What does a deadbolt installation in Encino actually involve?
A deadbolt is the lock that keeps a door shut when someone pushes, kicks, or pries at it. The spring latch inside your doorknob only holds the door against the wind. It was never meant to resist force. A deadbolt uses a solid steel bolt that slides well into the door frame and stays there until a key or thumb-turn pulls it back. That is the whole job, and it only works if the bolt, the door, and the frame all line up properly.
People call us for deadbolt installation in Encino for a handful of everyday reasons. They have moved into a home with no deadbolt, or with one that is loose, sticky, or half-worn. They have put in a new entry door and need it drilled and fitted. They have a side or back door that never got a real lock. Or they have decided that the builder-grade deadbolt that came with the house is not enough. We handle new installations and deadbolt replacement, and we will tell you plainly which one your door needs.
One honest note up front. If your deadbolt is in good shape and the only worry is who might still have a copy of the key, a new deadbolt may be more than you need. Rekeying the lock changes which key works without replacing the hardware, and it is often the lighter-cost way to solve a key-control problem. We will say so on the phone if that is what your situation calls for.
Single-cylinder or double-cylinder deadbolt: which belongs on your door?
A single-cylinder deadbolt takes a key on the outside and has a thumb-turn on the inside. It is the standard choice for most homes because you can leave quickly from the inside without hunting for a key. A double-cylinder deadbolt takes a key on both sides. Double cylinder deadbolt installation is a real option, but it is a deliberate trade-off, not an automatic upgrade.
The reason people want a double cylinder is glass. If your door has a glass panel, a sidelight, or sits close to a window, a burglar can break the glass, reach in, and turn a thumb-turn. A keyed cylinder on the inside removes that easy move. The cost is safety in an emergency. If there is a fire or you need to get out fast and the key is not in your hand or in the lock, you are slowed down at the one door you most need to use. Some building types, rental properties, and HOA-managed buildings restrict or prohibit double-cylinder locks on exit doors because of that risk. We cannot give you a blanket legal ruling, so check with your landlord, building manager, HOA, or the local fire authority before you commit.
Our practical advice goes like this:
- If the door is solid and there is no glass within arm's reach of the thumb-turn, a single cylinder with a properly reinforced strike is usually the right answer.
- If there is glass within reach, we can talk through a double cylinder, or other fixes such as moving the glass, adding security film, or choosing a different door. We will tell you what we would do at our own house.
- If you do choose a double cylinder, keep a key in a known spot near the door but out of reach from any glass, and make sure everyone in the home knows where it is.
- If you live in a condo or an apartment, ask the building first. A lock the association rejects is money wasted.
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Call (213) 577-1366How do we install or replace a deadbolt, step by step?
Whether we are doing a new installation or a deadbolt replacement, the work follows the same order. Rushing any one of these steps is how deadbolts end up dragging, sticking, or failing early.
- Look at the door and frame. We check what the door is made of (solid wood, solid core, hollow metal, steel, or fiberglass), how thick it is, and whether the edge and the frame are sound. A cracked jamb or a loose frame changes the plan.
- Confirm the measurements. Most residential deadbolts need a standard cross bore of 2-1/8 inches and an edge bore of 1 inch, with a backset of either 2-3/8 or 2-3/4 inches. On a replacement we match what is already there. On a new install we mark the door to suit the hardware.
- Prepare the door. On a new install we drill the cross bore and edge bore with a hole saw and a drilling jig so the holes are square, then mortise the edge so the latch faceplate sits flush. On a replacement we remove the old assembly and check the existing holes for damage.
- Fit the bolt, then the cylinder and interior assembly. The two halves are joined with through-bolts, and we do not overtighten them, because that can bind the cylinder and make the key stiff.
- Set the strike plate. The strike gets a properly deep hole in the frame and long screws that reach the wall stud behind the jamb, not just the soft jamb wood. This is the part that actually resists a kick, and it is the step cheap installs skip.
- Test it the way you will use it. We run the bolt with the door open and closed, check for a full and smooth throw, listen for rubbing, and adjust the strike until the bolt slides in without needing a lift or a push on the door.
- Hand over the keys and show you how it works. If you want several locks keyed to one key, tell us before we start, because it is easier to set up at installation than later.
What affects the price of deadbolt installation in Encino?
We do not quote numbers on a web page, because the honest answer depends on your door. What we can do is tell you exactly what moves the cost up or down so there are no surprises when we talk by phone.
- New installation versus replacement. Swapping a deadbolt into holes that already exist is usually the more economical route. Drilling a brand-new bore into a door takes more time and more care.
- Single or double cylinder. A double cylinder has more parts and fewer choices on the shelf.
- Grade and build quality. Deadbolts are rated by ANSI/BHMA grade, with Grade 1 being the most robust. Higher grades and pick-, bump-, and drill-resistant designs cost more than basic ones. If you want that extra protection, see our page on high-security locks.
- Door material and condition. Solid wood, steel, and fiberglass all drill differently, and a door that has been bored badly before may need repair work before a new lock will sit right.
- Frame and strike work. If the jamb is split or soft, we may recommend reinforcement. That adds a little time and materials but is often what makes the lock actually matter.
- Number of doors and keying. Several deadbolts keyed alike take more setup than a single one.
- Finish and special hardware. Matching an unusual finish, or adding an electronic or smart option, changes the parts bill.
- Timing and travel. An urgent, after-hours call is different from a scheduled daytime visit, and the trip to you is part of the job. Encino is roughly 11 miles from our Westwood storefront.
Locked out or need a locksmith now?
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Call (213) 577-1366When should you replace a deadbolt instead of installing a new one?
Sometimes the question is not whether to add a deadbolt but whether the one you have has had its day. These are the signs that point to deadbolt replacement:
The key turns stiffly or the bolt only extends part of the way. The cylinder wobbles or the interior thumb-turn feels loose. You can see the bolt rubbing the edge of the strike hole. You have lost keys, or you simply do not know who has copies. The finish is worn through or the lock has been forced and is damaged.
Before we replace anything, we check whether the lock is really the problem. A door that has shifted a little, a strike that has drifted out of line, or hinges that have loosened can make a perfectly good deadbolt feel broken. Fixing the alignment is often less work than a new lock, and that falls under lock repair. If the lock itself is worn, we replace it. If your door needs more than a deadbolt, such as a new handleset or a full set of matching hardware, our broader lock installation service covers that.
One more point: if you are replacing a deadbolt because you are locked out, we deal with the emergency first and the new hardware second. If you are standing outside right now, our house lockout page explains how we get you in.
Deadbolt installation across Encino: ranch tracts, estates, and condo towers
Encino is not one type of house, and deadbolt work changes with the neighborhood. Here is how it tends to look across 91316 and 91436.
In the Encino Park tract, you find the postwar ranch homes that Encino is known for. A common job there is rekeying a ranch home after a move, and it often turns into a deadbolt conversation. On a house that old the front door may only have a knob and a latch, or a deadbolt that has been replaced more than once. We look at how many times the door has been drilled, whether the strike is still holding in solid framing, and whether it makes more sense to rekey the existing hardware or fit a fresh deadbolt keyed to match your other locks.
In Royal Oaks, Lake Encino, and the large-lot Amestoy Estates, the homes are bigger and have more exterior doors. A deadbolt on the front door is rarely the whole picture. Side doors, garden doors, and doors from the garage all need to be locked properly, and big, heavy entry doors need hardware that is mounted well. Owners here also tend to ask about electronic options, and we can fit a conventional deadbolt or talk through smart lock installation depending on how you want to live with the door. Driveway gates at these estates are a separate system, and for that we point people to gate lock repair.
South of the Boulevard, the hillside homes often sit behind a driveway gate with an intercom or access control. That gate is one layer of security, but the front door still needs its own good deadbolt, because gates are not always closed and not everyone arrives through them. If you are locked out on one of the hillside streets off Hayvenhurst Avenue or White Oak Avenue, call us first for the lockout, and we can fit or replace the deadbolt once you are inside.
Along the Ventura Boulevard corridor, the housing is condo towers and HOA-managed apartment buildings, which is one of the denser stretches of multifamily living in the south Valley. Deadbolt installation there comes with rules. Your association may specify the finish, the keying, or the lock type, and it may limit double-cylinder locks on unit doors. Always check before we start. Property managers who handle several units can read about locksmith service for landlords, which covers keying, turnover, and recordkeeping across multiple doors.
Locked out or need a locksmith now?
We answer around the clock, every day of the year.
Call (213) 577-1366Does Encino's heat affect how a deadbolt works?
Yes, in small but real ways. Encino shares the Valley's hot summers, a little tempered near the irrigated parkland of the Sepulveda Basin. Hillside homes south of Ventura get more direct sun and canyon wind. Heat makes entry doors expand slightly, especially wood doors on sun-facing sides, and a bolt that slid fine in the cool of the morning can start to drag by late afternoon.
When we align a deadbolt, we leave a bit of working clearance in the strike hole so the bolt does not bind when the door swells. If your current deadbolt only sticks on hot afternoons, that is a sign the alignment was cut too tight, and it is usually a quick adjustment, not a reason to buy a new lock. Wind and sun also wear finishes on exterior hardware over time, so if your deadbolt looks tired, that is part of the reason.
Why call Wilshire Lock & Key for deadbolt installation?
We have been in business since 1987, and deadbolts are some of the most common work we do. We are a real storefront at 10740 Wilshire Blvd in Westwood with mobile service vans, so you are not talking to a call center that sells your job to whoever picks it up. You get one company from the first phone call to the finished install, with no dispatch middlemen in between. David, the owner and lead technician, oversees the work, and you will not be handed a stranger's idea of what your door needs.
We answer the phone 24 hours a day, 7 days a week, year-round at (213) 577-1366, which matters when a door will not lock at night. We serve 140 cities across Los Angeles and Ventura counties, and Encino is part of our regular territory.
One thing worth knowing no matter who you hire: California requires locksmith companies to hold a BSIS LCO license. Ask any locksmith who comes to your door to show it before they start work. A locksmith who dodges that question is telling you something.
How to get a deadbolt installed in Encino
Call (213) 577-1366 and tell us what you are dealing with. It helps if you can describe the door (wood, metal, or glass-paneled), whether there is already a hole for a deadbolt, whether you want single or double cylinder, and whether your building has rules about locks. A quick photo of the door edge and frame is a bonus, and we will tell you what we can about the work and what shapes the cost before anyone drives out.
If this is not an emergency, tell us and we will schedule it for a time that suits you. If your door will not lock at all, say so at the start, and we will treat it as urgent.
Frequently asked questions
What is the difference between a single and double cylinder deadbolt?
A single-cylinder deadbolt uses a key on the outside and a thumb-turn on the inside. A double-cylinder deadbolt needs a key on both sides. The double cylinder helps when there is glass near the door, but it can slow you down in a fire or emergency because you need a key to get out.
Are double cylinder deadbolts allowed on homes in Encino?
It depends on the building type and the rules that apply to it. Many fire and building codes limit them on exit doors, and landlords and HOAs often have their own restrictions. We cannot give a blanket legal answer, so check with your landlord, association, or fire authority before we install one.
Can you install a deadbolt on a door that has never had one?
Yes. We measure the door, drill the cross bore and edge bore, mortise for the latch, and fit the strike into the frame. It takes more work than swapping a deadbolt into existing holes, but it is a standard job. We first check that the door is thick and solid enough to take the bore.
Do I need a new deadbolt or just a rekey?
If the deadbolt works well and you only need to change which key opens it, rekeying is usually the lighter-cost choice. A replacement makes sense when the lock is worn, damaged, loose, or you want a stronger grade. We will tell you which applies when you call.
Why does my deadbolt stick or not fully extend?
The lock itself is often fine. More often the door has shifted, the hinges have loosened, or the strike has drifted out of line. Heat can swell a door enough to make the bolt bind. We check alignment first and replace the deadbolt only if the mechanism is worn out.
Can you key the new deadbolt to match my other locks?
Often, yes, depending on the brand and the existing keyway. Let us know when you call that you want one key for several doors, since it is simpler to set up during installation.
Will a deadbolt help if my door frame is weak?
Only partly. A strong deadbolt in a split or soft frame will let go at the frame. We check the jamb and set the strike with long screws into the wall stud, and we will tell you if the frame needs reinforcement before the lock can do its job.
Can you install a deadbolt at night or on a weekend?
Our phone line is answered 24 hours a day, 7 days a week, year-round at (213) 577-1366. If your door will not lock and you need it secured, call and tell us. For non-urgent installs, we can book a time that fits your schedule.
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Deadbolt Installation near Encino
Reviewed by David, Owner & Lead Technician, Wilshire Lock & Key — in the locksmith trade since 1987.
Last updated 2026-10-11.