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 estimateFast, Reliable Car Key Replacement Across Sienna Plantation
If you’ve lost your car key or snapped one off in a lock somewhere around Sienna Plantation, you need a locksmith who knows the streets here, not a dispatcher three states away. A replacement car key for most vehicles in this part of Fort Bend County runs $180 to $420, and we can usually have you back in your car the same day you call. Knight Locksmiths has been handling key emergencies across the 77545 ZIP code long enough to know that Sienna’s villages all flow off Sienna Parkway and that getting to Sawmill Lake or Bees Creek doesn’t take long when you already know the roads.
Our Car Key Replacement team carries mobile programming equipment that handles most makes on-site, so you rarely need a tow to the dealership. Call (833) 589-8049 and we’ll give you a firm price before we send anyone out. You deserve to know the number before the van rolls.
Why Knight Locksmiths Is Sienna Plantation’s Preferred Car Key Replacement Company
Much of our work in Sienna Plantation comes from neighbors who found us on the recommendation of someone two streets over. That’s the nature of a master-planned community: word travels fast, and a locksmith who does clean work on a builder-grade Kwikset deadbolt Monday will hear about three more jobs by Thursday. We’ve handled key replacements and rekeys in every village here, from Sienna Village down through Sienna Point and over toward the Sawmill Lake sections.
Glen Pickett, who leads our shop, trained on eight major lock brands, including the high-security lines Medeco, Mul-T-Lock, and Abloy. That depth matters when a Sienna Plantation homeowner wants more than a basic duplicate and asks us whether their lock can actually be rekeyed to something more restrictive than the builder standard. Usually the answer is yes and we can do it that day.
When someone in Sienna Plantation calls us about a lost car key or a snapped home key, they’re often already standing in a driveway and frustrated. We keep our response to this area tight and our pricing upfront. You call, you get a number, we show up.
Styles & brands we work with







Our Car Key Replacement Services in Sienna Plantation
Car key replacement is a broader job than most people expect. It can mean cutting a new mechanical key, programming a transponder chip, or replacing a full proximity fob and pairing it to your vehicle’s immobilizer. We carry the programming gear in our mobile units, so most of this happens right in your Sienna Plantation driveway.
Lost Car Key Replacement
No spare, no problem. We can generate a new key from the VIN, cut it, and program the transponder or chip so it starts the engine. For Sienna Plantation residents, this usually means we meet you at home and get it handled without a tow. The exact price depends on the vehicle: a basic key for an older truck runs less, while a late-model push-to-start fob with proximity requires more steps and more cost.

Broken Key Extraction
The Gulf Coast humidity in this part of Fort Bend County is hard on lock cylinders. Keys weaken over time, and a little extra torque on a morning when the humidity is sitting high can snap the blade off in the ignition or door cylinder. We extract the broken piece without butchering the lock, then cut a fresh key from the code or the remaining blade.

Transponder Key Programming
Most cars built after the early 2000s won’t start without a properly programmed transponder. In Sienna Plantation, where driveways run long and families juggle multiple vehicles, getting a spare transponder key made before you’re down to your last one is the cheap version of insurance. We program most major makes in the driveway.

Key Fob Replacement & Programming
Proximity fobs, flip keys, and smart keys fail for the same reasons mechanical keys do, plus battery failure and water intrusion. We source replacement fobs and handle programming on-site. Bring us your good key if you still have one; we’ll clone it or the system will match the new fob so you’re one key again.

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.
Trusted Brands We Service in Sienna Plantation
Knight Locksmiths works across the security spectrum, from your standard Schlage and Kwikset deadbolts found on thousands of Sienna Plantation front doors to high-security systems from Medeco and Abloy. That range matters when you’re looking at an HOA requirement, a builder-standard lock that gave out, or an upgrade to something genuinely restrictive. We keep common residential hardware parts on the van so a rekey or cylinder replacement doesn’t have to wait on a parts run across town.
Common Car Key Replacement Problems We See in Sienna Plantation Homes
When you live in a community built largely between the 1990s and 2010s, certain failures repeat themselves. Here’s what rolls through our dispatch most often in Sienna Plantation:
- Builder grade deadbolts with seized cylinders. The original Kwikset and Schlage locksets installed by the builders in Sienna’s villages were built to a price, not to Gulf Coast humidity. We pull corroded cylinders out of these locks every week.
- Snapped keys after a storm. Spring storms and summer heat cycles warp and bind locks. When the key won’t turn and you apply a little more force, a 15-year-old key blank can fail. Then the broken blade is in the cylinder and you’re outside.
- Shared builder master keys. It’s not paranoid to wonder. Builders working Sienna Plantation’s streets by the dozen often keyed entire sections alike, or with master keys. Neighbors do occasionally discover they share the same key. We rekey whole blocks.
- Mismatched hardware after a lock-out. If someone replaced only one lock after a previous emergency, you can end up with a Schlage on the front and a Kwikset on the back. That’s two keys to carry, and rekeying one changes nothing. We fix that.
Pricing for Car Key Replacement in Sienna Plantation, TX
Car key replacement in Sienna Plantation typically runs $180 to $420, and the spread comes down to what kind of key your vehicle needs. A basic mechanical key for a mid-2000s truck might run $180 to $250. A transponder key with a chip is more like $220 to $330. And a full smart key or push-to-start fob, which needs programming and sometimes a proximity sync, is often $280 to $420.
We quote the entire job on the phone before we dispatch anyone to Sienna Plantation. The number we give you is the number on the invoice. There’s no separate call-out charge added when the tech arrives. You’ll know the price before the van leaves the shop.
For an exact quote on your vehicle, call (833) 589-8049. Estimates are free.
We Also Serve Cities Near Sienna Plantation
Knight Locksmiths works throughout the Sienna Plantation area and the surrounding Fort Bend and Brazoria County communities. If you’re in Sienna Plantation, we’re nearby. We also handle car key replacement and full locksmith work for customers in Arcola, Fresno, Missouri City, and Rosharon. The same honest phone pricing and the same mobile equipment, no matter which of those towns you’re calling from.
Serving Sienna Plantation, TX — Our Local Coverage Area
We’re based in the Sienna Plantation 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 – Car Key Replacement in Sienna Plantation
Yes, we can extract the broken blade from the ignition cylinder and cut a new key right in your Sienna Plantation driveway. We carry extraction tools and key-cutting equipment in the mobile unit, so you don’t need to tow the car anywhere. Call (833) 589-8049 and we’ll give you a firm price before we come out.
It is more common here than in most places, because so many homes in Sienna Plantation were built by the same handful of builders, in the same villages, from the same standard parts. Some entire sections got keyed alike from the start. We can rekey just your locks or, if you and a few neighbors want to fix it together, we often handle whole-street rekeys in one afternoon. Call us for a per-lock price.
Most of the time you can rekey the existing lock, especially if the housing is still sound and the only problem is a stiff or compromised cylinder. We’ll inspect what the storm actually did. If the lock is too corroded to rekey cleanly, we’ll replace the cylinder only, not your entire door hardware set, and we’ll match the finish so the HOA doesn’t flag it. The full price is quoted before we send a tech to Sienna Plantation.
Only as a last resort. We carry non-destructive entry tools and usually get a seized or broken lock open without drilling, especially on the typical hardware found in Sienna Plantation homes. If drilling turns out to be the only option, we’ll quote that before we do it. The phone estimate is the price, and there’s no surprise charge added when we arrive.
Yes, and we do this all the time. If you have a newer home in one of Sienna Plantation’s newer villages, you might already be on a keypad or a smart lock. We can rekey any standard Schlage or Kwikset cylinder to match an existing key, or set you up on one new key across the house. For the car, we’ll cut and program a key that works with your existing ignition and doors. Call (833) 589-8049 for a free estimate on your exact setup.
We know Sienna Plantation’s streets, its locks, and why they fail. When you need a key made, a lock opened, or a whole house rekeyed, call Knight Locksmiths at (833) 589-8049. You’ll get a straight price, a tech who knows the neighborhood, and the job done right.
Written by Glen Pickett, Owner at Knight Locksmiths, serving Sienna Plantation and the surrounding Fort Bend County area.