Antonio Heights’s Preferred Gate Repair Company
Most of our San Antonio Heights work comes from referrals between neighbors on Mount Baldy Road, Euclid Avenue, and the smaller lanes branching off toward the foothills. When one homeowner watches us diagnose a binding slide gate and fix it the same afternoon, word travels. That is how we built our reputation here.
Our technicians work on gates only. No water heaters, no light fixtures, no “we also do fencing.” Just gate operators, hinges, posts, control boards, safety sensors, and the wiring between them. That narrow focus matters when you are dealing with a lift that weighs several hundred pounds and runs on a 30-foot track. A general handyman cannot diagnose a worn gear plate on a BFT operator the way our crew can, and property managers in San Antonio Heights know the difference.
Allen Prescott, who leads our team, has built our service model around brand-agnostic diagnostics. If your gate runs on a LiftMaster operator but a FAAC would be a better long-term fit for your driveway grade, we will tell you that. We are not clearing out old inventory. We are solving the problem in front of us.
For San Antonio Heights specifically, our response time is typically same-day or next morning. We stock common parts for LiftMaster and Linear operators in our Montclair shop, which keeps turnaround tight for the brands we service most often in 91784.
Styles & brands we work with





Iron Gate Repair in San Antonio Heights
Iron Gate Repair in San Antonio Heights usually means either a heavy swing gate on original masonry pillars or a sliding iron gate mounted to a steel track across a driveway apron. The iron itself rarely fails. What fails is what the iron is attached to: the hinge post shifts, the pillar cracks, the welds fatigue, or the gate sags until it drags on the ground. On these foothill lots, that drag point often sits on a slope, which accelerates the wear.
A typical iron gate realignment in San Antonio Heights runs $225 to $450, depending on gate weight and how far the post has moved. Full hinge replacement on a heavy custom iron gate starts around $600 and can exceed $1,200 if the post itself needs to be reset in concrete. Weld and rust repair on ornamental iron sections generally falls between $180 and $380 per repair session.
Post and Hinge Reconstruction
When an old oak tree has pushed a gate post out of plumb, no amount of hinge tightening will fix the problem. We reset the post, rebuild the footing, and sometimes sleeve the post with steel if the wood has cracked. This is common on San Antonio Heights properties where mature oaks sit close to driveway entrances.
If the original masonry pillar has cracked, we repair the column and re-anchor the gate hardware. Rushing this step means the gate will sag again within a season.
Weld Repair and Rust Treatment
Dry heat and Santa Ana winds are not kind to iron. We grind out rust blooms, weld cracked joints, and repaint with a rust-inhibiting primer. If the bottom rail has rotted through from contact with irrigation overspray, we replace that section rather than patching over it.
Sliding Gate Repair in San Antonio Heights
Sliding Gate Repair in San Antonio Heights generally involves a cantilever or track-style gate spanning 14 to 30 feet across a long driveway entrance. These gates are heavy. When they bind, it is usually a rack and pinion issue, a fouled track, or a wheel truck that has ground itself flat. On sloped lots off Mount Baldy Road, the track has to be installed and maintained with real attention to grade, or the gate will fight the motor on every cycle.
Sliding gate track repair and wheel replacement in San Antonio Heights typically runs $350 to $700. Complete rack and pinion realignment on a 20-foot gate runs $500 to $1,100. If the operator itself needs a new gearbox or motor, add $400 to $900 depending on brand and horsepower.
Track Cleaning and Grade Correction
After a winter rain, fine silt and gravel wash down from the hillsides and collect in gate tracks. We clean that out, check the track for warping, and shim it level where the driveway has settled. A track that is off by even half an inch across 30 feet will cause repeated motor failures.
Operator Diagnostics on Long Spans
Long gates need strong operators. We calculate the actual load the motor is pulling, not just what the spec sheet says. If a previous installer put a residential-grade operator on a heavy commercial gate, we will tell you why it keeps failing and what replacement makes sense for the span and duty cycle.
Trusted Brands We Service in San Antonio Heights
Kensington Gate Repair works on virtually every major gate brand, and for San Antonio Heights customers that most often means LiftMaster, Linear, and BFT operators on both swing and slide applications. We carry common LiftMaster control boards, limit switches, and safety photocells in our Montclair shop, which means many repairs in 91784 do not wait on a parts delivery. When we do need a specialized part for a FAAC or Viking unit, our local supplier network gets it to us fast. Your gate brand is not a problem for us. It is just a detail we already know.
See the difference
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AfterCommon Gate Repair Problems We See in San Antonio Heights Homes
- Wind-damaged gates on exposed driveways: Santa Ana winds hit the foothills hard, and a solid wood or iron gate becomes a sail. Wind fatigue bends hinges, shears bolts, and shortens the life of swing operators that are undersized for the wind load.
- Root-damaged posts from mature oaks: Old oak trees are a signature of San Antonio Heights, but their roots push against gate footings over decades. The gate sags, the latch misses, and the opener strains until something fails.
- Solar opener stress from summer heat: Many long driveways up here have no grid power at the gate, so solar openers are the standard. Intense foothill heat degrades batteries and control boards faster than coastal temperatures ever would.
- Masonry pillar cracking during wildfire prep season: As homeowners clear brush and harden their properties, gates get used more often. Dry, cracked pillars that held fine for years suddenly crumble under the increased cycling.
Pricing for Gate Repair in San Antonio Heights, CA
Most gate repairs in San Antonio Heights cost between $200 and $1,200, with the final number driven by the gate type, the damage, and the operator brand. A simple hinge adjustment runs at the low end. A full slide gate track rebuild on a 30-foot driveway runs at the high end. We quote the full price before any work begins, and that is the price you pay even if the job takes longer than we expected. You will never get a surprise invoice from us. Call (833) 320-4513 for a free estimate, and we will give you a written number before the first tool comes off the truck.
To be specific: hinge and latch repairs run $180 to $350. Gate realignment runs $225 to $450. Control board replacement runs $300 to $650. Complete operator replacement, including labor, runs $900 to $1,800 for most residential systems in 91784. Solar opener upgrades for long driveway gates run $1,400 to $2,500 depending on panel size and battery bank.
We Also Serve Cities Near San Antonio Heights
Our Gate Repair team covers the full Inland Empire foothills. If you manage properties in San Antonio Heights, Upland, Claremont, Rancho Cucamonga, or Montclair, one call covers everything from emergency repair to full installation across all of those locations.
Serving San Antonio Heights, CA — Our Local Coverage Area
We’re based in the San Antonio Heights 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 San Antonio Heights
Wildfire risk drives two repair decisions in San Antonio Heights: the gate material and the power source. We recommend fire-resistant materials like steel and treated metal over wood anywhere within a defensible-space zone, and we regularly install solar-powered openers with battery backup so the gate still works during a Public Safety Power Shutoff. A gate that will not open when an evacuation order hits is a serious hazard. If your gate currently depends on grid power only, call us and we will walk through backup options.
Yes. Most of our San Antonio Heights work involves solar gate openers, because running conduit hundreds of feet down a sloped driveway is often impractical and expensive. We test panel output, battery health, and the charge controller, then replace whatever is underperforming. If your solar system was undersized from the start, we calculate the correct panel wattage and battery capacity for your gate’s duty cycle and upgrade it. Call (833) 320-4513 for an evaluation.
Gates on Mount Baldy Road and the surrounding foothill streets fail after wind events because Santa Ana gusts hit broad gate panels with sustained force that residential swing operators were never designed to absorb. The wind bends hinges, loosens post anchors, and strips gears in the operator. After each major wind event, we get calls for exactly those three failures. A heavier-duty operator and well-anchored posts are the standard fix.
Automatic gates in San Antonio Heights must meet UL 325 safety standards, which means at least one monitored entrapment protection device, typically photo eyes or a contact edge, installed and tested. We install and verify safety photocells on every automated gate we repair or replace. If your gate reverses without an obstruction or fails to stop when something crosses the path, the safety circuit needs attention immediately. This is not an optional upgrade.
When oak roots have pushed a gate post out of alignment, we remove the post, cut back the intrusive root only where necessary, and pour a new footing with a root barrier. We do not just shim the gate and call it done; the root pressure will continue. In some cases we move the post slightly or install a steel post core to resist future movement. This is one of the most common repairs we perform in San Antonio Heights.
Written by Allen Prescott, Owner at Kensington Gate Repair, serving San Antonio Heights and the Inland Empire foothills.