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 St. Augustine South
Electric gate repair in St. Augustine South typically runs $185 – $540 for most opener, keypad, and sensor issues, with same-day dispatch available for emergencies in the neighborhood. We work on gates along Shore Drive, Dondanville Road, and the streets running back toward the Matanzas River, where salt air and a high water table create failure patterns you won’t find a few miles inland. Calder Gate Repair is the dedicated Electric Gate Repair team inside the Relay Home Co. family, and we answer the phone live 24/7 at (903) 417-0793.

If your gate is dragging, tripping mid-cycle, or the keypad stopped taking your code after a coastal storm, call us. We’ll tell you what’s wrong in plain language, give you a written price before any work starts, and send a background-checked tech with a trackable arrival time.
Why Calder Gate Repair Is St. Augustine South’s Preferred Electric Gate Repair Company
Homeowners in St. Augustine South call us because we treat a gate repair as a security issue, not a handyman task. The gate is the first line of defense on a property, and when it fails you need someone who understands the local conditions that caused it. Our techs know the streets here, from the homes backing up to the marsh off Hidden Harbor Drive to the newer builds along Shore Drive, and we schedule work around the realities of coastal St. Augustine South, not a generic Florida service map.
Nico Alvarez, who leads Calder Gate Repair, built the team around a simple standard: every job gets a written price, a written guarantee, and a real human on the phone when you call. We’re part of the Relay Home Co. family, established 2009, and our St. Augustine South customers get the same three non-negotiables we’d expect on our own gates: a written price before any work starts, a written guarantee on every repair, and a free second visit if the repair fails within our 365-Day Done Right Promise window.
Our techs arrive in uniform, background-checked, with a live arrival time you can track from your phone. No four-hour windows. No “we’ll call when we’re close.” Call (903) 417-0793 and a person answers, day or night.
Gate Access Control in St. Augustine South
Gate access control in St. Augustine South means setting up the parts of your gate that decide who gets in: keypad entry, remote controls, vehicle loop detectors, intercom systems, and safety sensors. In this neighborhood, access control components fail faster than inland because the salt-laden onshore air corrodes keypad contacts and loop detector splices, and standing water after a coastal storm gets into exposed photocell housings. A new keypad installed here should be rated for outdoor coastal exposure, and loop detector connections need to be sealed properly or you’ll be chasing the same intermittent fault every few months.
Most access control component replacements in St. Augustine South run $160 – $380 depending on whether we’re swapping a keypad, a photo eye, or a loop detector, before any wiring repair. We’ll give you the exact number in writing before we turn a screw. Call (903) 417-0793 for a free estimate.
Keypad and Remote Entry Work
Salt air is hard on outdoor keypad terminals. The contacts oxidize, codes stop reading, and the unit occasionally keeps the circuit closed so the gate thinks someone’s always pressing buttons. We replace failed keypads with coastal-rated units and seal the connections against St. Augustine South’s specific environment.
Vehicle Loop Detectors and Safety Sensors
If your gate opens fine for a car but won’t respond to the clicker, the loop detector splice may have corroded or the sensor may be waterlogged. We test the full loop and photocell circuit, replace what’s failed, and re-verify the reversal function so the gate won’t close on a car or a person.
Commercial Gate Operator in St. Augustine South
Commercial gate operator service in St. Augustine South covers the larger slide and swing operators on HOA entrances, marinas, storage facilities, and small commercial properties along US-1 and the roads leading back toward the Matanzas. These operators run longer cycles and carry more weight than residential units, and in St. Augustine South they also fight salt-air corrosion on the control board and shallow-water-table movement under the operator pad and hinge posts. When a commercial operator trips repeatedly or a swing gate starts dragging at the hinge post, it’s usually an alignment issue caused by footing shift, and repouring or shimming the pad properly is more important than replacing the motor.
Commercial gate operator repair and replacement in St. Augustine South generally runs $620 – $2,900 depending on whether we’re rebuilding an existing operator, replacing a control board, or swapping out the entire operator with a unit sized for your gate and duty cycle. We’ll spec the right operator, give you a written price, and schedule the work with a clear timeline. Call (903) 417-0793 to talk through what your gate needs.

Control Board Replacement and Reprogramming
Coastal humidity and salt air shorten the life of control boards on commercial operators. We replace failed boards with factory parts, reprogram limits and safety inputs, and re-run the full entrapment test so the operator complies with current safety requirements.
Slide Gate and Swing Gate Operator Rebuilds
If your commercial operator is straining, tripping, or losing its travel limits, we inspect the rack and pinion alignment, chain tension, hinge post footings, and operator pad condition. Often the right fix is resetting the mechanical line and replacing corroded splices, not replacing the entire operator.
Trusted Brands We Service in St. Augustine South
Our techs are factory-familiar with nine major gate opener brands, including Linear, Viking, Ghost Controls, and DoorKing, among others. That matters in St. Augustine South because every brand has different failure patterns under salt-air exposure, and we stock the replacement parts and sealed connectors this environment calls for on the service truck. We don’t swap components and cross our fingers; we repair to the manufacturer’s spec and then verify the gate’s safety reversal and entrapment protection before we leave. You’ll know the brand, the part, and the price before anything is installed.
Common Electric Gate Repair Problems We See in St. Augustine South Homes
- Control boards failing from salt-air corrosion: Boards that would run for years a few miles inland fail much faster near the Matanzas River. We replace them and seal the enclosure against future moisture intrusion.
- Footing shift from the high water table: Buried post footings and operator pads shift in St. Augustine South’s saturated soil, which throws gates out of alignment and loads the motor until it strains or trips. We repour footings below the water table when the gate has shifted enough to matter.
- Loop detector splices corroding at the break point: The splice where the loop wire connects to the operator is a weak point in coastal air. We replace and seal these splices, and we test the loop so the gate responds to cars and doesn’t false-trigger.
- Safety photocells and reversal sensors failing after coastal storms: Onshore wind and storm surge push standing water and debris into exposed sensors, which either drops the gate mid-cycle or makes the reversal test fail. We replace waterlogged sensors and re-verify the full reversal cycle.
Pricing for Electric Gate Repair in St. Augustine South, FL
Here’s what you can expect to pay in St. Augustine South, before any parts. A basic keypad or remote control repair runs $150 – $220. A safety sensor or loop detector replacement runs $180 – $340. A control board replacement runs $260 – $540. A full slide gate operator swap runs $850 – $1,800. A complete new gate installation with operator, posts, and safety edges starts around $2,400 and goes up based on gate size and the amount of concrete work required. If footings need to be repoured below the water table, that’s an additional line item we’ll show you in writing before we start.
The price we quote is the price you pay, and it’s always in writing before any work begins. Estimates are free. Call (903) 417-0793 and we’ll give you a real number, not a range stretched to fit.
We Also Serve Cities Near St. Augustine South
Beyond St. Augustine South, our electric gate repair services cover Jacksonville, Miami, Tampa, and Orlando. If your property is a short drive outside St. Augustine South, call us and we’ll route a tech to you with the same written pricing and 365-Day Done Right Promise.
Serving St. Augustine South, FL - Our Local Coverage Area
We’re based in the St. Augustine South 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 St. Augustine South
Yes. Gates in St. Augustine South need entrapment protection rated for coastal exposure and installed with sealed enclosures against salt air, and they should be tested more often because storm surge and standing water can foul photocells and reversal sensors. We verify the entrapment protection on every gate we repair in St. Augustine South, and we use coastal-rated sensor housings where the gate sits near the Matanzas River. Call (903) 417-0793 to schedule an inspection.
In St. Augustine South, the most common reason a gate keeps sagging is footing movement under the hinge post or operator pad caused by the shallow water table. If the footing was poured above the water table when the gate was installed, it will shift over time and the gate will drag regardless of hinge adjustments. The fix is to repour the footing below the water table, reset the gate to a true line, and then re-test the operator’s travel limits. We do this work regularly on homes along Shore Drive and the side streets east of US-1.
It could be, and in St. Augustine South it’s often salt-water intrusion into the keypad contacts or a corroded splice at the operator. We test the keypad circuit, the wiring run, and the operator inputs to find which part failed before quoting a repair. Most post-storm keypad failures in this neighborhood run $150 – $220 to fix. Call (903) 417-0793 and we’ll diagnose it on the spot.
A typical residential gate installation in St. Augustine South takes one to two days, but if the footing needs to be poured below the water table, concrete cure time may add a day or two before the gate can be hung and tested. We handle the entire job: excavation, footing, gate hang, operator mounting, safety edges, wiring, and reversal testing. We don’t promise same-day installation, but we do give you a firm written schedule and a written price before we start. Call (903) 417-0793 for a free measure and quote.
Yes. We service commercial slide and swing gate operators on HOAs, marinas, storage facilities, and small commercial properties throughout St. Augustine South. Our techs work on Linear, Viking, DoorKing, and Ghost Controls operators, among others, and we handle everything from control board replacement to full operator swaps. Commercial repairs in this area typically run $620 – $2,900 depending on scope. Call (903) 417-0793 to describe your gate and we’ll route a commercial tech to you.
Written by Nico Alvarez, Owner at Calder Gate Repair, serving St. Augustine South and surrounding communities as part of the Relay Home Co. family.





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