Non-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
You get a price before we start. It does not change when we arrive. No surprises.
Door Reinforcement in Los Angeles, CA
Door reinforcement in Los Angeles typically costs between $150 and $450 per door, depending on the hardware grade and the existing condition of the door frame. Novak Lock & Security provides this service to homeowners across Los Angeles who need to upgrade their entry points, ensuring that frames, strikes, and hinges can withstand forced entry attempts. We provide firm, written pricing before any work begins, and every installation is backed by our 365-Day Done Right Promise. If you are concerned about the security of your front or back door, call (213) 632-4875 for a free estimate.
Many homes in neighborhoods like Silver Lake, Brentwood, and Highland Park feature older door frames that have softened over time or were installed with minimal security hardware. A standard residential door is only as strong as its weakest component, which is often the strike plate or the length of the screws holding the hinges. As part of our Residential Locksmith in Los Angeles services, we specialize in hardening these entry points. We don’t just swap out a lock; we evaluate the entire system-the door, the jamb, the hinges, and the lock mechanism-to ensure it meets the security standards your home requires.
When You Need Door Reinforcement
You should consider reinforcing your doors if you notice specific signs of vulnerability or if you are upgrading your security infrastructure. We frequently see these issues when performing site assessments across the city:
- The strike plate is loose or secured with short screws: If your strike plate is only held in place by 1/2-inch or 3/4-inch wood screws, it will likely pull straight out of the door jamb under force. We replace these with heavy-duty strike plates secured by 3-inch screws that anchor into the wall stud behind the jamb.
- Visible gaps between the door and the frame: Large gaps can allow an intruder to insert a pry bar or screwdriver to manipulate the latch or deadbolt. We install door security hardware that closes these gaps and prevents prying.
- The door frame is splintered or cracked: Older wood frames in areas like Hollywood or Pasadena often suffer from rot or previous break-in attempts. We repair the integrity of the jamb before installing reinforcement plates to ensure the hardware has a solid base.
- You have installed high-security locks on a weak door: Installing a high-security cylinder, such as those from Medeco or Abloy, is ineffective if the surrounding door structure can be kicked in easily. The hardware must match the strength of the frame.
- Hinge screws are pulling out: If your door sags or the hinges are pulling away from the frame, the security of the hinge side is compromised. We install hinge reinforcement kits to prevent the door from being pushed in or pulled out on the hinge side.
Our Door Reinforcement Process

When you call us for door reinforcement, we follow a strict procedural framework to ensure the job is done correctly the first time. We adhere to The Haven Standard, which governs our documentation and installation quality.
- Site Assessment: We arrive at your home and inspect the door, frame, and current hardware. We identify specific weaknesses, such as soft wood in the jamb or insufficient screw depth.
- Written Quote: Before we touch a tool, we provide a written price for the reinforcement work. Per Haven Standard Clause 1, the price we quote on the phone or at the door is the price on the invoice. No changes, no surprises.
- Frame Preparation: If the wood is damaged or soft, we reinforce the jamb area to ensure it can support the new hardware. We do not simply screw into compromised wood.
- Hardware Installation: We install the chosen reinforcement components, such as heavy-duty strike plates, hinge pins, or security door bars. We ensure all fasteners are driven into the structural studs of the house, not just the trim.
- Operation Check: We test the door’s operation to ensure the lock engages smoothly and the door closes securely without binding.
- Documentation: We leave you with a documented photo record of the work performed, showing the installation details and the completed security upgrades.
Door Reinforcement Pricing in Los Angeles
We believe in upfront, transparent pricing. Because every door and frame condition is different, we assess your specific needs before giving you a price. The following ranges reflect typical costs for reinforcement work in the Los Angeles metro area:
| Service Item | Estimated Cost Range |
|---|---|
| Heavy-Duty Strike Plate Install (per door) | $150 – $225 |
| Hinge Reinforcement Kit (per door) | $125 – $200 |
| Full Door Security Hardware Package | $300 – $450 |
| Jamb Repair (if required for reinforcement) | $100 – $300 |
These prices include the hardware and labor. If you have multiple doors that need attention, we provide a comprehensive quote for the entire project. Call (213) 632-4875 to get an exact quote for your home. We offer free estimates, so you know exactly what the cost will be before we arrive.
FAQs - Door Reinforcement

How much does it cost to reinforce a door in Los Angeles?
Door reinforcement typically ranges from $150 to $450, depending on the specific hardware required and the condition of your existing door frame. We provide a firm, written price before we start any work, so you are never surprised by the final bill. Call (213) 632-4875 to discuss your specific door and get an estimate.
Can you reinforce a door frame without replacing the door?
Yes, we can frequently reinforce an existing door frame without needing to replace the door itself. By installing heavy-duty strike plates, hinge reinforcements, and specialized security hardware, we can significantly increase the resistance of your current setup. If we determine that your frame is too damaged to support reinforcement, we will tell you upfront before any work begins.
Are there specific door brands you recommend for high security?
We work with a variety of premium lock and hardware brands, including Medeco, Mul-T-Lock, Schlage, and Abloy, which offer robust security features. The brand of the lock is important, but the installation method-specifically how the strike plate and hinges are anchored into the structural studs-is what determines the true security of the door. We ensure all installations meet our rigorous internal standards.
Do you provide a warranty on door reinforcement?
Yes, every installation we perform is backed by our 365-Day Done Right Promise. If the hardware fails or if there is an issue with the installation within that year, we will come back and make it right at no additional cost. We stand behind our work because we follow strict installation procedures, including the use of proper fasteners and structural anchoring.
If you are concerned about the security of your home and want to ensure your doors are properly reinforced, we are ready to help. Our technicians are background-checked, uniformed, and dedicated to the high standards we have maintained since 2002. Whether you are dealing with an aging door frame or simply want to upgrade your home’s security, we offer professional service with no hidden fees. Call (213) 632-4875 today for a free estimate or to schedule a visit from our home service team.
Written by Daniel Novak, Owner at Novak Lock & Security Los Angeles, serving Los Angeles since 2002.






