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Get your free estimateMedeco Locksmith in Prosper, TX | Stalwart Locksmith
We provide independent Medeco locksmith service across Prosper, TX, from rekeying a single deadbolt to building out a master key system for a whole property. We also offer Medeco repair in Frisco for customers just north of our main service area. What sets our Medeco work apart here is the town itself: Prosper’s building boom means we routinely find brand-new Medeco hardware still turning on a builder’s construction key, sometimes weeks after closing. Call (877) 626-0257 and we’ll get your cylinders re-pinned and your keys under your control.

Our shop handles Medeco deadbolts, restricted-key cylinders, and commercial hardware daily. We stock Medeco cylinders and restricted-key blanks, pin cylinders in-house, and service everything from a Maxum deadbolt on a front door to KeyMark cylinders on a gate. We’re an independent provider, not manufacturer-affiliated, which means our loyalty sits with the homeowner and the property manager, not a corporate line. If you’re anywhere in 75078, we’re the Medeco crew that knows Prosper’s doors.
Why Prosper Residents Choose Us for Medeco Service
Medeco isn’t a brand you hand to just anyone with a pin kit. The cylinders run tighter tolerances than standard Kwikset or Schlage hardware, and the restricted keyways mean every key decision matters. That’s where we come in. Russ Thibodeau, our owner, learned the trade through the vocational program at Tarrant County College and has spent years on residential and commercial lock work across North Texas. He brings that same steady hand to every Medeco job in Prosper, whether it’s a Maxum deadbolt on a new brick-veneer home or a weathered cylinder on an older ranch door. When our schedule allows, we also take Medeco repair in Celina calls from homeowners east of Prosper.
We use genuine Medeco OEM cylinders, pins, and restricted-key blanks. Not aftermarket substitutes. Medeco’s hardened rotating pins and key-control system depend on factory-tolerance parts; swapping in generic internals defeats the security you paid for. We rekey and re-pin Medeco cylinders in-house, and we only recommend replacement when the body, pins, or keyway are actually damaged. For Prosper homeowners, that means faster turnaround and a lock that performs the way Medeco designed it to.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Prosper
- Summer heat binding and seized pins. North Texas summers regularly push past 100°F, and those temperatures do a number on Medeco’s hardened rotating pins and springs. A cylinder that turned smoothly in April can refuse the key by August. We disassemble, clean, and re-lubricate the cylinder with the right lubricant for high-security internals, then re-pin if wear has set in.
- Construction dust and grit in new 75078 builds. Prosper’s new subdivisions produce fine construction dust that finds its way into exterior Medeco deadbolts. The grit accelerates wear on the pin tumblers, and the key starts catching long before the cylinder fails outright. We see it constantly in homes built within the last year or two.
- Restricted keys and resale verification. When a Prosper home changes hands, the previous owner doesn’t always surrender the Medeco key-control card. Without it, no locksmith can cut a restricted key, full stop. We walk buyers through the ownership verification process so they get keys without compromising the system’s security.
- Bolt misalignment on older doors. Along Preston Road and FM 1385, original ranch and farmstead doors have spent decades under North Texas sun. Door slabs warp, and the Medeco bolt no longer lines up with the strike. The cylinder turns, but the bolt won’t seat. We realign the strike, adjust the door, and often save the owner from replacing hardware that’s still mechanically fine.
- Builder master keys still active after closing. This one’s specific to Prosper’s growth. Many of the newest homes in 75078 were keyed under a single construction master during the build, and the builder’s key still turns the brand-new Medeco deadbolt weeks after move-in. We re-pin those cylinders to a fresh restricted keyway and issue the owner their own key-control card.
Medeco Service in Prosper: What Local Conditions Mean for Your Equipment
Prosper’s explosive growth from a small farming town to a booming Dallas North Tollway exurb means locksmiths here work two distinct markets at once. The same pattern shows up in our Hackberry Medeco service calls, where newer development meets older ranch properties. On one side, you’ve got brand-new high-end custom homes and master-planned communities where builders often install smart locks and builder-grade hardware that need first-year service. On the other, you’ve got the older ranch farmhouses on large lots along Preston Road and FM 1385, where original 1980s and 90s locksets have weathered decades of North Texas sun and still need rekeying or replacement.
For Medeco owners specifically, this split creates a service pattern you won’t find in a neighboring city. In Prosper’s newest subdivisions, Medeco and builder hardware is frequently keyed under a single builder master key during construction. New owners want that construction key disabled immediately, and that means a locksmith who can re-pin a Medeco restricted cylinder on day one of ownership. On a new build off FM 1385 in 75078, the owner called because their builder-grade deadbolt had been swapped for a Medeco Maxum but the original construction key still turned it. The cylinder had never been re-pinned after closing. We pulled the Medeco cylinder, re-pinned it to a fresh restricted keyway, issued the owner a new key-control card, and rechecked the strike so the bolt seated cleanly on the new door slab. That’s the Prosper Medeco job in one call: new hardware, old keying, resolved before it becomes a security problem.
Medeco Models & Products We Service in Prosper
We service the full Medeco lineup you’re likely to find on Prosper doors. That includes the Medeco Maxum deadbolt, the residential high-security standard; Medeco deadbolts with M3 or Medeco³ keyways, which carry the restricted-key protection; Medeco Maxum 11WC60 commercial-grade mortise and cylindrical cylinders; and Medeco KeyMark restricted commercial cylinders on storefront and gate hardware.
Our parts approach is simple: OEM only. Medeco’s key-control and hardened-pin design depend on factory-tolerance cylinders, pins, and blanks. We stock what’s needed for fast Prosper turnaround, so a rekey or re-pin doesn’t sit waiting on a parts order. If your Medeco cylinder is worn or mis-keyed, we rekey or re-pin it. If the body, pins, or keyway are actually damaged, we’ll tell you straight and recommend replacement.
Medeco Service Pricing in Prosper
Medeco work runs higher than standard lock service because the parts cost more and the labor requires real familiarity with restricted keyways. A typical Medeco rekey or re-pin in Prosper lands in the $45 to $95 range per cylinder, depending on whether it’s a single-family deadbolt or part of a larger master key system. Full Medeco Maxum deadbolt supply and install generally runs $180 to $340. Restricted key duplication, once ownership is verified, usually falls between $15 and $35 per key.
What drives cost is whether we’re rekeying to a new restricted keyway, issuing a fresh key-control card, or building out a master key system across multiple doors. Every estimate is free, and the full price is quoted on the phone before anyone is dispatched. The price on the invoice is the price you agreed to. Call (877) 626-0257 for an exact quote on your Medeco work in Prosper.
Serving Prosper, TX — Our Local Coverage Area
We’re based in the Prosper area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help. We also dispatch for Medeco service in Savannah when our technicians are running that direction.
FAQs – Medeco Locksmith in Prosper
Yes, and you should do it immediately. Builders in Prosper’s newer subdivisions often key every home under a single construction master key during the build, and that key doesn’t disappear at closing. We re-pin the Medeco cylinder to a fresh restricted keyway and issue you your own key-control card, so the only keys that work are the ones in your hand. Call (877) 626-0257 and we’ll schedule the rekey before your first week in the house is over.
Only after ownership is verified. Medeco’s restricted key system means no locksmith can cut a key without the key-control card or proper ownership documentation. If you’re the registered owner, we’ll verify and cut keys the same day. If you just bought a Prosper home and the previous owner never surrendered the card, we’ll walk you through the verification process so you’re not locked out of your own restricted system.
North Texas summers above 100°F cause the hardened rotating pins and springs inside Medeco cylinders to expand and bind. A cylinder that worked in spring can refuse the key by August. We disassemble and clean the cylinder, re-lubricate with the correct high-security lubricant, and re-pin if wear has already set in. If your Medeco key is catching, call (877) 626-0257 before it stops turning entirely.
In Prosper, this is almost always a door alignment issue, not a cylinder failure. On older ranch and farmstead doors along Preston Road and FM 1385, decades of sun and slab warp have shifted the door so the Medeco bolt no longer seats in the strike. We realign the strike plate and adjust the door so the bolt throws cleanly. The cylinder itself is usually fine, which means you probably don’t need new hardware.
Yes, and Medeco is one of the best platforms for it. We build master key systems on Medeco restricted keyways, so you get one key that opens everything while each door keeps its own change key. It’s common for Prosper property owners with a house plus a detached garage or shop to want exactly this setup. Call (877) 626-0257 and we’ll map out your system and quote it flat.
Service Areas Near Prosper
Our Medeco work covers Prosper and the surrounding North Texas communities. We regularly serve Arlington, Pantego, Dalworthington Gardens, Grand Prairie, Hurst, and Euless. If you’re in a neighborhood just outside 75078 and need Medeco service, call us; chances are we’re already working nearby. You can also see our dedicated pages for Medeco service in Lucas and Medeco service in Rockwall. For the full picture, visit our Prosper service area page.
Book Your Medeco Service in Prosper Today
If your Medeco lock is sticking, your builder key still turns, or you want a master key system across your property, call Stalwart Locksmith at (877) 626-0257. We’ll quote your Medeco work on the phone and get it done right. We handle Medeco sales & service across Prosper and the surrounding area.
Written by Russ Thibodeau, Owner at Stalwart Locksmith, serving Prosper and North Texas.