Types of door locks used in Residential Property

The type of door locks you choose to be installed on your homes may make or break your security. Choosing the best locks and security system for your house will have a big impact on your overall safety and is the best investment you can make for you and your family. Door locks are an essential part of any residential property as they are first in your line of defense against crime. They are born out of the necessity of people to protect their prized possessions from theft and burglary. There are numerous types of locks in the market right now and it is essential to have a basic understanding of these locks to help you choose the right one for your residential property. Here are common types of door locks used in residential properties.


You may have seen them in most houses that you have been to as they are one of the most common locks used in residential properties. The deadbolt is mostly used to secure exterior doors. Deadbolts come in three primary varieties: single, double, and lockable thumb-turn. Majority of homeowners use the type with single cylinders as this is the most common and easy to work with in case of emergency. However, some employ double cylinder deadbolt as they are more secure. Deadbolts do not utilize spring-loaded mechanisms to work the bolt, hence the term “dead”.

Knob Locks

Knob locks or doorknobs are also a common staple in every house. They are mostly used for interior doors, however, most homeowners use doorknobs for exterior doors as well. Using knob locks on your exterior door is one of the biggest mistakes you can make in securing your homes as they can be picked easily and buckle under exertion of force. Knob locks should only be used for interior doors as they are convenient to close and open. However, if you are planning on using knob locks in your exterior door, it is best to pair them up with deadbolts for added security.

Types of door locks used in Residential Property

Cylindrical Lever Locks

This type of lock is usually used in commercial properties but some houses use this too. These locks are easy to operate, even the structure of lock itself lends to easier and more efficient ingress and egress. They have a large push-down style handle rather than a knob that one must grasp and turn. They are used in homes inhabited by disabled or aged individuals as they are easier to open because of its design.

Mortise Locks

Mortise locks are also a common fixture in residential properties. Like deadbolts, mortise locks are equally revered because of its strength. They are usually found in apartment complexes and owners usually choose to maintain this type of lock. Mortise cylinder locks are threaded and actually screw into mortise hardware that is mounted within the door.

Electronic Locks and Smart Locks

The advent of technology has brought upon inventions and advancement of things and that includes locks getting an upgrade. Electronic locks and smart locks have become a popular fixture in homes nowadays because of the security and convenience that they offer. However, it is important to take note of the vulnerabilities of such locks. You do not want to install electronic locks that will compromise your security during a power outage. It is advisable to choose electronic and smart locks that make use of deadbolts, mortise locksets, and even euro cylinders.


Padlocks are one of the oldest and most relied on locks for decades and have maintained their integrity as a dependable lock. Although they are not the first choice for use in residential properties, they are however used as auxiliary add ons for added security in homes. Padlocks can also be used on their own or in conjunction with other locks to yield many security benefits. They are portable and convenient as they are typically not permanently attached to anything else.

There are a variety of locks in the market right now and it can be a daunting task to choose for the right one. However, with this article in hand and the right locksmith to help you in making the decision, deciding on what locks best suits your house will be easier. Achieving the level of security that you desire is easier and faster when you have our team of residential locksmiths at Legacy Locksmith to help you.

Call now for a locksmith Roswell GA

Contact us today for a free estimate

Contact Us
Contact Us

    Our Address770 Old Roswell Pl
    Unit F300
    Roswell, GA 30076

    We provide 24/7 mobile service

    For store hours please
    call us anytime 404-800-3858