When it comes to home and business security, changing your locks isn’t always the only solution. In many cases, Rekeying Your Locks is a faster, more affordable, and just-as-secure option. But how often should you do it?

Let’s break down the factors that influence how often you should rekey your locks and why it matters for your safety.

What Is Rekeying?

Rekeying is the process of changing the internal pins inside a lock so that old keys no longer work. A locksmith creates a new key to match the updated lock configuration—without needing to replace the entire lock hardware.

How do you rekey a door lock?

What Is Rekeying?

When Should You Rekey Your Locks?

There’s no single timeline that works for everyone. However, there are several situations that call for immediate rekeying:

1. You’ve Moved Into a New Home

Whether you bought a house or are renting, you never truly know who has copies of the existing keys. Previous owners, tenants, real estate agents, or contractors may still have access. Rekeying your locks should be one of your first steps after moving in.

2. Lost or Stolen Keys

If your keys have been lost or stolen, rekeying ensures that whoever finds them can’t access your property. Even if they don’t know your address, it’s better to be safe than sorry.

3. You’ve Had a Break-In or Security Breach

After a burglary or attempted break-in, it’s critical to rekey or replace your locks immediately. Intruders may return, especially if they suspect they still have access.

4. You’ve Gone Through Staff or Tenant Turnover

For business owners and landlords, rekeying is essential any time an employee or tenant moves out. This protects against unauthorized reentry and helps maintain a secure environment.

5. You’ve Shared Your Keys with Others

Sometimes you lend a spare key to a dog walker, contractor, or neighbor. Over time, it’s easy to lose track of who has access. If you’ve given out keys, and the job or relationship is no longer active, consider rekeying.

7 Benefits of Rekeying Locks

When Should You Rekey Your Locks?

How Often Should You Rekey as a Preventative Measure?

Even without a triggering event, many security professionals recommend rekeying your locks every 2 to 3 years—especially for rental properties or commercial spaces. Routine rekeying helps prevent access from long-forgotten key holders and gives peace of mind.

Benefits of Rekeying Your Locks

  • Cost-effective compared to full lock replacement
  • Improves security without hardware changes
  • Fast and convenient (often completed in one visit)
  • Allows you to upgrade to a master key system or change key access levels

Can You Rekey the Locks Yourself?

While DIY rekeying kits exist, it’s best to call a Professional Locksmith. Improper rekeying can damage the lock or reduce its security. A trained locksmith ensures the job is done right—quickly, securely, and with the right tools.

Final Thoughts

How often should you rekey your locks? It depends on your situation, but the rule of thumb is: any time your key security may be compromised, rekey your locks. For homeowners, landlords, and business owners, rekeying is a smart, cost-effective way to stay secure.

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Credit To: Defiant Door Hardware Channel