Mortise Locks
Upgrade or replace mortise locks on metal and wooden doors. Ideal for older properties and commercial doors needing strong, long-lasting hardware.
Change Lock & Rekey Service South Gate CA (562)270-0450
People often search for Lock Change South Gate when security suddenly feels uncertain and action is needed. Lost keys, moving into a new house or office, stolen keys, burglary repair, or a planned security upgrade all create the same concern: who still has access. Lock Change South Gate is a mobile locksmith company serving South Gate, California, helping homeowners and businesses replace or rekey locks with clear communication and dependable results.
Our work starts with understanding your door and your needs. We arrive at your location in South Gate, inspect the existing hardware, and explain what will actually improve safety and usability. Whether you need one residential lock changed or a coordinated commercial rekey, our focus is smooth operation and long-term reliability.
A lock’s performance depends on more than the cylinder. Door alignment, strike plates, hinges, and the frame all play a role in how securely and smoothly a lock works. Lock Change South Gate addresses the full system so your new lock feels solid now and stays that way.
If you’re deciding between a lock change or rekey, or choosing between deadbolt, mortise, or smart lock options, we explain the differences in plain terms. You approve the final price before work begins. The result is straightforward security without surprises.
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Why Changing Locks
Changing locks in South Gate is one of the quickest ways to regain control over your property. When keys are lost, there is no reliable way to know who might find them. Rekeying or replacing the lock removes that uncertainty immediately.
Moving into a new house or office is another common reason customers call Lock Change South Gate. Previous owners, tenants, cleaners, or contractors may still have copies of keys. A fresh lock or rekey gives you a clean start.
Stolen keys increase urgency because they can be used intentionally. Acting quickly helps prevent unauthorized entry. Securing doors promptly reduces risk and restores peace of mind.
Burglary repair often includes lock replacement because forced entry can weaken internal parts and alignment. Even if a lock still turns, it may no longer protect properly. Replacing it restores real security.
Security upgrades are also proactive decisions. Locks wear down, keys stick, and latches loosen over time. Replacing aging hardware improves reliability and everyday confidence.
Lock Change Vs Rekey
A lock change replaces the existing hardware with a new lock and new keys. This option is best when the lock is damaged, outdated, or you want a higher security level. Many customers also choose replacement for a new style or finish.
Rekeying keeps the lock hardware but changes the internal pins so old keys no longer work. It’s usually faster and more affordable when the lock is in good condition. Rekeying is ideal when you want one key for multiple doors.
The right choice depends on the condition of the lock and your goals. Our South Gate locksmiths inspect the door and explain both options clearly. You decide before any work begins.
Deadbolt Vs Mortise
Deadbolts are widely used on residential doors because they are strong and simple. A solid metal bolt extends into the door frame, improving resistance against forced entry. Deadbolts are easy to service and upgrade.
In a deadbolt lock, the cylinder is built outside of the door frame and mounts through the door itself. This design allows easier replacement without major door modification and offers flexibility in security grades.
Mortise locks are often found on older homes, custom doors, and commercial buildings. The lock body fits into a pocket cut into the door edge, creating a sturdy and integrated system. Mortise locks are known for durability.
Because mortise locks require precise alignment, they usually need experienced handling. When a door is already prepped for mortise hardware, replacing like-for-like is often the best approach.
Smart Locks
Smart locks are popular in South Gate because they add convenience while maintaining security. Codes, schedules, and app-based access reduce the need for physical keys. This is especially helpful for rentals and offices.
Standard smart locks are complete systems with integrated electronics and exterior components. They’re often chosen when replacing an existing lock entirely. Many include auto-locking and temporary access features.
Retrofit smart locks convert an existing deadbolt into a smart lock by replacing the interior portion. This keeps the exterior hardware and physical key. Retrofit options are ideal when preserving exterior appearance.
Choosing the right smart lock depends on door compatibility and daily use. Proper alignment is critical for reliability and battery life. We install smart locks so they work smoothly every day.
Do It Yourself VS Using Professional Locksmith
DIY lock replacement can work for simple setups when measurements and alignment are correct. It may save money upfront. The downside is improper installation that affects security or causes premature wear.
Professional locksmith service ensures the lock is installed and tested correctly. Technicians can identify door or frame issues that DIY work often misses. This improves long-term performance.
Using Lock Change South Gate includes warranty coverage on parts and labor. If adjustments are needed, you have support. Professional service often saves time and frustration.
Common Lock We Work With
Schlage is trusted for residential and commercial use with consistent performance. https://www.schlage.com/
Yale offers dependable locks and popular smart options. https://www.yalehome.com/
Kwikset is common in residential homes and rentals. https://www.kwikset.com/
Medeco provides high-security locks with restricted key control. https://www.medeco.com/
Adams Rite is widely used on storefront aluminum doors. https://www.adamsrite.com/
Mul-T-Lock is known for high-security cylinders. https://www.mul-t-lock.com/
ASSA ABLOY supports advanced commercial locking systems. https://www.assaabloy.com/
Baldwin is chosen for premium residential doors. https://www.baldwinhardware.com/
Von Duprin is known for panic bars and exit devices. https://www.vonduprin.com/
How much does a lock change service cost?
Lock change pricing in South Gate depends on the lock type, door condition, and labor involved. The table below provides general estimates to help you plan. Final pricing is confirmed after on-site diagnosis.
| Service type | Price |
| Service call | $29 |
| Residential lock change | $95 - $195 |
| Residential rekey | $25 - $55 |
| Commercial lock change | $145 - $320 |
| Commercial rekey | $30 - $65 |
| High security lock change | $220 - $550 |
| Smart lock installation | $125 - $360 |
All prices are estimates. The final price depends on door condition and lock selection. You approve the final price before work begins.
Why choosing Lock Change South Gate
Lock Change South Gate focuses on dependable service and honest communication. We work toward the best rating in town by delivering consistent results. Our reputation is built on trust.
With more than 10 years of experience, we specialize in deadbolt and mortise lock change and rekey. We’re recognized across Google Maps, Yelp, HomeAdvisor, and similar platforms. Competitive pricing and upfront estimates are standard.
We are licensed, bonded, and insured, and we use modern tools for advanced locks. Same-day mobile service is available when scheduling allows. Every job includes a 6 months warranty for parts and labor.
Frequently Asked Questions
Should I change locks after moving?
Yes, it ensures previous keys no longer work.
Is rekeying secure?
Yes, when the lock hardware is in good condition.
How long does a lock change take?
Most residential jobs take under an hour.
Can one key work for all doors?
Often yes, if locks are compatible.
Are smart locks reliable?
Yes, when properly installed and aligned.
Do smart locks have key backups?
Many models do, some are keypad-only.
Do you offer same-day service?
Yes, when scheduling allows.
Are you insured?
Yes, licensed, bonded, and insured.
Is there a warranty?
Yes, 6 months on parts and labor.
Will I approve pricing first?
Yes, before any work begins.
Conclusion
Lock Change South Gate provides professional lock replacement and rekey services for homes and businesses in South Gate, California. We focus on security, clarity, and long-term reliability.
We also serve nearby areas around Downey including Norwalk, Paramount, Bell Gardens, Pico Rivera, South Gate, and Lakewood. Common zip codes include 90240, 90241, 90242, 90280, and 90201.