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Crenshaw Lock

Lock Installation in Downey · 24/7 mobile

Lock Installation in Downey, California

Crenshaw Lock Company provides 24/7 mobile lock installation in Downey, California. We bring hardware and tools to your home or business and install deadbolts, smart locks, keypads and handlesets on new doors or doors that never had locks. Call (323) 997-8867 to discuss your door.

  • Mobile to your Downey location
  • Available 24/7
  • Price quoted before we start
Call (323) 997-8867or tap to call — we answer 24/7
New deadbolt being fastened to a white front door
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Installing a lock sounds simple until the door in front of you has a quirk. A mid-century ranch front door may have a thin original bore, a 1920s home near downtown may have a door that has been planed and repainted many times, and a new side gate or detached garage door may have nothing drilled at all. Good installation is about matching the hardware to the door, the frame and the way you actually live.

Crenshaw Lock Company has served Greater Los Angeles and Ventura County since 1987, and owner and lead technician David Shar built the business around coming to the customer. We are fully mobile, so there is no storefront to visit. We work at your door, which means we can see the real conditions: the thickness of the door, the strength of the strike area, the alignment of the frame and the direction people approach from.

In Downey, installation requests tend to fall into a few patterns. Homeowners with original knob locks want to move up to Grade-1 deadbolts. Owners in North Downey often want a smart lock or keypad paired with a solid deadbolt. New buyers want every door to work from one key. Small business owners want locks that fit a clean, reliable key plan. We handle all of these, day or night.

How it works in Downey

  1. 1

    Tell us about the door

    Call (323) 997-8867 and describe the door: material, whether it already has a bore, what type of lock you want, and whether it is an entry, side, patio, garage or interior door. Photos help if you have them.

  2. 2

    On-site assessment

    A technician comes to you and checks the door thickness, edge condition, frame, strike plate area and hinge side. On older ranch homes we look for worn wood and previous patch jobs that could weaken a new installation.

  3. 3

    Choose the right hardware

    We talk through options such as Grade-1 deadbolts, keypad deadbolts, smart locks, handlesets and keyed-alike sets. You decide how much convenience and security you want, and we explain the tradeoffs plainly.

  4. 4

    Prepare and install

    If the door has no bore, we cut it cleanly with proper tools so the lockset sits true. We then mount the lock, fit the strike, and use longer screws where the frame needs reinforcing so the door resists force, not just casual tampering.

  5. 5

    Test, key and set up

    We test the bolt throw, latch alignment and every key, then program any keypad or smart features with you. If you are matching several doors, we rekey or pin the locks to work from a single key.

  6. 6

    Walk-through and care tips

    Before we leave, we show you how everything operates, how to change codes, and what to watch for as the door and weather change over time.

Need lock installation in Downey?

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

Call (323) 997-8867

What affects the price

  • The type of lock chosen: a standard deadbolt, a Grade-1 deadbolt, a keypad or a full smart lock differ considerably in hardware cost.
  • Whether the door is already bored or needs new holes cut, which adds labor and care on solid wood, metal or older doors.
  • The condition of the door and frame, since worn edges, splits or weak strike areas may need reinforcement before the lock is secure.
  • How many doors are being done and whether they should be keyed alike or on a master-key system.
  • The time of the request, as after-hours and emergency installations differ from scheduled daytime work.
  • Residential versus commercial requirements, including specific hardware grades, panic devices or door closers.

Why Downey chooses us

  • Fully mobile service means the work is done at your door, with no need to bring the door or hardware anywhere.
  • Serving the area since 1987 gives us long familiarity with the older hardware found in mid-century and 1920s homes.
  • We are available 24/7, so a door that cannot be secured tonight does not have to wait.
  • We install the hardware to the frame, not just to the door, because a strong lock in a weak frame is only half a solution.
  • We explain options honestly and do not push smart features if a good deadbolt serves you better.
  • We can coordinate installation with rekeying so new and existing locks all work from one key.

Lock Installation across Downey

Downey is a spread-out, comparatively low-density city, and its housing shapes what we install. Mid-century ranch homes and Googie-era tracts dominate, and many still have original knob locks and thin hardware on the front entry. Upgrading to a Grade-1 deadbolt is one of the most common projects. In North Downey (90240), larger and some semi-gated custom homes often call for a keypad or smart lock paired with a solid deadbolt, with the remaining doors rekeyed to match.

Near Downtown Downey, 1920s homes bring their own quirks: older doors, different bore sizes and frames that have settled. In the Orange Estates area, we see a similar mix of well-kept homes where owners want modern security without ruining the look of an original door. Homes in 90241 and 90242 often need the same careful fitting.

We also work around Downey's commercial areas. A retailer near Downey Landing, the redeveloped former aerospace site, or around Stonewood Center may need new door hardware or a master-key setup after a management change. Whether we reach you from I-5, I-105 or I-605, or along Firestone Blvd, Lakewood Blvd, Florence Ave, Imperial Hwy or Paramount Blvd, call (323) 997-8867 and we will come to you.

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 Downey locksmith services

See all of our Downey services, or our citywide lock installation page.

Lock Installation in Downey — FAQs

Can you install a lock on a door that has never had one?
Yes. We cut the bore and edge holes cleanly, fit the lock and strike, and reinforce the frame as needed. Call (323) 997-8867 to describe the door.
Should I replace the original knob lock on my mid-century ranch home?
Original knob locks are often easy to defeat. Many Downey homeowners upgrade to a Grade-1 deadbolt for better strength, and we can fit it to the existing door.
Do you install smart locks and keypads?
Yes. We install and program smart locks and keypad deadbolts, and we can pair them with a standard deadbolt. Call (323) 997-8867 to talk through options.
Can all my doors work with one key?
Usually. We can install matching locks or rekey existing ones so front, back and side doors share a single key.
Do I need to visit a shop?
No. We are fully mobile with no storefront. The installation is done at your home or business.
Can you install locks at night or on weekends?
We are available 24/7. Scheduled work is simple to plan, and urgent needs can be discussed by calling.
Can you help a business with commercial hardware?
Yes. We handle commercial installs, rekeys and master-key setups for retail and office doors in the Downey area.
How do I know which lock is right for my door?
We check the door thickness, material and frame on site, then recommend options that fit. We will tell you honestly if a simpler lock is the better choice.
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