High Security Locks in Agoura Hills · 24/7 mobile
High Security Locks in Agoura Hills, California
Crenshaw Lock Company installs pick-, bump- and drill-resistant high-security locks and restricted keys in Agoura Hills, California. We are fully mobile and available 24/7, coming to your home, ranch or storefront. Call (323) 997-8867 to talk through what your doors and gates actually need.
- Mobile to your Agoura Hills location
- Available 24/7
- Price quoted before we start

A standard builder-grade deadbolt is built to a price, not to resist a determined person. Many of the tract homes in Agoura Hills date to the 1970s and 80s, and plenty of them still carry original hardware that has been rekeyed, re-hung and baked in the sun for decades. A high-security lock replaces that weak point with a cylinder designed to resist the common methods of forced or covert entry: picking, bumping, drilling and, depending on the model, prying and snapping.
High-security hardware is not only about the lock body. It is also about the key. Restricted keyways mean copies can only be cut with authorization, so a key you lend to a contractor, a pet sitter or a ranch hand cannot be duplicated at a hardware-store kiosk. For a household with several people coming and going, or an HOA with a rotating set of vendors, that control matters as much as the steel inside the cylinder.
Crenshaw Lock Company has served Greater Los Angeles and Ventura County since 1987, and David Shar leads the work. We are mobile only, so there is no shop to visit. We bring the hardware options and tools to your property, look at the door, frame and strike, and install a lock that suits the way the door is actually used.
How it works in Agoura Hills
- 1
Talk through the problem
Call (323) 997-8867 and tell us what you are protecting: a front door, a side gate, a barn, a storefront or a common-area door. We ask about the current hardware, any past break-in attempts and how many people need keys, so we arrive prepared.
- 2
Assess the door, frame and strike
A strong cylinder in a weak door is a wasted upgrade. On site we check the door's thickness and material, the condition of the frame, the strike plate and the length of the screws. Older Agoura Hills tract homes often have thin strike plates held by short screws that fail long before the lock does.
- 3
Choose the right level of protection
We explain the options in plain language: pick- and bump-resistant cylinders, drill-resistant hardened inserts, restricted keyways and patent-protected key control. You decide how much security fits the door and the budget, with no pressure to buy more than you need.
- 4
Install and reinforce
We fit the new high-security deadbolt or cylinder, and where needed add a reinforced strike, longer screws into the framing or a door-edge reinforcement. Everything is checked for smooth operation, since a lock that binds in summer heat will not get used.
- 5
Cut and test keys
Keys are cut and tested in the lock, and we walk through the key-control rules for your system. If several locks should share a key, such as a front door, garage entry and gate, we can plan that so you carry fewer keys.
- 6
Final walkthrough
Before we leave we operate every lock with you, confirm the door closes and latches properly, and answer questions about future key copies or adding more locks to the same system.
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What affects the price
- The grade and brand of the lock: a restricted-keyway, drill-resistant cylinder costs more than a basic deadbolt, and the tiers of protection vary widely.
- Number of locks and whether they are keyed alike, which affects both hardware and the time spent coordinating a single key system.
- Condition of the door and frame: reinforcing a worn strike, replacing a damaged jamb section or adding a door-edge guard adds parts and labor.
- Type of opening: a front door, a steel gate, a barn door or an aluminum storefront each need different hardware and mounting methods.
- Additional restricted keys, since authorized copies of patent-protected keys cost more than ordinary blanks.
- Time of day and location: after-hours calls to a hillside or rural address can differ from a scheduled daytime visit.
Why Agoura Hills chooses us
- Fully mobile and available 24/7, so an upgrade after a break-in attempt does not have to wait for shop hours.
- In business since 1987 and led by owner David Shar, so the person advising you has decades of hands-on lock experience.
- We look at the whole door, not just the cylinder, because the frame and strike usually decide how well a lock holds up.
- Plain recommendations: if a mid-grade lock with a reinforced strike suits your door, we will say so rather than push the most expensive option.
- We handle residential, ranch and commercial work, so one call can cover the house, the gate and the storefront.
- Key-control planning is part of the job, helping you limit who can copy keys and how many you need to carry.
High Security Locks across Agoura Hills
Agoura Hills mixes housing types that call for different approaches. In Morrison Ranch and much of the surrounding 91301 area, 1970s and 80s tract homes often still have original front-door hardware. Upgrading to a high-security deadbolt with a reinforced strike is one of the most practical improvements for these doors, especially those visible from a street like Cornell Road or Agoura Road.
Old Agoura is a different story. The semi-rural equestrian properties, barns and gated ranch homes there have driveways and outbuildings far from the main house, so worn gate locks and barn padlocks are common weak spots. Hardened, weather-resistant locks and restricted keys make sense where tack, trailers and equipment are stored and where ranch hands or farriers need access. Toward Lake Lindero, condo and townhome communities often need common-area doors and cluster mailboxes handled with controlled keys, a good use for restricted keyways in an HOA setting. Retail along Agoura Road and Kanan Road, with its aluminum-storefront doors, needs hardware that fits narrow stiles.
Whether you are near the Whizin's Market Square area, in a hillside custom home below Ladyface Mountain, or in the 91376 ZIP code, we come to you. We are mobile only, reachable off US-101 and Kanan Road at any hour, and you can reach us at (323) 997-8867.
- Old Agoura (equestrian)
- Morrison Ranch
- Lake Lindero
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Other Agoura Hills locksmith services
Access ControlInstall keypad, card and fob access-control systems for business entrances.
Automotive LocksmithMobile auto locksmith for cars, trucks, motorcycles, RVs and fleets.
Broken Key ExtractionKey snapped in a lock or ignition? We extract the piece and cut a replacement.
Business LockoutLocked out of a store, office or commercial building? Rapid commercial entry.
Car Key ReplacementReplace lost or broken car keys — cut and programmed on site, even with no original.
Car LockoutKeys locked in the car or trunk? Fast, damage-free vehicle unlocking.
Commercial Door HardwareRepair and replace storefront, aluminum-frame and mortise door hardware.
Commercial LocksmithBusiness locksmith for offices, stores, warehouses and industrial sites.
Deadbolt InstallationAdd or replace single- and double-cylinder deadbolts for stronger doors.
Door Closer RepairRepair, adjust and replace hydraulic door closers on commercial doors.
Emergency Locksmith24/7 emergency dispatch for lockouts and urgent lock failures across Greater LA.
Gate Lock RepairRepair and install gate locks and latches, including keypad and smart gate locks.
House LockoutLocked out of a house, apartment or condo? Damage-free entry on location.
Ignition RepairRepair or replace ignition cylinders and fix keys that won't turn.
Key DuplicationCut and copy house, office, mailbox and restricted keys on location.
Key Fob ReplacementReplace and program remote key fobs and smart/proximity keys.
Lock InstallationInstall new locks on new doors or where none existed before.
Lock RekeyingRekey existing locks so old keys stop working — ideal after a move or sale.
Lock RepairFix sticking, jammed, loose or misaligned locks, deadbolts and latches.
Lock ReplacementSwap worn, damaged or outdated locks for new hardware keyed to your needs.
Mailbox Lock ReplacementReplace and rekey residential, cluster and community mailbox locks.
Master Key SystemDesign and install master-key and restricted-key systems with key control.
Panic Bar InstallationInstall and repair panic bars, exit devices and emergency-exit hardware.
Residential LocksmithFull home locksmith service — rekeys, replacements, repairs and upgrades.
Safe LocksmithOpen, repair and service home and commercial safes; change combinations.
Smart Lock InstallationInstall, set up and troubleshoot smart, keyless and keypad locks.
Transponder Key ProgrammingProgram chip/transponder keys to your vehicle's immobilizer.
See all of our Agoura Hills services, or our citywide high security locks page.
High Security Locks in Agoura Hills — FAQs
What makes a lock "high security"?
Will a high-security lock stop a break-in on its own?
Can you upgrade the locks on my Old Agoura barn and driveway gate?
Can you make all my locks work with one key?
What if my deadbolt seized in the heat and I am locked out?
Can my HOA use high-security locks for common areas and mailboxes?
Do I need to replace my door to install one?
Do you have a shop I can visit?
Reviewed by David Shar — Owner & Lead Technician
Crenshaw Lock Company has served Greater Los Angeles & Ventura County since 1987.
Last updated 2026-10-12.