You’ve misplaced your keys. Or perhaps you’ve just moved. Whatever the circumstance, the query presents itself quickly — should you rekey the locks or outright replace them?

It’s not simply a convenience issue. It’s also a price, security, and an issue of understanding what works best for your door, whether a residential deadbolt lock, keypad door lock, or full smart lock system.

According to the National Crime Prevention Council, nearly 34% of burglars enter through the front door. This makes the lock setup one of the most important security decisions you make – especially if you have handed over the reserve key in the past or suspect that someone else may still have access.

In this guide, we will break down the real difference between lock rekeying and replacement, when you have to choose each other, and how the two options affect your home or business security.

What’s the Difference Between Rekeying and Replacing a Lock?

Let’s simplify it.

Rekeying a lock is retaining the current lock hardware—such as the deadbolt lock or door knob lock—but replacing the inner pins so that it will work using a new key. This is an excellent choice when you do not wish to spend money on replacement of the whole lock but also want to protect your property.

On the contrary, changing a lock would mean removing the whole lock setup and installing a new brand lock. This could be a simple deadbolt door lock, a smart deadbolt lock, or a keypad door lock, depending on your needs.

Here’s a brief comparison:

Rekeying locks tends to be cheaper, faster, and ideal when hardware is in working order.
Lock replacement provides you with increased security, particularly if your locks are old, damaged, or outdated.

Other people use lock rekeying when they are moving into a new home or when a roommate is leaving. But if the existing lock is rusting (due to moisture!) or not working well anymore, lock replacement is a better option.

When Should You Rekey Your Locks?

There are instances where rekeying locks simply does make sense—and will save you more time and money.

Here’s when you really should be thinking about doing it:

You recently bought a new home: One of the initial things that many Florida homeowners do upon buying a house is rekey door locks on homes. You don’t know who might still have a duplicate of the original key—former owners, contractors, even neighbors.
Lost or stolen keys: If the keys are lost and there’s a possibility they’re in the wrong hands, rekeying is worth it.
New tenants: Landlords usually rekey locks between tenants. It is an inexpensive means of securing the building without having to replace all equipment.
Following a break-in: Even if the burglar did not destroy the lock, rekey house locks just for peace of mind.

Choosing rekey Residential Locks means that your current deadbolt lock or keyboard door lock is set – you just change the internal configuration to work with a new key. It is fast, safe and budget friendly.

When Is Lock Replacement the Better Option?

Where rekeying locks is best in most day-to-day situations, there are instances where door lock replacement is the more intelligent and sometimes outright unavoidable—line of action.

This is when replacement of the lock is the better option:

Worn or broken locks: Florida’s humidity will rust outdoor hardware. If your deadbolt door lock is rusted, will not turn over, or frozen and stuck, it’s time to consider door lock replacement.
Upgrading to smart or high-security locks: Tired of the keychain? Homeowners are today disposing of old locks in favor of a keypad door lock, a smart deadbolt lock, or even an electronic keypad lock that offers keyless entry and remote programming.
Home security enhancement: Upgrading to a digital deadbolt lock or mechanical keypad door lock from your existing basic ones places an added layer of security—particularly for deadbolt front door lock sets.
You’ve had several rekeys already: If your lock has been rekeyed several times, wear inside can cause it to be less dependable. A new lockset provides you with the security of knowing everything functions properly.

It also enables you to choose a style and finish that will blend in with your home’s appearance, whether you have a cozy bungalow or high-tech condo today in the state of Florida.

Cost Comparison: Rekeying vs Lock Replacement

Let’s discuss dollars—because when it’s your home or business being protected, budget is just as important as protection.

Rekeying Locks

Rekeying a lock in Florida will generally be cheaper than replacing a lock. It realigns the pins internally with the lock so that the new key will function, but the outside hardware remains unchanged.

Average cost: $15- $40 per lock, plus service fee
Cheapest if your existing deadbolt lock or keyboard door locks are still operational
Fast turnaround—usually completed in the field within less than 30 minutes

Lock Replacement

Replacement locks entail the purchase of new hardware and professional installation.

Average cost: $70–$250 per lock, depending on the model
Smart locks, keyless entry door locks with deadbolt, and electronic deadbolt locks fall at the higher end

Great if you’re upgrading for style, features, or stronger protection

In short?

If you try to save money and your current locks are still solid, rekeying is the way to go. But if security, convenience or aesthetics run your decision, it may be worth investing for locks.

Final Thoughts: Rekey or Replace — What’s Right for You?

When it comes to securing your property, both rekeying locks and lock replacement have their place. It actually comes down to your goals.

If you have lost a key, have gone to a new house or want to limit the old key access without changing the hardware, the lock rekeying is fast, cheap and simply safe.

But if your locks are tired, busted, or you change with a smart deadbolt lock or keyboard door lock, the lock replacement is a smart, long -term step.

Getting what you choose keeps the place safe and the security remains intact.

And if you’re in Florida and need assistance, All American Locksmith has the lock rekeying and lock replacement services — from deadbolt door locks to electronic keypad locks and all stops in between.

Lock Rekeying Vs Lock Replacement