What does lock installation in Willowbrook actually involve?
Lock installation means fitting a lock where there isn't one, or fitting a different kind of lock than the door was prepared for. A new door that has never been drilled, a back door where the old hardware was pried out, a screen door that only ever had a latch, an office door that needs a key for the first time: those are installation jobs. Swapping one lock for a similar one is closer to lock replacement, and we handle it a bit differently.
Done properly, door lock installation is mostly measuring and preparation. The lock is the small part. What matters is the door: its thickness, its material, how far the hole sits from the edge, and whether the frame is solid enough to hold a bolt when somebody leans on it. We have worked this way since 1987, and the failures we see most are not bad locks. They are good locks fitted into sloppy holes or screwed into thin jamb wood.
This page covers installation for homes, apartments, offices and storefronts in Willowbrook, CA. Our storefront is at 10740 Wilshire Blvd in Westwood, roughly 18 miles away, and our mobile vans come to you. The phone at (213) 577-1366 is answered 24 hours a day, every day of the year.
Do you need new lock installation, or a different fix?
People often ask for a new lock when what they really want is to stop an old key from working. If the hardware is sound and the worry is who holds a copy, rekeying changes the inside of the existing lock and is usually the more economical route. If the hardware is worn, loose or damaged, replacement or repair makes more sense. We will tell you which one fits before any drilling starts, even when that means a smaller job for us.
A true new lock installation is the right call in situations like these:
- The door has no lock at all, or only a latch, a hook-and-eye or a barrel bolt.
- You are adding a second lock, such as a deadbolt above the handle. Our deadbolt installation page goes deeper on that one.
- You are changing the type of lock: knob to lever, cylindrical to mortise, or keyed to keypad. For electronic options, see smart lock installation.
- A new or replacement door has just been hung and still needs boring for hardware.
- The existing holes are damaged, oversized or wrong for the lock you want.
- A lock needs to be added to an interior door, a storage room or a security screen door.
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We answer around the clock, every day of the year.
Call (213) 577-1366How does a lock installation go, step by step?
The process is the same whether the door is a wood front door, a steel back door or an aluminum storefront. Only the tools and fasteners change.
- You call (213) 577-1366 and describe the door: front, back, screen, glass storefront or interior. Tell us what is on it now and what you want. A photo of the door edge and frame helps a lot.
- A technician comes to the door in a mobile van carrying hardware and boring tools. For a business or clinic suite, we confirm who is authorized to approve the work.
- We inspect the door and frame before choosing anything: thickness, material, backset (the distance from the door edge to the center of the lock hole), existing bores, splits, rot, and how the strike side of the frame is built.
- We explain the options and what affects the cost, and you decide before we cut anything.
- We prepare the door. That means boring the lock hole and the edge hole with a jig so they are square, cutting the latch recess, or cutting a pocket for a mortise body. Damaged or oversized holes get repaired or covered with a reinforcing plate.
- We fit the lock and set the strike plate with long screws that reach the framing behind the jamb, not only the thin trim wood.
- We test with the door open, closed and under normal pressure, run every key several times, check that the bolt throws fully into the strike, and show you how everything works.
Front door, mortise, lever and security locks: what is different?
A strong lock in a weak frame is still a weak door, so the type of lock matters less than whether it suits the door it goes into. Here is how we think about the main types.
- Front door lock installation: usually a deadbolt paired with a handle set or entry lever. The deadbolt does the security work and the handle does the latching. Hardware is rated by ANSI/BHMA grade, and grade 1 is the heaviest duty. We match the grade to how the door is actually used.
- Mortise lock installation: a mortise lock sits in a deep pocket cut into the door edge, with the latch and deadbolt in one body. You find them on older homes and many commercial doors. They take more skill because the pocket must be cut precisely, and replacement bodies vary in size, so we measure the existing pocket before ordering anything.
- Lever lock installation: levers replace knobs. They are easier to work with full hands, a sore wrist or limited grip, which is why they suit senior housing, clinics and any door that many people use every day.
- Security lock installation: high-security cylinders, restricted keyways, reinforced strike plates and longer screws. Our high-security locks page explains what each upgrade does and does not do.
- Commercial lock installation: heavier hardware built for constant use, often mortise or grade 1 cylindrical, sometimes with exit devices or closers. Our commercial door hardware page covers the range.
Locked out or need a locksmith now?
We answer around the clock, every day of the year.
Call (213) 577-1366What affects the cost of a lock installation?
We do not put numbers on a web page because the same words describe very different jobs. These are the things that move the cost:
- Lock type and grade. A basic cylindrical set, a grade 1 mortise body and a high-security cylinder are different products with different labor.
- Door preparation. Fitting into holes that already exist is lighter work than boring a fresh door, and cutting a mortise pocket takes longer than either.
- Door and frame condition. A cracked jamb or a hollow, split door edge needs reinforcement before anything will hold.
- Door material. Solid wood, hollow-core, steel, aluminum and glass each need different bits, tools and fasteners.
- Quantity and keying. Several doors keyed alike, or tied into a master key plan, take more planning than a single lock.
- Timing. A scheduled visit and an urgent call in the middle of the night are not staffed the same way.
- Who supplies the hardware, and how much of it is already on site.
What does lock installation look like in Willowbrook?
Willowbrook mixes small single-family homes from the 1920s to the 1950s with newer county-supported affordable and senior housing built around the revitalized Martin Luther King Jr. medical campus. On the older houses the hardware is often aging, and the doors have had several locks over the decades. A door with three earlier bore patterns needs more than a new set dropped in. We fill, plate or re-bore so the new lock sits square. Security screen doors are common here too, and a keyed lock on a screen door is its own installation: it has to suit a metal frame, and it should still open from the inside without a key so nobody is trapped in an emergency.
Multifamily buildings cluster near the transit and commercial corridors, and that is where requests often involve several doors at once. Whether you are along the Wilmington Avenue corridor, the Imperial Highway corridor or the El Segundo Boulevard corridor, we plan multi-door jobs so the keying is consistent from the start. People near the Rosa Parks Station area, the Magic Johnson Park area, or just across the line near Watts and near East Rancho Dominguez, call us for the same work. We cover ZIP codes 90059, 90061 and 90222. For homes and apartments, residential lock installation is part of our wider residential locksmith work.
Medical office and clinic lock service around the Martin Luther King Jr. medical campus district on 120th Street is one of the situations we plan for. On an installation job there, that tends to mean keyed doors for records rooms, supply rooms and staff areas, with lever handles on doors the public uses.
The climate is kind to hardware. Willowbrook is flat with a morning marine layer and mild temperatures year-round, and salt-air corrosion is not a significant factor this far inland. Standard finishes hold up fine, so you rarely need marine-grade coatings. Age and heavy use are the real enemies of locks here.
Locked out or need a locksmith now?
We answer around the clock, every day of the year.
Call (213) 577-1366Commercial lock installation along Wilmington Avenue and El Segundo Boulevard
Storefront locks along Wilmington Avenue and El Segundo Boulevard are mostly about glass and aluminum doors, where narrow stiles limit which lock bodies will fit. A hook-bolt deadbolt or a particular rim or mortise cylinder is often the answer, and that choice gets made at the door, not from a catalog. We also look at how the door is used. A front door that swings all day needs sturdier hardware than a back door opened twice a week.
Exit doors generally have to open from the inside without a key or special knowledge, and fire-rated doors can only be modified within the limits on their label. We install with both in mind, though the building owner and local authorities have the final say on code.
Opening a business in a new space? Tell us how many doors there are, who needs which keys, and whether you might add electronic access control later. Choosing the right cylinders up front saves you from re-keying the whole building when the business grows.
Why call Wilshire Lock & Key for installation?
Here is what you can count on from us, stated plainly:
- In business since 1987, so we have seen how old doors, old frames and old hardware behave over time.
- A real storefront at 10740 Wilshire Blvd in Westwood plus a mobile locksmith fleet, so tools and stock come with the technician.
- One company from first call to finished door. No dispatch middleman handing your job to a stranger.
- David, the owner and lead technician, oversees the work and sets the standard for how it is done.
- A phone answered around the clock at (213) 577-1366.
What should you have ready before you call?
You do not need measurements. We take those at the door. A few details make the first conversation faster and the advice better:
- Which door it is and what is on it now.
- The door material, if you know: wood, steel, aluminum or glass.
- Whether you own or rent. Tenants should get the landlord's approval before changing locks.
- What you want out of it: more security, easier handling, or keys that match across doors.
- A photo of the door edge, the frame and the current lock.
- Whether you have already bought the hardware.
Frequently asked questions
How long does a lock installation take?
It depends on the door. Fitting a lock into a door that is already prepared is quick work. Boring a fresh door takes longer, and cutting or recutting a mortise pocket takes the longest. Several doors add up. We tell you what to expect once we have seen the door, and we do not rush the preparation, because that is what makes the lock work properly.
Can you install a lock on a door that has never had one?
Yes. We bore the door to suit the lock, cut the latch recess, set the strike plate into the frame, and reinforce anything that is too thin to hold. Hollow-core interior doors and thin screen doors have limits, and we will say so if the door cannot carry the lock you want.
Can you install a lock I already bought?
Often yes. We check the fit and the condition of the door first. We cannot vouch for hardware from makers we do not know, and if a lock looks flimsy for the door it is going into, we will tell you plainly before we install it.
Can you put a lock on my security screen door?
Yes. Security screen doors are common in Willowbrook, and we use hardware made for metal frames. The lock should be openable from the inside without a key, so the door never becomes a trap in an emergency.
Can you install mortise locks on older doors?
Yes. We measure the existing pocket and match a new body to it where we can. Older doors sometimes have pockets of odd sizes, and in that case we adapt the pocket carefully rather than force a poor fit.
Can you key all my new locks alike?
Yes. Keyed-alike sets are routine for houses, so one key works every door. Businesses with different levels of access need a bit more planning, and we will talk through who needs which key before ordering.
Do you install locks at night or on weekends?
Our phone is answered 24 hours a day, 7 days a week, at (213) 577-1366. If a door has been damaged and the property needs securing right away, tell us that on the call. Planned installations can be scheduled at a time that suits you.
Do you handle commercial lock installation in Willowbrook?
Yes. That includes storefront doors, clinic and office suites, back doors and multi-unit buildings. Tell us how the doors are used and who needs access, and we will recommend hardware that fits the way the business runs.
How do I know a locksmith is legitimate?
California requires locksmith companies to hold a Bureau of Security and Investigative Services (BSIS) Locksmith Company license, known as an LCO license. Ask any locksmith for that number before work begins and verify it with BSIS. It is a fair question, and a legitimate company will not mind it.
More locksmith help in Willowbrook
Lock Installation near Willowbrook
Reviewed by David, Owner & Lead Technician, Wilshire Lock & Key — in the locksmith trade since 1987.
Last updated 2026-10-11.