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Get your free estimateMedeco Locksmith in Saint Augustine South, FL | Kingsley Locksmith
We provide independent Medeco locksmith service across Saint Augustine South, handling everything from sticky Biaxial deadbolts to full restricted-key rekeys. Most of our Medeco calls here come from the US-1 corridor’s seasonal rental conversions, where a cylinder has survived a dozen tenant turnovers and finally quit taking a key. We rebuild with genuine pins and springs, not aftermarket parts. Call (855) 360-5957 for a free estimate on any Medeco repair or rekey in Saint Augustine South.
Medeco locks are a different animal from the builder-grade Kwikset or Schlage hardware most Saint Augustine South homes started with. The rotating-pin tumbler system is why these cylinders resist bumping and picking, and it’s also why they don’t respond well to the kind of quick-fix rekey you’d get at a hardware store counter. Our techs learned Medeco’s mechanics before we ever touched a generic cylinder, so when something’s dragging, seized, or misaligned, we know whether to rebuild or replace. We’re an independent shop, not authorized or sponsored by Medeco, and we’ll tell you straight when a cylinder is worth saving.
If you’re in Saint Augustine South and your Medeco deadbolt won’t throw, or you need a restricted key duplicated and can’t find anyone who’ll do it, call (855) 360-5957. We work across Saint Augustine South service area and keep the tools and genuine parts on the truck to handle most jobs same-day.
Why Saint Augustine South Residents Choose Us for Medeco Service
Medeco cylinders don’t forgive shortcuts. You can’t drop a Kwikset pin kit into a Biaxial and call it done; the rotating pins need the right pins, the right springs, and the right key blank with the proper restricted keyway. That’s the kind of work we do on a regular basis. Owner Randall Cofer grew up in St. Johns County and learned the mechanical side of the trade through the Applied Technology program at First Coast Technical College in St. Augustine, then spent years working on everything from residential deadbolts to commercial access systems before founding Kingsley Locksmith. When a Medeco cylinder comes across our bench in Saint Augustine South, it gets serviced by someone who understands what makes it resist attack in the first place.
We keep genuine Medeco pins, springs, cylinders, and key blanks stocked for this market. That means when a Saint Augustine South customer calls with a seized Maxum or a Biaxial that won’t accept a key after a humid summer, we’re not waiting on a parts order. We show up, diagnose, and in most cases rebuild the cylinder on-site. The right lock, installed correctly, is the end of the conversation.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Saint Augustine South
These are the calls we get most often from Saint Augustine South homeowners and rental property managers:
- Seized or dragging rotating-pin cylinders. Saint Augustine South sits in subtropical coastal Florida, and the combination of humidity and salt-laden air works its way into exterior Medeco cylinders. Pins and springs gum up, key insertion gets stiff, and eventually the key won’t turn at all. We disassemble, clean, re-pin with genuine Medeco parts, and re-lubricate for the climate.
- Restricted key duplication when the key card is gone. Medeco restricted keys can’t be copied at a hardware store, and if the original key card is lost, a controlled rekey is the only legitimate path. That happens more often than you’d think on rental turnover properties along US-1, where paperwork gets lost between tenants. We walk owners through documenting the keyway and getting a new set cut properly.
- Deadbolt misalignment from door shift. Mid-century and 1970s-80s ranch homes in Saint Augustine South have wood entry doors that swell and shift in Florida humidity. When a Medeco retrofit cylinder was installed on a builder-era surface-mounted deadbolt, the shifting door can make the bolt drag against the strike, which wears the tailpiece and makes the thumbturn feel sloppy. We realign, re-pin, and adjust the strike so the lock throws clean.
- Corroded escutcheons and finishes. Exterior Medeco hardware along the US-1 corridor takes a beating from salt air. Escutcheons pit, screws seize, and strike plates corrode. We replace worn hardware with genuine Medeco or properly compatible parts while preserving the cylinder.
- Worn keys that stop working smoothly. Medeco keys have side cuts and angled cuts that wear differently than standard keys. After years of daily use, a worn key can stop operating the cylinder even though the cylinder itself is fine. We cut a fresh key from the original pattern before the cylinder gets blamed unfairly.
Medeco Service in Saint Augustine South: What Local Conditions Mean for Your Equipment
Saint Augustine South is a post-war-to-1970s suburban pocket just south of the historic city, and the locksmith work here looks nothing like what you’d find downtown. For urgent needs, we also offer our Emergency Locksmith in Saint Augustine South. In the historic district, you’re dealing with iron gates and antique mortise locks on owner-occupied properties. In Saint Augustine South, the reality is aging single-family ranch homes still carrying original builder-grade cylindrical locksets, plus a steady stream of snowbird and vacation-rental turnover along the US-1 corridor. Medeco owners in this area tend to fall into two groups: full-time residents who upgraded their entry security and seasonal rental owners who installed a high-security deadbolt to manage access between tenants. Both groups hit the same wall eventually. The coastal humidity takes its toll on exterior cylinders, and the rental cycle means a Medeco that gets rekeyed a dozen times eventually develops issues a one-owner lock wouldn’t see for years. We routinely find the same Medeco cylinder on a rental door that’s been rekeyed for a dozen tenant turnovers and finally won’t accept a key. That’s a turnover pattern you don’t hit in downtown’s owner-occupied historic blocks.
We were called to a ranch home off US-1 in 32086 where the owner had just taken back a seasonal rental and the Medeco Biaxial deadbolt on the front door wouldn’t take the key. The pins were gummed from a humid summer and salt air, and the wood jamb had shifted enough that the bolt dragged. We pulled the cylinder, cleaned and re-pinned it with genuine Medeco parts, duplicated a fresh restricted key, and adjusted the strike so the thumbturn throws clean. The owner kept the high-security cylinder instead of downgrading to builder-grade hardware. That’s the right call, and it’s a call we’d make again every time.
Medeco Models & Products We Service in Saint Augustine South
We work on the full Medeco lineup you’re likely to find in Saint Augustine South homes. That includes the Medeco Biaxial, standard and high-security cylinders and deadbolts, the Maxum deadbolt line, the M3 and M3+ high-security cylinder systems, and the older Original pin-tumbler cylinders still hanging on doors from the 1970s and 80s. Our approach is simple: genuine Medeco pins, springs, cylinders, and keys every time. Aftermarket pins in a Medeco cylinder defeat the point of owning one, because they compromise the restricted keyway and the pick resistance you paid for. We stock the common Medeco parts for fast turnaround in Saint Augustine South, so most repairs and rekeys happen on the first visit. When a cylinder body is cracked or a restricted keyway can’t be documented, we say so and quote a replacement honestly. When it’s sound, we rebuild and rekey it. We’d rather see a good cylinder stay in service.
For broader Medeco questions or help outside this immediate area, see our Medeco sales & service page.
Medeco Service Pricing in Saint Augustine South
Medeco service is not hardware-store pricing, and for good reason. The parts are more expensive, the labor is more specialized, and you’re paying for someone who knows how the rotating-pin system works, not someone who’s learning on your front door. A standard Medeco deadbolt rekey or cylinder rebuild in Saint Augustine South typically runs $150 to $300 depending on the model, cylinder condition, and how many keys you need cut. Replacing a complete Medeco Maxum or M3 deadbolt assembly with installation usually runs $250 to $450. If you need a full controlled rekey because a restricted key card is lost, expect to pay on the higher end, as it means re-pinning and new restricted keys.
- Medeco cylinder rebuild or rekey: roughly $150 to $300
- Full Medeco Maxum or M3 deadbolt replacement installed: roughly $250 to $450
- Controlled rekey with lost key card documentation: roughly $200 to $400
- Strike adjustment or tailpiece repair: roughly $60 to $120
We quote the full price on the phone before anyone is dispatched, and that’s the price on the invoice. No call-out surcharge added on arrival. Call (855) 360-5957 for a free estimate on your specific Medeco situation in Saint Augustine South.
Serving Saint Augustine South, FL — Our Local Coverage Area
We’re based in the Saint 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 – Medeco Locksmith in Saint Augustine South
Yes, we service Medeco cylinders installed in sliding-glass and patio door locksets, and we also provide Car Key Replacement in Saint Augustine South. Many Saint Augustine South ranch homes have sliding-glass doors with Medeco retrofit cylinders, and the salt air here is hard on them. We rebuild, rekey, and replace these cylinders on site. The door’s latch and track are a separate issue, but we’ll tell you if alignment is the real reason the lock feels rough. Call (855) 360-5957 and we’ll diagnose it over the phone.
No, we’re an independent locksmith shop. We are not authorized, sponsored, or warrantied by Medeco. What we are is experienced with Medeco’s rotating-pin systems, and we use genuine Medeco pins, springs, cylinders, and keys because that’s what keeps the restricted keyway and pick resistance working. We’ll tell you honestly when a Medeco cylinder is worth rebuilding and when it isn’t.
Genuine Medeco parts, always. Aftermarket pins in a Medeco cylinder defeat the security features you paid for. We stock common Medeco pins, springs, cylinders, and key blanks for fast service in Saint Augustine South, so a rebuild or rekey usually happens on the first trip.
Most cylinder rebuilds and rekeys take 45 minutes to an hour on site. If we need to order a specific restricted keyway blank or a less common part, it’s usually one to three days. We tell you up front before we start, so there’s no surprise timeline. Give us a call at (855) 360-5957 and we’ll give you an honest time estimate for your specific lock.
In Saint Augustine South, a Medeco rekey or cylinder rebuild typically runs $150 to $300, and a full deadbolt replacement installed runs $250 to $450. The variables are the model, cylinder condition, and how many keys you need. We quote the full price over the phone before dispatch, and that’s the invoice price. Call (855) 360-5957 for a free estimate.
Service Areas Near Saint Augustine South
We handle Medeco work across Saint Augustine South and the surrounding communities. If you’re in St. Johns, Fruit Cove, Green Cove Springs, Fleming Island, Orange Park, or Palm Valley, we can schedule Medeco service just as easily. See our Medeco service in Saint Augustine Beach and Medeco service in Saint Augustine Shores pages for coverage details in those areas.
Book Your Medeco Service in Saint Augustine South Today
If you need Medeco service in Saint Augustine South, call (855) 360-5957 now. We’ll quote the job on the phone, tell you what to expect, and handle it same-day in most cases. Randall Cofer and the Kingsley Locksmith team know Medeco’s systems, and we show up prepared.
Written by Randall Cofer, Owner at Kingsley Locksmith, serving Saint Augustine South and St. Johns County.