Smart locks
House lockouts
Re-keying
Deadbolt upgrades
Schlage
Kwikset
Car keys & fobsNon-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
You get a price before we start. It does not change when we arrive. No surprises.
Get your free estimateLocksmith in Prosper, TX
Rekey locks in Prosper, TX is the call our team handles most often, and for good reason. This town’s housing stock splits between brand-new construction in master-planned communities and older ranch-style homes along Preston Road and FM 1385, each with its own lock problems. Whether you just closed on a new build and want the builder’s master key disabled, or you bought a 1990s farmhouse where every exterior door has a different key, we’ll get you on one key system fast. Call (877) 626-0257 for a rekey quote before you unpack another box.
Why Prosper Homes Are Different
Prosper’s growth from a quiet farming town to a Dallas North Tollway exurb created two very different housing stocks in the same 75078 ZIP code. The newer side is master-planned subdivisions full of 2,500 to 5,000-plus square foot brick and stone veneer homes, most with builder-grade Kwikset or Schlage locksets, and a growing number with smart locks. The older side is ranch farmhouses on acreage where original 1980s and 1990s locksets have weathered decades of North Texas sun.
That climate matters. Summers over 100°F bake exterior locks until cylinders bind and grease hardens. Winter hard freezes make smart-lock keypads fail when batteries drain. We see a seasonal pattern in Prosper: keypad and seized-cylinder calls spike in July and January, while rekey calls stay steady all year because people are always moving in.
The distinctive issue in Prosper’s newest subdivisions is the construction master key. Builders often use one key across every home in a phase during construction. If you closed on a new home and never had the locks rekeyed, subcontractors, site managers, and anyone who worked your street may still hold a working key. We get called within weeks of move-in to rekey or reprogram smart locks so that old construction key is dead.
Styles & brands we work with







Our Main Prosper Services
Prosper homeowners and drivers call us most for two jobs: getting a new car key without a dealership detour, and getting back inside when a lockout happens. Both have their own dedicated pages with full pricing, turnaround times, and local detail.
Car Key Replacement in Prosper
Losing or breaking a car key out here is a different problem than in a dense city. Prosper is spread out, dealerships are a drive, and being without a vehicle isn’t an option when your nearest grocery run is miles away. We cut and program replacement keys for most makes and models, including transponder keys and push-to-start fobs, at your driveway or office. North Texas heat also kills key fob batteries faster than milder climates, so if your fob starts getting intermittent, we can test and replace the battery before you’re stranded. Learn more about Car Key Replacement in Prosper.
Emergency Locksmith in Prosper
A lockout in Prosper can happen anywhere: a hot driveway, a dark cul-de-sac in a new subdivision, or an acreage off FM 1385 where the nearest neighbor is a quarter mile away. We respond across the 75078 ZIP code for home lockouts, car lockouts, and urgent access needs. Our emergency service is built around the call that can’t wait, with straightforward dispatch and no surprise add-ons when we arrive. The full scope of what we handle and when to call is on the dedicated page: Emergency Locksmith in Prosper.
What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Rekey Locks in Prosper
Rekey locks in Prosper means changing the internal pins so old keys stop working and a new key takes over, without replacing the hardware. In a town with this much move-in traffic and this many new-construction homes still cycling through builder keys, it’s the single smartest security step you can take in your first week. Rekey Locks is our core service, and in Prosper we do it daily across new subdivisions and older farmhouse properties alike.
The two sub-jobs below cover most Prosper rekey calls.
Lock Rekey
Signs you need it
You just bought or moved into a home in Prosper and don’t know how many keys are floating around from previous owners, tenants, builders, or contractors.
What it costs in Prosper
A standard single-cylinder lock rekey in Prosper typically runs $20 – $40 per cylinder, with a service call fee usually folded into the job when you have multiple locks done at once.
How we do it
We disassemble the lock cylinder, swap the old pins for pins matched to a new key, reassemble, and test the lock through several cycles to confirm the old key is fully dead and the new key turns clean.
Rekey Door Lock
Signs you need it
You have different keys for your front door, back door, garage entry, and gate, and you’re tired of carrying a ring that jingles like a janitor’s.
What it costs in Prosper
Rekeying all exterior doors to a single key in Prosper generally runs $20 – $40 per cylinder, with most homes needing three to five cylinders done.
How we do it
We rekey each cylinder to the same new key so every exterior door, and often the gate and side door, all work from one key while the old keys stop working entirely.
What Rekey Locks Costs in Prosper
| Item | Typical range in Prosper |
|---|---|
| Rekey per cylinder | $20 – $40 |
| Keyed alike (multiple locks, one key) | $20 – $40 per cylinder |
| Additional keys cut | $5 – $10 per key |
Two things push rekey prices up in Prosper: high-security cylinders like Medeco or Mul-T-Lock (which need specialized pins and more time), and homes where the existing hardware is so worn from North Texas heat and dust that the cylinder needs replacing instead of rekeying. We’ll tell you which one you’re facing before we start, and the price we quote on the phone is the price on the invoice.
Can you rekey a smart lock in Prosper?
Yes. Most smart locks have a traditional key cylinder you can rekey like any standard lock, and we also reprogram user codes so previous owners, builders, and contractors lose digital access. We do this regularly in Prosper’s newer subdivisions.
How long does a rekey take in Prosper?
Most homes with three to five locks take 30 – 60 minutes on site. Larger properties with gates, outbuildings, or farmhouse hardware along the Preston Road corridor can take longer. Call (877) 626-0257 for a time estimate on your specific setup.
Brands We Service in Prosper
We’re certified across eight hardware brands spanning consumer to high-security tiers, and in Prosper we most often work on Medeco for homeowners upgrading to restricted-key systems, Yale and Baldwin for custom builds wanting better-looking hardware, and Mul-T-Lock for pick-resistant and bump-resistant cylinders. We stock common parts locally and can order restricted-key cylinders faster than a general handyman because these brands are our daily work. See our brands for the full roster.
Pricing for Locksmith in Prosper, TX
| Service | Typical range in Prosper |
|---|---|
| Rekey per cylinder | $20 – $40 |
| Keyed alike (multiple locks) | $20 – $40 per cylinder |
| Additional keys cut | $5 – $10 per key |
| Lockout service (home or car) | $60 – $120 |
| Car key replacement (basic, non-transponder) | $100 – $200 |
| Car key replacement (transponder, programmed) | $150 – $350 |
| Push-to-start fob replacement and programming | $200 – $500 |
| High-security cylinder installation (Medeco, Mul-T-Lock) | $150 – $300 per cylinder |
What pushes price up in Prosper: distance to acreage properties, high-security hardware, and smart-lock programming time. What doesn’t: surprise fees. We quote the full price on the phone before anyone is dispatched, and that’s the number on your invoice. No call-out surcharge added on arrival, no bait pricing.
Neighborhoods We Serve in Prosper
We work across the entire 75078 ZIP code and the surrounding acres, from the newest master-planned subdivisions to the farmhouse properties along the Tollway corridor. Response within Prosper proper is typically fast because most of our team stages from the north Dallas corridor, though acreage calls out Preston Road or FM 1385 naturally take a few minutes longer.
- Windsong Ranch
- Light Farms
- Frontier Estates
- Preston Lakes
- Star Trail
Service Area – Cities Near Prosper
If you’re just over the Prosper line, we also cover several nearby communities in Collin and Denton counties. The same team serves Frisco, TX to the south, Savannah, TX to the west, Celina, TX to the north, and Hackberry, TX just north of the 380 corridor.
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.
FAQs About Locksmith in Prosper
Our team stages along the north Dallas corridor, so most Prosper calls see arrival in 30 – 60 minutes depending on how far out you are. Acreage properties along Preston Road or FM 1385 may add a few minutes. Call (877) 626-0257 and we’ll give you a straight arrival window for your address.
Most Prosper HOAs don’t restrict interior lock changes or rekeys, but some gate and exterior hardware changes in master-planned communities may need approval if the hardware finish changes. Rekeying existing locks almost never needs HOA sign-off since nothing visible changes. We’re familiar with the major communities in 75078.
Yes. We regularly schedule rekeys for closing day in Prosper, and we coordinate with your timeline so the locks are ready when you walk in the door. Call (877) 626-0257 with your closing time and we’ll confirm a window that works.
If you need a locksmith in Prosper for a rekey, a lockout, a car key, or a security upgrade to Medeco or Mul-T-Lock hardware, call Stalwart Locksmith at (877) 626-0257. Free estimates over the phone, and the price we quote is the price you’ll pay.
What happens when you call
- 1A real person answersNo phone trees — talk to a local locksmith pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you — the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Prosper Customers Say
"Rekey was done properly. One of the keys he cut was slightly stiff in the back door and I had to call him to swap it, which he did without a fuss."
— Beatriz Rodriguez"Key snapped off in the deadbolt. He extracted it without damaging the cylinder, which I did not think was going to be possible."
— Steven Nguyen"Told me over the phone that what I needed was a five dollar part from the hardware store, not a locksmith. I called him back a month later for real work because of that."
— Megan Schaefer