The 16 Essential Door Lock Types for Securing Homes and Offices

In 2023, the United States saw 1,347.2 thefts for every 100,000 people (according to Statista), highlighting the importance of strong security for both residential and commercial. For general contractors and architects, adding security features in their designs is a priority. It’s not just about creating attractive spaces; it’s also about preventing break-ins and theft.

A key part of improving security is choosing the right door lock types, which should be both functional and durable, while also fitting the style of the space. Whether it’s a home, office building, or factory, contractors need to understand the different types of locks available in the market to offer the best protection. This guide explores 16 different types of door locks, explaining how each one works, its advantages, and how it helps prevent theft and break-ins.

16 Door Lock Types: Uses, Advantages, and More

1. Deadbolts: Strong Security Locks

Best For: Residential and commercial doors that require top-notch protection.

Deadbolts don’t rely on springs, making them harder to break into. These types of door locks use a solid locking mechanism, and are available in single, double, or lockable thumb-turn versions. These are ideal for exterior doors.

Advantages:

• Difficult to break or tamper with.
• Enhances security when paired with other locks.
• Easy to install and maintain.

2. Knob Locks: Ideal for Interior Doors

Best For: Interior doors or areas that don’t need heavy security.

These are common door lock types found on many doors but aren’t strong enough for outdoor use. They work best in homes or offices where security isn’t a high priority.

Advantages:

• Simple to install.
• Perfect for low-security areas.
• Available in various styles to match room decor.

3. Padlocks: Portable Security

Best For: Gates, sheds, or situations where you need temporary security.

Padlocks are portable and can be used on gates, fences, or anywhere quick security is needed. These kinds of locks are available with either a key or a combination for locking.

Advantages:

• Easy to move around.
• Special designs make them tough to cut.
• Perfect for flexible, temporary security needs.

4. Mortise Locks: Heavy-Duty Commercial Security

Best For: Office doors, apartments, or glass entry doors.

Mortise locks are robust, designed for high-traffic doors, and are commonly used in commercial spaces. These lock types are built to secure thicker doors.

Advantages:

• Very durable, ideal for doors with frequent use.
• Can be used with both levers and knobs.
• Fits various door sizes.

5. Lever Handle Locks: Easy to Use and Stylish

Best For: Offices, public spaces, or areas needing ADA (Americans with Disabilities Act) compliance.

Lever handles are easier to use than round knobs, which makes them ideal for people with limited hand strength. These types of door locks are also stylish and practical for commercial settings.

Advantages:

• Accessible for people with disabilities.
• Sleek, modern design.
• Durable and resistant to wear.

6. Latch Locks: Effortless Security

Best For: Gates, secondary doors, and childproof entryways.

Latch locks automatically secure doors with a spring-loaded bolt, offering a simple and a reliable solution for everyday use. These door lock types are a great choice when you need convenience and moderate security.

Advantages:

• Automatically locks your door
• Strong and hard to tamper with
• Simple, no-fuss operation

7. Smart Locks: Modern Security at Your Fingertips

Best For: Tech-savvy homes and offices.

Smart locks let you control access remotely via your smartphone or biometrics, making traditional keys obsolete. Perfect for those who want something different among the many different kinds of locks available in the market and love the latest in security technology.

Advantages:

• Customizable access options
• Very difficult to hack or tamper with
• Great for high-tech setups

8. Disc Locks: Strong and Re-keyable

Best For: Warehouses, offices, and high-security areas.

Disc locks offer top-notch security with the added benefit of being rekeyable without having to take them apart. These lock types are ideal for places that need extra protection, like storage facilities or high-risk locations.

Advantages:

• Easy to rekey
• Tough and secure design
• Perfect for high-risk areas

9. Electronic Locks: Keyless Convenience

Best For: Both home and business entry points.

With electronic locks, you can ditch the traditional key and use advanced tech for easy access. These kinds of locks are common in both homes and businesses where security and convenience go hand in hand.

Advantages:

• Auto-locks for peace of mind
• Works with smart home systems
• Easy to use

10. Single Cylinder Deadbolts: Simple and Secure

Best For: Exterior doors in homes.

These deadbolts have a key slot on the outside and a thumb turn on the inside, offering a great balance of security, affordability, and ease of use. These locks are perfect for keeping your home secure without hassle.

Advantages:

• Affordable and straightforward
• Easy to operate in emergencies
• Great for indoor locking too

11. Cam Locks: Ideal for Furniture and Cabinets

Best For: Office furniture and custom cabinetry

Cam locks are small, cylindrical locks typically used in furniture. These types of door locks are versatile and come in various sizes and materials, making them perfect for a wide range of designs.

Advantages:

• Available in different sizes and materials
• Weather-resistant options available
• Easy to install in furniture

12. Venting Locks: Secure Sliding Doors and Windows

Best For: Sliding doors and double-hung windows.

Venting locks are designed for sliding doors and windows, allowing you to control ventilation while keeping your space secure. These door locks are pick-proof and user-friendly.

Advantages:

• Pick-proof for added security
• Simple to use
• Allows dual-position locking for airflow control

13. Cylindrical Lever Locks: Built for High-Traffic Areas

Best For: Doors in offices and institutions.

Cylindrical lever locks are durable and commonly used in high-traffic areas. These lock types are designed for both single and double-bore installations, making them versatile and reliable for frequent use.

Advantages:

• Quick to rekey
• Extremely durable for everyday use
• Flexible for different installations

14. Single Lever Locks: Easy and Safe

Best For: Hospitals, schools, and commercial buildings.

Single lever locks combine a deadbolt and latch into one smooth mechanism, making them ideal for emergency exits. These locks also meet safety code requirements.

Advantages:

• Versatile and easy to use
• Compliant with safety codes
• Simple to install and operate

15. Double Lever Locks: High-Security and Stylish

Best For: Secure residential or commercial doors.

Double lever locks offer extra protection with a dual-lever system that’s harder to tamper with. These door locks provide enhanced security and a modern, sleek look.

Advantages:

• Extra security with a dual-lever system
• Sleek, modern design
• Durable and stylish

16. Euro Cylindrical Locks: Extra Protection for Entryways

Best For: Front doors and high-security entry points.

Euro cylindrical locks are often paired with multi-point locking systems for added security. These types of door locks are easily rekeyable and can support multiple cylinders, all controlled by one key.

Advantages:

• Easy to rekey
• Multiple cylinders can be controlled with a single key
• Thumb-turn options available for easier interior locking