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Crenshaw Lock

High Security Locks in La Habra Heights · 24/7 mobile

High Security Locks in La Habra Heights, California

Crenshaw Lock Company installs pick-, bump- and drill-resistant high security locks and restricted keys at homes and ranch properties in La Habra Heights, California. We are fully mobile and available 24/7, so we come to your gate or door. Call (323) 997-8867 to talk through your property.

  • Mobile to your La Habra Heights location
  • Available 24/7
  • Price quoted before we start
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High-security lock cylinder with a dimple key
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La Habra Heights is not a typical suburb. With a one-acre minimum lot size, long private driveways and custom hillside homes, a lot of what protects a property here is hardware: perimeter gates, keypads, intercoms, safes and the locks on the main house and outbuildings. When that hardware is only average, it becomes the weak point. A high security lock upgrade deals with that directly.

High security locks differ from standard hardware in how they are built. They use tighter tolerances and more complex internal designs to resist picking and bumping, and hardened components to resist drilling and forced attack. Many also use restricted keyways, meaning duplicate keys can only be cut with authorization, so a key cannot be copied at any hardware kiosk. For a household with caretakers, trainers, contractors or house-sitters coming and going, that control over who holds a key is often as valuable as the lock's physical strength.

Crenshaw Lock Company has served Greater Los Angeles and Ventura County since 1987, led by owner and lead technician David Shar. We are mobile only, with no storefront to visit. That suits the Heights well, since the nearest shop is rarely close to a canyon driveway. We bring the work to you, assess the doors and gates you actually have, and recommend hardware that fits them rather than a one-size-fits-all package.

How it works in La Habra Heights

  1. 1

    Talk through the property by phone

    Call (323) 997-8867 and describe what you want to protect: the main house, a guest house, a barn, a gate. We ask about door types, current locks, who has keys and any past problems, so we can plan the visit sensibly.

  2. 2

    On-site door and hardware assessment

    We come to your property and look at the doors, frames, strike plates and hinges. A strong lock is of limited use in a weak door or a thin frame, so we check solid-core construction, frame condition and how the door is reinforced.

  3. 3

    Choose the lock and key control level

    We explain options for pick-, bump- and drill-resistant cylinders and deadbolts, and whether a restricted keyway makes sense for you. We also cover how keys are issued and duplicated so you control who can copy them.

  4. 4

    Installation and reinforcement

    We install the new hardware, fit reinforced strike plates where appropriate, and adjust the door so the bolt throws fully and smoothly. On larger properties, we can key multiple locks to a single system.

  5. 5

    Testing and key handover

    We test every lock repeatedly from both sides, confirm the keys operate smoothly, and hand over the keys with guidance on storing them and handling future copies.

Need high security locks in La Habra Heights?

24/7 Mobile Locksmith across Greater Los Angeles & Ventura County. We answer 24/7.

Call (323) 997-8867

What affects the price

  • The number of locks, doors and outbuildings being upgraded, since a single entry door is a very different job from a full ranch property.
  • The security grade and brand of the cylinder or deadbolt, including whether it has a restricted keyway and key control.
  • The condition of the door and frame, and whether reinforcement, new strike plates or door adjustments are needed.
  • Whether you want multiple locks keyed alike or set up as a master-key system across the house, barn and other buildings.
  • How many keys or key cards are needed and whether any smart or keypad components are being integrated.
  • The time of day or night you need the work done, given that we operate 24/7.

Why La Habra Heights chooses us

  • Fully mobile service means we come to your gate or door, which matters on hillside properties far from any commercial area.
  • Family-run experience since 1987, with owner and lead tech David Shar involved in the work we do.
  • We assess the door and frame before recommending a lock, rather than selling hardware that the door cannot support.
  • We can rekey several buildings to one system, handy when caretakers, ranch hands or staff change.
  • We are familiar with the gate operators, keypads, intercoms and safes common on estate properties, and can discuss how they work alongside your locks.
  • Available 24/7, so a lockout or a security concern does not have to wait until morning.

High Security Locks across La Habra Heights

Much of La Habra Heights runs along Hacienda Road and the quiet streets branching off it, with Fullerton Road, Skyline Drive and Harbor Boulevard serving as the main routes in and out. Homes in the 90631 ZIP code tend to sit on large lots, often behind perimeter gates, which means the front door is rarely the only entry that needs attention. Guest houses, pool houses, workshops and barns often have their own locks, and these are sometimes the least protected.

In the Powder Canyon area, near the Powder Canyon and Hacienda Hills Trail, custom hillside homes are often tucked away on private drives with limited visibility from the road. Around the Hacienda Golf Club area and along the Hacienda Road corridor, owners often have gates, keypads and intercoms working with their door hardware. When one part fails or needs replacing, the rest of the system deserves a look as well.

Typical jobs here include installing a high security deadbolt on a solid-core entry door at a custom canyon home, or helping a ranch or equestrian owner rekey the main house, barn and outbuildings to one system after a caretaker change. We also help when a gate operator, intercom or keypad fails at a one-acre estate. With no storefront nearby, a mobile locksmith who comes to the property is the practical choice. Call (323) 997-8867 any time.

Locked out or need a locksmith now?

24/7 Mobile Locksmith across Greater Los Angeles & Ventura County. We answer 24/7.

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Other La Habra Heights locksmith services

See all of our La Habra Heights services, or our citywide high security locks page.

High Security Locks in La Habra Heights — FAQs

What makes a lock high security?
High security locks are built to resist common attacks like picking, bumping and drilling, using tighter tolerances, complex internal mechanisms and hardened parts. Many also have restricted keyways that limit who can copy keys.
Do you come to properties in La Habra Heights?
Yes. We are fully mobile and serve La Habra Heights 24/7. We come to your home, gate or outbuilding. Call (323) 997-8867 to discuss what you need.
Will a high security lock help if my door is weak?
Only partly. The door, frame and strike plate matter just as much as the cylinder. We check the door's construction during the visit and recommend reinforcement if needed, ideally on solid-core doors.
Can you key my house, barn and outbuildings to one key?
Yes. We can rekey or set up locks so a single key works across the main house, barn and other buildings, or build a tiered system. It is common after a caretaker or staff change.
What is a restricted keyway and do I need one?
A restricted keyway uses a key blank that is not sold openly, so copies require authorization. It is worth considering when several people use your property. We can explain whether it fits your situation.
Can high security locks work with my gate keypad or smart lock?
Often they can sit alongside them, because gate operators and keypads are separate from your door cylinders. We can look at how your system is set up. Call (323) 997-8867 with details.
Can I get service at night or on a weekend?
Yes. We operate 24/7 and are fully mobile. If you have a security concern after hours, call (323) 997-8867.
Do you also open safes at custom homes?
Safe opening is something we can discuss for homes in the area. Describe the safe when you call so we can advise on the best approach for your situation.
DS

Reviewed by David Shar — Owner & Lead Technician

Crenshaw Lock Company has served Greater Los Angeles & Ventura County since 1987.

Last updated 2026-10-12.

Call (323) 997-8867 · Open 24/7