By the SecurityMan Security Team | Last updated: June 2026 | About SecurityMan
Understanding how to test deadbolt security is one of the most important steps you can take toward actually securing your home. FBI crime data shows that 34% of burglars enter through the front door, making it the single most common entry point. Yet most people have no idea whether the locks on their doors would survive a determined intruder. The lock industry uses grading systems, technical jargon, and marketing buzzwords that make it hard to figure out what you actually need. This guide cuts through the noise and gives you practical, tested information about how to test deadbolt security so you can make smart decisions about the hardware protecting your family.
Why How To Test Deadbolt Security Matters More Than You Think
Most people underestimate just how important how to test deadbolt security is to their overall home security. FBI crime data shows that 34% of burglars enter through the front door, making it the single most common entry point. The reality is that criminals look for the easiest targets, and homes with obvious security gaps are the ones they hit first.
What makes this topic especially important right now is that property crime patterns have shifted significantly in recent years. Remote work means more homes are occupied during the day, which has pushed some burglars to change their tactics. At the same time, the rise of package deliveries has created new opportunities for theft that did not exist a decade ago. Understanding how to test deadbolt security in this context helps you make smarter decisions about where to invest your security dollars.
Understanding How To Test Deadbolt Security: The Fundamentals
Not all locks are created equal, and the differences matter more than most people realize. The American National Standards Institute (ANSI) grades locks on a scale of 1 to 3, with Grade 1 being the strongest. According to lock testing by ASSA ABLOY, a properly installed ANSI Grade 1 deadbolt can withstand over 800 pounds of force, compared to just 150 for a standard doorknob lock. Most residential locks sold at hardware stores are Grade 3, which is the minimum standard and frankly inadequate for an exterior door.
Deadbolts are the gold standard for door security because they extend a solid metal bolt at least one inch into the door frame. Unlike spring-bolt locks (the kind in standard doorknobs), deadbolts cannot be pushed back with a credit card or shim. But a deadbolt is only as strong as the strike plate it latches into. If the strike plate is held by half-inch screws in soft wood, even the best deadbolt will fail when someone puts a boot to the door.
Smart locks add convenience features like keyless entry, remote access, and activity logs. But convenience and security are often at odds. Every wireless connection is a potential attack surface, and batteries die at the worst possible times. The best approach for most people is a high-quality mechanical deadbolt as your primary lock, with a smart lock as a secondary convenience layer.
Key Strategies for How To Test Deadbolt Security
1. Start with a thorough assessment of your current situation. Walk around your property and honestly evaluate every potential entry point, paying special attention to areas hidden from neighbors and street view.
2. Prioritize your security upgrades based on actual vulnerability, not fear. The most effective improvements are usually the simplest and cheapest: better locks, longer screws, adequate lighting, and consistent habits.
3. Layer your security measures so that no single point of failure compromises everything. If a lock fails, a sensor should detect the entry. If a sensor misses something, a camera should capture it.
4. Build security habits that become automatic. Lock doors every time you close them, not just when you leave. Set your alarm every night, not just when you remember. Consistency matters more than perfection.
5. Stay informed about security threats and solutions in your specific area. Join local community groups, follow your police department's social media, and talk to your neighbors about mutual security.
6. Review and update your security measures at least twice a year. What worked when you moved in may not be adequate if your neighborhood has changed or your family situation has evolved.
Expert Tips That Most Guides Miss
The direction your door opens matters for security. Outward-opening doors expose their hinges, which can be targeted for removal. If your exterior door opens outward, install non-removable hinge pins or security studs.
Do not store a spare key under the mat, in a fake rock, or above the door frame. Every burglar knows these hiding spots. Use a combination lockbox mounted in an inconspicuous location, or give a spare to a trusted neighbor.
What This Actually Costs (And How to Save)
Security does not have to be expensive to be effective. In fact, some of the highest-impact improvements cost less than a dinner out. Here is how the costs break down for typical how to test deadbolt security improvements.
| Price Range | What You Can Do | Impact Level |
|---|---|---|
| Free | Lock doors/windows consistently, trim bushes near entry points, improve habits | High |
| Under $25 | Upgrade strike plate screws, add window pins, install a peephole | High |
| $25-75 | Add a door security bar, window locks, or motion sensor light | Very High |
| $75-200 | Install a video doorbell, deadbolt upgrade, or door reinforcement kit | Very High |
| $200-500 | Full door reinforcement, window film on all ground floors, basic camera system | Excellent |
The key insight from security research is that most burglars are deterred by visible, basic measures. Research from the same UNC Charlotte study found that about 60% of convicted burglars said they would move on to another target if they saw signs of security measures. You do not need to outspend them. You just need to make your home harder to break into than the one next door.
Products Worth Considering
The SecurityMan 2-in-1 Door Security Bar combines a heavy-duty adjustable security bar with a built-in 120dB alarm. If someone forces the door, the alarm triggers immediately, alerting everyone in the house and likely scaring the intruder away. It works on any standard hinged door, requires zero installation, and adjusts to fit doors from 25 to 44 inches wide. For renters who cannot modify their doors, this is one of the most effective single security purchases you can make.
The SecurityMan Sliding Door Security Bar is purpose-built for sliding glass doors and fits in the lower track to prevent the door from being forced open. It adjusts from 19.5 to 51 inches and works with virtually any sliding door. Unlike a wooden dowel (which can roll or shift), this bar locks into position and provides consistent, reliable protection.
The SecurityMan Door Stop Alarm Wedge (2-Pack) pulls double duty as a physical door stop and a 120dB alarm. Slide it under any door, and it both blocks the door from opening and triggers an ear-splitting alarm if someone tries to force entry. At under $15 for a two-pack, it is one of the best value security products available, and it is especially useful for travel, dorm rooms, and apartments.
For permanent door reinforcement, the SecurityMan Door Barricade Bracket Kit installs on your door frame and accepts a standard 2x4 lumber barricade. When the bar is in place, the door cannot be forced open from the outside regardless of how much force is applied. It also includes a personal safety alarm for on-the-go protection.
For more on this topic, check out our guides on room-by-room security checklist and layered security guide.
Common Mistakes to Avoid
Related Reading
Explore more security guides from the SecurityMan blog:
- room-by-room security checklist
- layered security guide
- home security audit guide
- what actually works in security
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Shop All SecurityMan Products →Frequently Asked Questions
What is the strongest type of door lock?
A Grade 1 ANSI-rated deadbolt with a reinforced strike plate and 3-inch screws is the strongest setup for a residential door. This combination can withstand over 800 pounds of force. Smart locks can offer Grade 1 ratings too, but always verify the rating before purchasing.
How often should I replace my locks?
Locks do not have a set expiration date, but you should replace or rekey them when you move into a new home, after a break-in or attempted break-in, when keys are lost or stolen, or when the lock shows signs of wear (sticking, difficulty turning). A well-maintained Grade 1 deadbolt can last 20+ years.
Are smart locks safer than regular deadbolts?
It depends on the model. The best smart locks match or exceed traditional deadbolt security while adding convenience features. However, smart locks introduce potential electronic vulnerabilities and rely on batteries. For maximum security, pair a high-quality mechanical deadbolt with a smart lock for convenience.
What does ANSI Grade 1 vs Grade 2 vs Grade 3 mean?
ANSI Grade 1 is the highest security rating, tested to withstand 800,000 cycles and 10 battering ram strikes. Grade 2 handles 400,000 cycles and 5 strikes. Grade 3 is the minimum standard at 200,000 cycles and 2 strikes. For exterior doors, always choose Grade 1 or 2.
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