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 Electric Gate Repair Across San Marcos
Electric gate repair in San Marcos usually means one of three things: an operator that quit, a gate that drags or binds, or safety sensors that no longer reverse properly. Most repairs we handle run $180 – $475 before parts, and we can typically get a technician to your property within 24 – 48 hours. If your gate is stuck open or won’t close at all, call us at (903) 417-0793 and a live person answers, any hour, any day.

We know San Marcos gates because we work on them constantly. From the limestone shelf along Ranch Road 12 to the clay-heavy lots west of I-35, the soil here does things to gate posts that operators in other cities never contend with. That local familiarity means we diagnose faster and fix the actual problem, not just the symptom you noticed.
Why Calder Gate Repair Is San Marcos’s Preferred Electric Gate Repair Company
San Marcos homeowners call us because we put the price in writing before a single bolt gets turned. That’s not a slogan. It’s how every job starts, and the number you approve is the number on the invoice. Nico Alvarez leads our repair team, and he’s built the Calder standard around one idea: a gate repair should be boring. You should know who’s coming, when they’ll arrive, what it costs, and that it’ll work when they leave.
Our technicians are background-checked and arrive in uniform with a live, trackable arrival time. You’ll see us coming the way you’d track a rideshare. No four-hour windows. No phone tag. And because Calder Gate Repair sits inside the Relay Home Co. family, founded in 2009, every job carries the same three guarantees: a written price before work starts, a written 365-Day Done Right Promise, and a free second visit if the repair fails within that year. If it’s not right, we come back at no charge. That’s the Relay Standard, and it applies to every gate we touch in San Marcos.
Gate Access Control in San Marcos
Gate access control in San Marcos is about more than the opener. It’s the keypad, the remote, the loop detector under the driveway, the intercom or phone-based entry system, and the control board tying it all together. When someone off Lime Kiln Road can’t get their gate to open from the street, the operator is often fine. The access control layer has failed. We troubleshoot the whole system, not just the motor.
Keypads and Entry Pads
San Marcos summers cook exposed keypads. Dust from dry stretches works its way into the membrane, and the buttons stop registering. We replace entry pads with weather-sealed units rated for Texas heat, then reprogram codes and verify the relay actually triggers the opener. A keypad replacement here typically runs $145 – $310.
Loop Detectors and Vehicle Sensors
Loop detectors buried in San Marcos driveways fail quietly. The gate still works from the remote, but it won’t auto-open when a car pulls up. We test the loop, find the break or interference, and either repair the splice or install a new detector tuned to the gate’s controller. Most loop detector replacements run $200 – $390.
Commercial Gate Operator in San Marcos
Commercial gate operators in San Marcos run harder than residential units. They cycle more frequently, they’re often on properties with heavier traffic, and they have to meet stricter safety requirements. Whether it’s an apartment complex off Aquarena Springs Drive or a business park near the outlet malls, a failed commercial operator means security gaps and frustrated tenants. We stock parts for DoorKing, Viking, and Elite commercial operators and can usually restore function within a day or two of diagnosis.
Swing and Slide Operators
Commercial swing and slide operators fail differently than residential models. We see contactor wear, capacitor failures, and blown control boards in units that run hundreds of cycles a day. Commercial repairs run $350 – $850 before parts depending on the system. We’ll quote the repair in writing before anything starts, including parts, so you can approve it on the spot from your phone.
Safety Compliance and Reversal Testing
UL 325 requires commercial gates to have functioning entrapment protection: photocells, edge sensors, or both, plus proper reversal on contact or obstruction. Older San Marcos commercial installs often have bypassed or dead safety devices. We test every sensor, replace what’s failed, and re-run reversal force tests after any repair. That’s not optional. It’s the difference between a working gate and a liability.

Trusted Brands We Service in San Marcos
Our technicians are factory-familiar with the brands San Marcos homes and businesses actually have, including LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. That matters when a Ghost Controls gate won’t respond or a Viking operator throws an error code. We know the wiring, the programming, and the failure points. And because we’re part of the Relay Home Co. network, we can pull parts from regional stock quickly rather than waiting on a distributor. For most San Marcos repairs, the needed part is in hand within one business day.
Common Electric Gate Repair Problems We See in San Marcos Homes
- Post-footing movement in expansive clay. San Marcos sits on the Balcones Fault Zone, and the west side’s clay-and-limestone soil heaves with wet-dry cycles. A gate that tracked fine in June can bind on the rack and pinion by August. Fix the panel alone and you’ll fix it twice. The post is what’s failing.
- Summer heat and dust on operators. Rural driveways off Ranch Road 12 and around Sunset Oaks put operators in direct sun and airborne dust for months. Limit switches skip, keypads die, and control boards overheat. We replace with heat-rated components and seal out dust where it gets in.
- Bypassed or never-tested entrapment protection. Older San Marcos installs often have photocells and edge sensors that no longer reverse the gate. That’s a UL 325 violation on many properties and a genuine hazard. We test reversal on every repair and replace any sensor that fails.
- Chain and rack-and-pinion wear from misaligned posts. When a post shifts, the chain slackens or the rack binds. The operator gets blamed, but it’s fighting the geometry. We re-set footings, re-level rails, and then re-run travel limits so the operator isn’t working against a warped frame.
Pricing for Electric Gate Repair in San Marcos, TX
Electric gate repair in San Marcos typically runs $180 – $475 before parts. Keypad replacements run $145 – $310. Loop detector work runs $200 – $390. Commercial operators run $350 – $850 before parts depending on the system. Full installations, including power runs and ground works, usually start around $4,500 – $8,000 for a standard single swing gate. These are honest ranges, not bait. The price you’re quoted is the price you approve, and parts are itemized before we start. Estimate calls to (903) 417-0793 are free, and we’ll give you a written number before any work begins.
We Also Serve Cities Near San Marcos
Beyond San Marcos, our Electric Gate Repair team covers Kyle, New Braunfels, Buda, and Canyon Lake. If your gate is acting up and you’re anywhere around San Marcos, call us. Same written pricing, same guarantees, same techs. Electric Gate Repair in San Marcos is our home turf, but the service area stretches across the county line.
Serving San Marcos, TX - Our Local Coverage Area
We’re based in the San Marcos 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 Electric Gate Repair in San Marcos
The operator usually isn’t the problem. San Marcos sits on the Balcones Fault Zone, and much of the west side is expansive clay over limestone shelf. Gate posts heave and shift through wet-dry cycles, so a slide gate that tracked fine in spring binds on the rack and pinion by late summer. The operator is fighting a warped frame. We re-set the footing and re-level the rail before re-running limits. Call (903) 417-0793 if your gate binds or stalls; we’ll diagnose the post first, not just swap parts.
A new electric gate installation in San Marcos typically takes two to four days on site from ground works to final testing, sometimes longer if the electrical run is long or the soil requires deeper footings. We don’t promise same-day installs because proper work here means concrete that cures, posts that won’t heave in the clay, and safety systems that pass reversal testing. We’ll give you a written timeline and a written price before anything starts.
We service LiftMaster, FAAC, BFT, Linear, Viking, Ghost Controls, DoorKing, Elite, and Mighty Mule. That covers almost every residential and light commercial gate in San Marcos. If you’re not sure what’s on your gate, we’ll identify it on site and quote the repair from there.
Yes. UL 325-compliant gates must have entrapment protection: photocells, edge sensors, or both, and the gate must reverse on obstruction and re-test after repairs. Older San Marcos installs often have sensors that were bypassed or failed years ago. We test reversal on every job and replace any sensor that doesn’t function. A gate that doesn’t reverse is a liability, full stop. Call (903) 417-0793 to have yours tested.
Yes. If you’re already booking a repair, tell the dispatcher about the keypad or loop detector and we’ll diagnose and quote it on the same visit. Keypad replacements in San Marcos run $145 – $310 and loop detectors $200 – $390. We carry common keypads and detector parts on the truck, so we can usually handle both in one trip.
If your gate is stuck, grinding, or refusing to reverse, don’t wait for it to fail completely. Call Calder Gate Repair at (903) 417-0793 for a free estimate and a written price before any work begins. A live person answers 24/7, and our technicians serve San Marcos daily with trackable arrival times, uniformed techs, and the 365-Day Done Right Promise on every job.
Written by Nico Alvarez, Owner at Calder Gate Repair, part of the Relay Home Co. family serving San Marcos.





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