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Residential

5 Reasons to Replace Your Existing Locks

Replacing your locks makes sense when you move, when hardware is worn or damaged, after a break-in, or when you want better security or keyless convenience. Here are five signs it is time.

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New brass lockset and keys laid out next to an old worn door lock

By Advantage Lock And Key teamPublished Updated Residential

New brass lockset and keys laid out next to an old worn door lock

1. You Just Moved Into a New Home

When you buy a home, you have no way of knowing how many keys are still out there. Former owners, their relatives, contractors, cleaners and neighbors may all have had copies at some point.

Changing or rekeying the locks right after you move in is one of the simplest ways to make the house truly yours. Rekeying keeps your existing hardware and swaps the internal pins so old keys stop working. Replacement makes more sense if you also want a new style or a stronger lock.

Renters should check with the landlord first, who may arrange an apartment lock change for you.

2. The Lock Is Worn or Hard to Use

Locks wear out over time like any moving part. Signs include a key that has to be jiggled, a bolt that sticks halfway, or a knob that wobbles.

Sometimes a cleaning or adjustment fixes the problem. When internal parts are worn down, though, replacement is often more practical than repeated repairs.

Ignoring a failing lock invites a lockout at the worst possible moment, or a door that does not latch fully when you leave for work.

Exposure plays a role as well. Coastal air near the Westside and harsh afternoon sun can corrode or fade finishes, and grit from windy days works its way into cylinders. Locks on heavily used side doors or garage entries tend to wear out first.

3. After a Break-In or Attempted Entry

If someone forced or tampered with your door, the lock may be damaged in ways you cannot see. A bent bolt, cracked housing or split frame weakens the whole door.

Replacing the lock and reinforcing the strike plate restores security and peace of mind. It is also worth checking every other exterior door at the same time, since an intruder may have tried more than one.

Report the incident to police first if you have not already, then schedule the repair. Photos of the damage taken before any work begins can help with an insurance claim, and the locksmith's invoice documents what was replaced. Some homeowners also use this moment to add a deadbolt to doors that only had a knob lock.

4. Lost or Stolen Keys

A lost key ring is stressful, especially if it had your address or car fob attached. Anyone who finds it may be able to match it to your home.

In many cases, rekeying is enough and costs less than new hardware. If your locks were already aging, this can be a good moment to replace them instead. A locksmith can explain which option fits your situation.

The same thinking applies after a breakup, a roommate moving out, or letting go of a housekeeper who had a key.

5. You Want Better Security or Convenience

Older locks may lack features that are now common and affordable. Upgrading can mean a higher-grade deadbolt, a high-security cylinder that resists picking and unauthorized key copies, or a keyless or smart lock.

  • Keypad locks remove the need to carry keys at all.
  • Smart locks let you grant temporary access to guests or service workers.
  • High-security cylinders offer added protection for valuable property.
  • Biometric locks open with a fingerprint.

Read more about choosing hardware in our guide to why deadbolt locks are a smart choice.

Getting Your Locks Replaced

A professional install ensures the bolt aligns with the strike, the door closes smoothly and all locks can share one key if you like. Our residential locksmith service handles lock changes, repairs and upgrades throughout our service area.

Before the visit, count how many exterior doors you have and note any that already share a key. That simple list helps the technician plan the work and give an accurate quote.

Our team shares a price before any work starts, and major credit cards are welcome. Call 310-819-3002 to check availability and talk through your options.

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Frequently asked questions

Should I rekey or replace my locks?

Rekeying is often enough when the hardware is in good shape and you only need new keys. Replace when locks are worn, damaged or you want an upgrade. See our rekeying service.

Can a locksmith install a smart lock on my existing door?

Many smart locks fit standard door preparations. Our residential team can check your door and recommend a compatible model.

Locked out or need a lock looked at?

Call 310-819-3002 to check today's availability in your part of Los Angeles.