Control Your Keys and Boost Security with High-Security Lock Installation
High-security lock installation provides advanced protection against common break-in methods and unauthorized key duplication. This service is crucial for property owners, businesses, and rental managers seeking enhanced key control and robust physical security for their premises.
From $149 · typical arrival scheduled
24/7 dispatch
A person answers, any hour
Licensed & insured
Background-checked techs
Since 2009
15+ years in the DMV
Mobile vans
Stocked to finish on visit one
Locks that resist picking, bumping and a copy at the hardware store.
Installation of high-security cylinders and hardware with patented, restricted keyways — so keys cannot be duplicated without your authorisation, and the cylinder resists picking, bumping and drilling.
We survey the openings, recommend a keyway and grade that matches the actual risk, and install with reinforced strikes and proper screw length into the stud. Restricted keying means the key blank is legally controlled: a tenant or employee cannot walk into a hardware store and cut a copy.
How does high-security lock installation work?
We begin with a thorough survey of your existing openings, evaluating the specific vulnerabilities and traffic patterns of each door. This initial assessment helps us recommend the most suitable high-security cylinder and hardware grade that aligns with your actual risk profile. Our goal is to provide a robust solution that effectively resists picking, bumping, and drilling, protecting against sophisticated entry methods.
Installation involves careful attention to detail, including reinforcing strike plates and ensuring proper screw length extends into the door frame stud for maximum resistance against forced entry. A key component is the implementation of a restricted key system, which means the key blank is legally controlled. This prevents unauthorized key duplication, as tenants or employees cannot simply walk into a hardware store and cut a copy without your explicit authorization and our key control records.
What impacts the cost of a high-security lock system?
The cost for high-security lock installation begins with a $49 service call and a $149 starting price for the installation itself. Beyond this initial fee, the final price is determined by several factors, primarily the type and number of high-security cylinders and hardware components required. Different lock grades, such as Grade 1 commercial deadbolts, offer varying levels of resistance and come with different price points. The specific brand and patent features of the restricted keyway also play a role, as some provide longer patent protection or more complex key control systems.
Additional considerations include the need for reinforced strikes and jamb hardware, which are essential for maximizing resistance against physical force. If existing door frames require modifications or repairs to properly secure the new hardware, this may also affect the overall cost. We provide a detailed quote before any work begins, ensuring you understand the investment involved in securing your property with a system that prevents unauthorized key copies and enhances your pick resistant locks.
What are common mistakes to avoid with security upgrades?
A frequent misconception is believing that simply installing a "better" lock on a weak door or frame provides complete security. High-security locks are most effective when paired with reinforced door jambs and strike plates. Ignoring these structural elements can leave even the most advanced lock vulnerable to forced entry, as the attacker may bypass the lock by attacking the frame itself. Investing in only part of the solution can lead to a false sense of security and potential losses.
Another common pitfall is neglecting key control. Many property owners or managers install high-security lock systems but then fail to maintain strict records of key distribution or use standard, easily duplicatable key blanks for additional copies. This undermines the primary benefit of a restricted key system. Without proper key control records and patented keyways, unauthorized duplicates can still be made, negating the investment in advanced lock technology and compromising your security.
Why are these locks important in the Maryland, DC, and Baltimore areas?
The diverse architecture and dynamic population movement across Maryland, Baltimore, and Washington DC present unique security challenges that high-security lock installations address directly. In areas with high-density living, such as rowhouses in Baltimore or garden apartments inside the Beltway, controlling who has access becomes paramount. Properties with frequent tenant or employee turnover benefit significantly from restricted key systems, ensuring previous occupants cannot easily duplicate keys after leaving.
For commercial properties, government offices, and contractor facilities common in this region, the need for robust security and strict key control is often a requirement for compliance or insurance purposes. High-security locks provide the necessary defense against sophisticated entry attempts and help manage access in busy environments like Metro corridors or office complexes. This specialized security helps property owners maintain peace of mind in a complex urban and suburban landscape.
What's included
- Patented restricted-keyway cylinders
- Pick-, bump- and drill-resistant hardware
- Grade 1 commercial deadbolts
- Reinforced strikes and jamb hardware
- Key control records so duplicates need your sign-off
Call us when
- Keys keep getting copied without permission
- A break-in happened nearby
- You manage a rental, clinic or office with staff turnover
- Insurance or a landlord requires a higher grade
What this costs
A $49 service call brings a licensed technician and a stocked van to you; high-security locks starts at $149 on top of that and is quoted in full before dispatch.
Residential
- House lockoutfrom $65
- Lock re-keyfrom $99
- Lock changefrom $120
- New lock installationfrom $80
Automotive
- Car lockoutfrom $65
- Lock re-keyfrom $120
- Lock changefrom $165
- New lock installationfrom $145
Commercial
- Business / office lockoutfrom $95
- Lock re-keyfrom $135
- Lock changefrom $170
- New lock installationfrom $80
High-Security Locks where you are
We cover 121 communities across Maryland, Baltimore and Washington DC for this service.
Pick your area
- Accokeek, MD
- Adams Morgan, Washington DC
- Annapolis, MD
- Arboretum, Washington DC
- Arbutus, MD
- Arnold, MD
- Baltimore, MD
- Beallsville, MD
- Bel Air, MD
- Beltsville, MD
- Berwyn Heights, MD
- Bethesda, MD
- Bladensburg, MD
- Bloomingdale, Washington DC
- Bowie, MD
- Boyds, MD
- Brandywine, MD
- Brentwood, Washington DC
- Brightwood, Washington DC
- Bristol, MD
- Brooklyn Park, MD
- Bryans Road, MD
- Burtonsville, MD
- Cabin John, MD
- Camp Springs, MD
- Carney, MD
- Catonsville, MD
- Chevy Chase, MD
- Clarksburg, MD
- Clarksville, MD
- Clinton, MD
- Cockeysville, MD
- College Park, MD
- Colonial Village, Washington DC
- Columbia Heights, Washington DC
- Columbia, MD
- Crofton, MD
- Crownsville, MD
- Damascus, MD
- Davidsonville, MD
- Derwood, MD
- Dickerson, MD
- District Heights, MD
- Dorsey, MD
- Dundalk, MD
- Dunkirk, MD
- Dupont Circle, Washington DC
- Edgewater, MD
- Edgewood, Washington DC
- Elkridge, MD
- Ellicott City, MD
- Essex, MD
- Ferndale, MD
- Fort Lincoln, Washington DC
- Fort Meade, MD
- Fort Washington, MD
- Frederick, MD
- Gaithersburg, MD
- Gambrills, MD
- Germantown, MD
- Glen Burnie, MD
- Glen Echo, MD
- Glenarden, MD
- Greenbelt, MD
- Hanover, MD
- Highland, MD
- Hyattsville, MD
- Jessup, MD
- Kensington, MD
- Kettering, MD
- La Plata, MD
- Landover Hills, MD
- Landover, MD
- Lanham, MD
- Lansdowne, MD
- Laurel, MD
- Linthicum Heights, MD
- Lochearn, MD
- Logan Circle, Washington DC
- Lothian, MD
- Lutherville Timonium, MD
- Massachusetts Heights, Washington DC
- Middle River, MD
- Milford Mill, MD
- Millersville, MD
- Mount Rainier, MD
- National Harbor, MD
- New Carrollton, MD
- North Bethesda, MD
- North Potomac, MD
- Odenton, MD
- Olney, MD
- Overlea, MD
- Owings, MD
- Owings Mills, MD
- Oxon Hill, MD
- Parkville, MD
- Pasadena, MD
- Perry Hall, MD
- Pikesville, MD
- Poolesville, MD
- Potomac Heights, Washington DC
- Randallstown, MD
- Reisterstown, MD
- Riverdale, MD
- Rockville, MD
- Rosedale, MD
- Rossville, MD
- Severn, MD
- Severna Park, MD
- Silver Spring, MD
- Spencerville, MD
- Takoma, Washington DC
- Takoma Park, MD
- Towson, MD
- U Street, Washington DC
- Upper Marlboro, MD
- Waldorf, MD
- Wheaton, MD
- White Marsh, MD
- Woodlawn, MD
What our customers actually say
Real reviews from Google and Yelp, published exactly as our customers wrote them.
“When we moved into our new place, we called Chaim to rekey the locks. He was quick, professional, and very helpful. He also adjusted the doors, and they now close and lock more smoothly. Highly recommend using Q 24/7.”
Dan Granot
Lock rekey
“I called and had my 3 month old and 2 year old locked inside my condo. He arrived extremely fast and tried multiple ways to open the door. He successfully opened my door within 15 minutes promptly. Amazing service and very friendly. Would recommend for any emergency!!!!!”
Zoeys Mommy
Emergency house lockout
“Hay was extremely professional and very courteous. He did an outstanding job replacing 2 locks and re-keying one lock for me. Hay took the time to explain what needed to be done and why. I would absolutely use this company again. And their prices were very reasonable.”
Joycelyn McAllister Monayong
Lock change + rekey
Find us
8405 Greenbelt Rd #201
Greenbelt, MD 20770
We're a mobile locksmith — the van comes to you. The Greenbelt address is our dispatch base, and it's where the Maryland, Baltimore & Washington DC coverage radiates from.
High-Security Lock Installation — questions
Still not sure? Call (888) 571-4443 — a real dispatcher will tell you what the job involves before anyone is sent out.
What is a restricted key system?
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A restricted key system uses patented key blanks that are legally controlled. This means only an authorized locksmith, like Q 24/7 Lock Service, can duplicate them, and only with your explicit permission and verifiable authorization. It prevents tenants, employees, or anyone else from easily making unauthorized copies at a standard hardware store, enhancing your overall key control and security.
Can high-security locks prevent all break-ins?
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While high-security locks significantly increase resistance to picking, bumping, and drilling, no lock can guarantee absolute protection against all forms of forced entry. They are a critical deterrent and defense, but effective security also depends on the overall strength of your door, frame, and hinges. We assess your entire opening to recommend a comprehensive security solution.
How long does high-security lock installation take?
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The typical arrival for scheduled high-security lock installation is planned at your convenience. The installation time itself can vary depending on the number of locks and the complexity of the existing hardware. A single lock installation usually takes about 30 minutes to an hour per door. Multiple doors or custom requirements will take longer.
Do I need to replace my entire door for high-security locks?
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In most cases, you do not need to replace your entire door. High-security cylinders and hardware are typically installed into your existing door and frame. However, we may recommend reinforcing your door jamb or strike plate if they are weak. Our assessment during the service call will determine if any structural modifications are necessary.
What types of properties benefit most from these locks?
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High-security locks are highly beneficial for any property where key control and robust physical security are priorities. This includes rental properties, multi-unit residential buildings, commercial offices, medical clinics, government contractor facilities, and homes in high-traffic areas. They are ideal for situations with staff turnover or where valuable assets need extra protection.
What payment methods do you accept for this service?
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For your convenience, Q 24/7 Lock Service accepts various payment methods for high-security lock installation. You can pay with cash, Visa, Mastercard, American Express, Apple Pay, Zelle, or Venmo. Payment is collected after the job is completed and you are satisfied with the installation of your new security system.
Need high-security locks?
One call reaches a live dispatcher, 24 hours a day. Upfront price before a van moves.