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Wilshire Lock & Key

24/7 locksmith · Sierra Madre, CA

Lock Rekey in Sierra Madre, CA

Lock rekey in Sierra Madre means changing the inside of your existing locks so old keys stop working and a new key takes over, with no new hardware needed. Wilshire Lock & Key rekeys homes, rentals and small businesses here 24 hours a day, 7 days a week. Call (213) 577-1366.

  • Since 1987
  • Westwood storefront + mobile vans
  • A person answers, day or night
Lock cylinder, follower and pinning kit on a workbench during a rekey

What is lock rekeying, and is it right for your Sierra Madre home?

Rekeying is the lighter-cost way to take back control of who can open your doors. Every pin-tumbler lock has a set of small pins inside the cylinder. The cut of your key lifts those pins to exactly the right height so the cylinder can turn. When we rekey a lock, we pull the cylinder apart, swap the pins for a new combination, and cut a new key to match. The old key still slides into the lock, but it no longer turns it. Anyone holding a copy from the previous owner, a former tenant, a contractor or an ex-roommate is simply out of luck.

The lock itself stays on your door. The deadbolt, the knob, the finish and the look of the hardware all remain as they were. That matters in Sierra Madre, where a lot of homes are early-1900s cottages, Craftsman houses and mid-century places with hardware that suits the house. If the lock is sound and you like how it looks, rekeying is usually the right call. If the lock is worn out, broken or badly outdated, we will tell you honestly that rekeying would be money spent on a part that should be retired, and we will point you toward a replacement instead.

One more benefit people overlook: rekeying lets us put several doors on a single key. If you are tired of a ring with a front-door key, a back-door key, a side-gate key and a garage key, we can often set them all to match, as long as the locks are the same type and in good shape.

When should you rekey your locks?

Most rekey calls come from a moment when the number of people holding keys is no longer something you can account for. The common situations are below. Each one has the same underlying logic: you cannot know who has a copy, so you change the lock rather than trust that nobody does.

  • Rekey locks after moving in or after buying a house. The seller, the agent, the previous owner's relatives, a house cleaner and a handyman may all have had keys. Rekeying on or soon after closing resets that.
  • Rekey locks after a tenant moves out. Tenant turnover is the classic case. Even a tenant who returned every key may have copied one, and you have no way to check.
  • Rekey locks after losing keys. A lost ring with your address on it, or a stolen bag, is a reason to rekey the same day you notice, not after something goes wrong.
  • Rekey all house locks after a breakup, a falling-out with a roommate, or a worker you no longer want to have access.
  • Rekey door locks when you want fewer keys. Matching several locks to one key is a convenience, and it is one of the cleaner upgrades you can make for a modest effort.
  • Commercial rekey after an employee leaves, a manager changes, or a shop changes hands.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

How we rekey your locks, step by step

The work is straightforward and usually happens right at your door. A mobile van arrives with the pins, tools and key-cutting equipment needed, so you do not have to bring anything to the shop. This is how a typical visit goes.

  1. You call (213) 577-1366 and tell us what you have: how many doors, whether they are deadbolts, knobs or handlesets, and roughly how old they are. Photos help, and we will talk you through what to send.
  2. We arrive and look at each lock. We check that it turns smoothly, that the cylinder comes apart cleanly and that the latch lines up with the strike plate. A lock that is sticking or damaged is flagged before any work begins.
  3. We remove the cylinder, take out the old pins and rebuild it with a new pin combination. Brands differ in how they come apart, but the principle is the same.
  4. We cut new keys to fit the new combination and test each one in the lock several times, from both sides of the door.
  5. We confirm that the old key no longer operates the lock. This is the part that actually proves the job is done, so we do it every time.
  6. You get the new keys, we go over any extra copies you want, and we note anything on the door that needs attention, such as a loose strike plate or a worn latch.

How much does lock rekeying cost in Sierra Madre?

We do not publish flat numbers for rekeying because the real cost depends on the job in front of us, and a number that ignores your doors would only mislead you. What we can do is explain what moves the cost up or down so you can judge any quote you receive, ours included.

Rekeying is generally the more economical route compared with replacing locks, because you are paying for labor and a small amount of parts rather than new hardware. The factors below are what separate one job from another.

  • How many cylinders. A single deadbolt is a different job than every exterior lock in a house, though larger batches usually go faster per lock.
  • The type and brand of lock. Common residential brands come apart easily. Older, mortise or specialty hardware can take more time, and some high-security cylinders need particular tools.
  • The condition of the lock. A lock that rekeys cleanly is simple. One that is corroded, stiff or worn adds work, and sometimes the honest answer is replacement.
  • Number of new keys. Extra copies add a little for each key.
  • Your location and access. Sierra Madre is a good distance from our Westwood base, and narrow lanes or steep driveways can add handling time. Hillside properties are sometimes slower to reach on foot.
  • The hour. Calls late at night or on a holiday cost more than a scheduled daytime visit, because we are staffing the van at an odd hour. If your situation can wait for regular hours, say so when you call.
  • Whether it is part of a bigger job. If you also want a deadbolt added or a lock swapped, we can bundle the work, and that often reads more favorably than separate trips.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

Rekey or replace the lock?

Rekeying is not always the answer, and a locksmith who says it always is should make you wary. Rekey when the hardware works and you simply want different keys. Replace when the hardware is the problem.

Replacement makes more sense when the lock is visibly worn, when the key turns with effort, when the cylinder is damaged from a break-in attempt, or when the lock is a type that offers little real security. Many older Sierra Madre homes still carry legacy knobsets and basic deadbolts that were fine decades ago but are weak by today's standards. If that sounds like your front door, it is worth looking at lock replacement or a full change of locks rather than paying to rekey something you will want to upgrade soon anyway.

We will lay out both options in plain terms at the door. Often the decision is easy: rekey the good locks, replace the tired ones, and leave you with a set that all works from one key. You choose, and we do not push the larger job if the smaller one solves your problem.

Apartment, rental and commercial rekey

Rekeying is just as common outside single-family homes. For an apartment lock rekey, the building's setup matters: some units are keyed to a master system, and changing a cylinder can interfere with it. We check before touching anything and coordinate with whoever manages the property.

For rentals, tenant turnover is the routine trigger. Landlords who rekey between every tenant avoid having to guess about old copies, and it creates a clean record that a unit was reset on a given date. If you manage more than one door, our page on locksmith services for landlords covers how we work with turnover schedules and multiple units.

Commercial rekey and business lock rekey follow the same principle with different hardware. Shop doors, back entries and storage rooms often use heavier cylinders or commercial-grade locks, and the key control is tighter. If you run a business in town and want a former employee's key to stop working, or want to reorganize who holds which key, see our commercial locksmith services for the broader picture. A commercial rekey is often a good first step before deciding whether a larger access change is needed.

Lock rekey around Sierra Madre: canyon cottages, the village core and the hillside

Sierra Madre is a small foothill town in ZIP code 91024, and the housing here shapes the rekey work we do. Most doors belong to older single-family homes, with only a few small complexes near the village core. That means a lot of our rekey calls involve legacy hardware: older deadbolts, vintage knobsets and a mix of brands that have been swapped in over the decades.

In Sierra Madre Canyon, the typical job is rekeying an older cottage or cabin. These homes sit on narrow lanes, so reaching the door is part of the work. We plan the van's approach, sometimes parking a distance away and carrying tools in, and we ask you ahead of time about access so we are not surprised. If you have just bought a canyon cabin, rekeying is one of the first things worth doing, because previous owners of small, long-held places often handed out keys freely.

Around Downtown Sierra Madre near Kersting Court, you find a mix of homes and small storefronts. House lockouts happen here, and we cover those on our house lockout page, but rekey requests are quieter and more deliberate: someone moves into a rental, a business changes hands, or a key goes missing. Along the Baldwin Avenue and Sierra Madre Boulevard corridors, the calls are a similar mix of homes, small multi-unit buildings and shop doors.

On the north hillside below Bailey Canyon, and on properties off Baldwin Avenue, the extra detail is exposure. The town sits directly below the San Gabriels, with strong Santa Ana winds, hot dry summers and heavy runoff in wet winters. Sun and wind dry and crack wood doors, and a door that has shifted can make a lock bind. Rekeying will not cure a warped door, but while we are there we look at how the latch meets the strike. If a cylinder is hard to turn because the door has moved, we will say so rather than blame the lock. Side-door and gate locks on hillside lots often take the most weather, and they are worth a look when you rekey the main entry. Homes near Hastings Ranch in Pasadena and near Arcadia Highlands are also within our reach.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

Why call Wilshire Lock & Key for a rekey

We have been in business since 1987, with a storefront at 10740 Wilshire Blvd in Westwood and mobile service vans that cover 140 cities across Los Angeles and Ventura counties. Sierra Madre is about 27 miles from our base, and we do not pretend otherwise. We would rather tell you honestly about the distance than hand you a promise we cannot keep.

When you call (213) 577-1366, you reach us, not a national call center that sells your job to the nearest contractor. That means the person who sends a technician is the same company that employs them, with no dispatch middlemen between you and the work. David, the owner and lead technician, oversees how the work is done and what we recommend.

Phones are answered 24 hours a day, 7 days a week, year-round. A rekey can wait for a scheduled visit, but if you have lost keys at midnight and need a door secured, call anyway. If you are locked out as well, that is an emergency call, and we can handle both on the same visit when the situation calls for it. If you only need copies of your new keys, our key duplication service covers that.

What to ask any locksmith before they start

California requires locksmith companies to hold a license from the Bureau of Security and Investigative Services (BSIS), known as an LCO license. You should ask any locksmith you are considering to show you theirs, and verify it with the state. It is a reasonable question and a reputable company will not mind it.

Beyond the license, ask whether the quote covers all the locks you want done, whether it includes the new keys, and whether there is a separate charge for travel or after-hours work. Ask what happens if a lock turns out not to be rekeyable. A locksmith who answers plainly before the work begins is one who will be straightforward when it is finished.

Frequently asked questions

What is the difference between rekeying and changing locks?

Rekeying changes the inside of the existing lock so a new key works and old keys do not. Changing locks means removing the hardware and installing new locks. Rekeying is usually the more economical route if your locks are in good shape. If they are worn or weak, a change makes more sense.

Should I rekey my locks after buying a house in Sierra Madre?

Yes, it is one of the first things we recommend. You have no way of knowing how many keys the previous owner, agents, relatives or workers still hold. Rekeying all the exterior locks gives you a clean starting point, and it is far simpler than worrying about it later.

Can all my doors be rekeyed to one key?

Often yes, as long as the locks are compatible types and in working condition. We can set several exterior doors, a side gate and sometimes a garage entry to the same key. Some mismatched or older locks cannot be matched, and we will tell you which ones when we see them.

Will my old key still work after a rekey?

No. The old key may still slide into the lock, but it will not turn it. We test this at the door before we leave, so you can see that the previous key has been shut out.

Can you rekey the old hardware on my Craftsman or cottage doors?

Frequently, yes. Many older locks, including some mortise types, can be rekeyed. Others are too worn or no longer have parts available, and replacement is the better path. We check each lock on site and confirm what is possible before starting.

I lost my keys and I am locked out. Can you handle both?

Yes. We can get you inside and rekey the locks on the same visit, so the lost keys stop working. If getting in is the first problem, see our house lockout page. We can then rekey immediately so the missing set is no longer useful to anyone.

Do you rekey locks for landlords between tenants?

Yes. Rekeying at tenant turnover is one of our most common jobs. Tell us how many units and doors are involved, and we can plan around your schedule. Property managers with several units can arrange repeat visits.

Can you rekey my business locks in Sierra Madre?

Yes. We handle commercial rekey and business lock rekey for shop doors, back entries and storage rooms. If your building uses a master-keyed system, tell us at the start so we do not disturb how it is set up.

How do I know a locksmith is legitimate?

Ask for their California BSIS LCO license number and check it with the state. Ask for a clear description of what the work includes before it starts, and be cautious of anyone who will not explain their charges. Call (213) 577-1366 and we will happily go through how we work.

More locksmith help in Sierra Madre

Lock Rekey near Sierra Madre

Reviewed by David, Owner & Lead Technician, Wilshire Lock & Key — in the locksmith trade since 1987.

Last updated 2026-10-11.

Ready for lock rekey in Sierra Madre?

We answer around the clock, every day of the year.

Call (213) 577-1366
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