Multiflex logo

24/7 Toll Free: (877) 285-0408
Maryland: (240) 345-1455

Washington DC: (202)800-2622
Baltimore: (410) 670-7799

Multiflex logo

24/7 Toll Free: (877) 285-0408
Maryland: (240) 345-1455
Washington DC: (202)800-2622
Baltimore: (410) 670-7799

High-quality Residential Door Lock Installation Services by Trusted Locksmiths in MD and DC

Locksmith Services: Residential and Commercial Locksmith Services

Install Locks

Install Locks

Our locksmith company offers comprehensive locksmith services, specializing in both residential and commercial locks. We understand the critical role that door and lock security plays in your life, whether it’s for your home or business. Our experienced locksmiths excel in the installation and repair of various lock types, ensuring your property remains secure.

With a focus on services in Maryland, we cater to the diverse needs of our clients, offering expertise in commercial and residential locks. Trust our locksmith company to provide top-notch solutions, guaranteeing the safety and protection of your valuable assets. When it comes to locksmith services, our team is your reliable partner, ensuring that your locks and security are in expert hands.

Expert Lock Installation: Enhancing Security in MD

Our local locksmith company specializes in expert door installation, providing unparalleled security solutions for residents in MD. If you’ve encountered a home lockout or lost your key, our skilled Maryland locksmiths are here to help. We offer services in MD, to ensure your security remains intact, and rekey your locks. Additionally, we can add extra deadbolts to your door, enhancing your protection against potential threats. If locks are becoming weak, don’t worry we also replace your locks. To increase your safety, trust our expert locksmiths to assess your security needs and provide the right solutions. Whether it’s rekeying, additional deadbolts on your door, installing a lock, or any lock-related concern, we’re here to ensure your peace of mind.

Door Lock Installation Services: Residential Locksmith Expertise

Underscores the critical role of door lock installation in safeguarding homes. Proper lock installation is vital as it acts as the first line of defense against unauthorized access, providing homeowners with peace of mind and ensuring the safety and security of their families and belongings. Our residential locksmiths are experts in this field, offering specialized skills and knowledge to install, repair, and maintain door locks effectively. Whether upgrading to high-security locks or replacing old and worn-out ones, our services play a crucial role in fortifying your home’s defenses and enhancing overall security.

High Security Locks: Ensuring Safety in Silver Spring, MD

High security is crucial in Maryland and Washington, D.C. due to several factors. First and foremost, both areas are densely populated, leading to higher risks of property crimes and intrusions. High security for lock and key measures acts as a deterrent against break-ins, thefts, and unauthorized access.

Moreover, Washington, D.C. is the capital of the United States, and houses many government agencies diplomatic missions, and other professional residential houses, making it a potential target for security threats. High-security measures are essential to protect sensitive information and ensure the safety of individuals in these areas.

Additionally, the residents of Maryland and Washington, D.C. value their safety and peace of mind, and investing in high-security systems and locks provides an added layer of protection for their homes and businesses. It allows them to rest assured that their properties are well-secured against potential threats and intrusions.

Mobile Locksmith: Convenience and Security in MD and DC

Our mobile locksmith service in Maryland and Washington, D.C. offers unparalleled convenience and security solutions when you need them most. Whether you’re locked out of your home, facing a lock problem, or have lost your keys, our 24-hour locksmith services are just a call away.

We specialize in rekeying existing locks, ensuring that the lock you need is readily available. Our skilled locksmith are well-equipped to handle multiple locks, from common locks to high-security brands and electronic locks that take away the risk of lost keys without compromising security.

The door locks like deadbolts and electronic systems are meticulously installed to provide you with peace of mind. Don’t let lock issues disrupt your day; rely on our mobile locksmith service for quick, reliable, and efficient solutions to all your locksmith needs.

Our Installation Process: Replace Your Locks Now!

  1. Gather Materials: Gather all the necessary materials and tools, including the high-security lockset, a screwdriver, a drill, a hole saw, a chisel, a tape measure, and screws.

  2. Measure and Mark: Measure and mark the appropriate height for the lock and the deadbolt on the door, following the manufacturer’s guidelines.

  3. Drill Holes: Use a hole saw to drill holes for the lock cylinder and the deadbolt on the door. Ensure that the holes are aligned properly.

  4. Chisel Out the Strike Plate Area: Use a chisel to create a recess for the strike plate on the door frame. This should align with the deadbolt hole.

  5. Install the Lockset: Insert the lock cylinder into the hole on the door, and secure it in place using the provided screws. Attach the thumb turn or keypad on the interior side, and the exterior handle or keypad on the outside.

  6. Install the Deadbolt: Insert the deadbolt mechanism into the hole on the door, making sure it aligns with the strike plate. Secure it with screws.

  7. Install Strike Plate: Attach the strike plate onto the door frame, ensuring it lines up with the deadbolt. Secure it with screws.

  8. Test the Lock: Test the lock to ensure it operates smoothly from both the inside and outside. Make any necessary adjustments to the strike plate or lock alignment.

  9. Tighten Screws: Make sure all screws are tightened securely.

  10. Key and Code Setup (if applicable): If the lock has a key or code-based entry system, follow the manufacturer’s instructions to set up keys or codes as needed.

  11. Final Inspection: Inspect the lock from both sides of the door to ensure it functions properly and provides the desired security.

  12. Cleanup: Clean up any debris from the drilling and installation process.

It’s essential to follow the specific instructions provided by the manufacturer of the high-security lock you are installing, as installation procedures can vary between different brands and models. Additionally, consider seeking professional installation if you are not confident in your ability to install the lock correctly.

Common Lock Types

  1. Deadbolt Locks: Deadbolts are known for their robust security. They come in single-cylinder (keyed on one side, thumb turn on the other) and double-cylinder (keyed on both sides) variants.

  2. Cylinder Locks: These locks use a cylinder mechanism and can be found in various types, including pin tumbler locks and wafer locks.

  3. Mortise Locks: Typically used in commercial and residential applications, mortise locks are installed inside the door and require a pocket (mortise) to be cut into the door.

  4. Padlocks: These are portable locks that come in various sizes and can be used in a wide range of applications. They are often key-operated or combination locks.

  5. Cam Locks: Commonly found in cabinets, mailboxes, and lockers, cam locks are simple, key-operated locks that rotate a cam to secure or release the locking mechanism.

  6. Knob Locks: These locks are often used on interior doors and have a knob on both sides. They may not provide the same level of security as deadbolts.

  7. Lever Handle Locks: Lever handle locks are commonly used in commercial and institutional settings, offering ease of use and accessibility compliance.

  8. Smart Locks: These locks use electronic or Wi-Fi technology for remote control and monitoring, often accessible via smartphones or other devices.

  9. Keyless Entry Locks: These locks allow access without physical keys and can use methods like PIN codes, biometrics, or proximity cards for entry.

  10. Camper/RV Locks: Specifically designed for recreational vehicles and campers, these locks often have unique configurations to fit RV doors.

  11. Bicycle Locks: Used to secure bicycles, these locks can be cable locks, U-locks, or chain locks.

  12. Combination Locks: These locks open using a numerical combination rather than a key.

  13. Tubular Locks: Often found in vending machines and cylindrical locks, these locks have a circular keyway.

  14. Furniture Locks: Designed for securing furniture, cabinets, and drawers, these locks come in various styles.

  15. Rim Locks: Mounted on the surface of a door, rim locks are often used on gates and older-style doors.

  16. Euro Cylinder Locks: Common in Europe, these locks are used in a variety of applications and are typically operated with a key from the outside and a thumb turn from the inside.

  17. Wall-Mounted Lock Boxes: These are secure containers for storing spare keys, often used for emergency access to homes or properties.

  18. Bump-Proof Locks: Locks designed to resist lock bumping, a technique used to open traditional pin tumbler locks with a special key.

These are some of the most common lock types, and each has its own characteristics and suitability for different security needs and applications. The choice of lock type depends on factors like security requirements, location, and intended use. 

If you are confused about what to use you need an expert locksmith to help. Don’t worry we have 24 hours locksmith Baltimore services and mobile services, which are always available wherever you are in Maryland and Washington DC. Call King Door and Lock now! 

Our 24 hours Locksmith Services 

  • Deadbolt Installation  
  • High Security Locks Installation
  • New Locks Installation
  • Repair And Install Locks
  • Rekey Services

Frequently Asked Questions About Our Residential Locksmith Services


What kind of lock should I consider for my residential lock service needs in Maryland and DC?

When considering the right lock for your residential lock service, it’s essential to assess your security needs. Our professional locksmiths can help you choose the best lock type, from deadbolt locks to electronic locks, ensuring the safety and security of your home.

Do you offer car locksmith services in your service area, including Baltimore, MD? 

Yes, we provide a wide range of car locksmith services, including key replacement and lock repair, in our service area, which includes Baltimore, MD. If you’re locked out of your car or need assistance with your vehicle’s lock systems, give us a call for 24-hour locksmith services.

Can you install any type of lock for residential lock services? 

Absolutely, our locksmiths have expertise in installing various lock types, ensuring we meet your specific needs when you’ve moved into a new home or someone is rekeying your locks.

What are the benefits of adding additional deadbolts on my door during a lock change?

Adding extra deadbolts to your door enhances security and provides peace of mind. Our reliable locksmiths can help you assess whether this is the right choice for your home’s safety and security.

Do you work with different types of locks for residential and commercial lock services?

Yes, we work with a wide range of locks, from common locks to high-security and electronic locks. Our professional locksmiths are equipped to handle all your lock service needs, whether for residential or commercial properties, ensuring your locks are in the best shape possible.


“Their service is outstanding!”

– Ashley

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In-House Experts

We do not outsource for our work. You save money because our experts are in-house!

    About us


    At King Locksmith and Doors, we specialized in high-end and professional locksmith and door services. We have an in-house door installation expert and do not hire out for any door or lock services.  Our technicians are all highly trained and well equipped to help you with any and all door and lock service needs.

    Contact us

    King Locksmith & Doors, Inc.

    Professional Locksmith & Door Experts

    111 University Blvd West Silver Spring, MD 20901

    3283 M St. NW, Washington, DC 20007