Highland HEIGHTS MEMPHIS LOCKSMITH
From the blog

Best Door Knob Locks and Deadbolts for Memphis Homes

Memphis homes have character — and that character often comes with older door frames, aging wood, and hardware that was installed long before today's security standards existed. Whether you're in a bungalow off Cooper-Young, a craftsman near Midtown, or a ranch-style home in Bartlett, the doors you're locking every night may be more vulnerable than you think. Choosing the right door knob lock and deadbolt combination isn't just a shopping decision — it's a genuine security decision that can determine whether a break-in attempt takes seconds or gets stopped entirely.

Open 24 hours, 7 days a week · Licensed, bonded & insured

Highland Heights Memphis Locksmith Service Team

Local locksmith team

May 28, 2026 10 min read

Best Door Knob Locks and Deadbolts for Memphis Homes — Highland Heights Memphis Locksmith

Memphis homes have character — and that character often comes with older door frames, aging wood, and hardware that was installed long before today's security standards existed. Whether you're in a bungalow off Cooper-Young, a craftsman near Midtown, or a ranch-style home in Bartlett, the doors you're locking every night may be more vulnerable than you think. Choosing the right door knob lock and deadbolt combination isn't just a shopping decision — it's a genuine security decision that can determine whether a break-in attempt takes seconds or gets stopped entirely.

This guide is written specifically for Memphis homeowners who want practical, honest advice on which hardware holds up on older doors, what makes a lock resistant to common break-in methods, and when it makes more sense to call a professional than to go it alone. We'll also cover mortise locks — a type of hardware that fits naturally into many older Memphis homes and offers a level of security that standard cylindrical locks simply can't match.

## Why Memphis Doors Need More Than a Basic Door Knob Lock

Older Memphis homes — especially those built before the 1980s in neighborhoods like Vollintine-Evergreen or Orange Mound — commonly have wooden door frames that have settled, swelled, or shrunk over decades. A standard door knob with lock provides convenience, but it was never designed to be a primary security device on its own. The knob mechanism is relatively easy to defeat through brute force: a hard kick near the latch can pop even a locked door knob if the strike plate is secured with short screws. That's why pairing a quality door knob with a deadbolt — or better yet, a mortise lock — makes a significant real-world difference.

A mortise lock is set directly into the body of the door rather than mounted on the surface. This integration makes the door itself part of the locking mechanism, dramatically increasing resistance to kick-in attacks and forced entry. For Memphis homes with solid wood doors that are 1.75 inches thick or older panel-style doors that have held up well structurally, a mortise lock installation by an experienced locksmith is one of the most effective security upgrades available. Our team installs mortise locks throughout the Memphis area and can assess whether your door is a good candidate during any service visit.

## Deadbolts That Actually Hold Up: What to Look For

Not all deadbolts are created equal, and the grade rating on the packaging matters more than the brand name. ANSI Grade 1 deadbolts are the highest residential rating and are tested to withstand significant force, picking attempts, and drilling. Look for a bolt throw of at least one inch, a hardened steel insert to resist sawing, and anti-pick, anti-bump pins in the cylinder. Schlage and Kwikset both produce Grade 1 deadbolts that meet these standards — though even a top-rated deadbolt is only as strong as the strike plate and door frame behind it.

For Memphis homeowners, we strongly recommend reinforcing the strike plate with 3-inch screws that reach the wall stud — not just the door frame — when installing any deadbolt. This single step makes a kick-in attack dramatically harder. If your door frame shows signs of rot or separation, even the best deadbolt won't perform as designed. A professional locksmith can identify these weak points during installation and recommend frame reinforcement alongside the new hardware. If you're unsure where to start, call 901-673-2240 and one of our trained technicians can walk you through a free security assessment on-site.

## Mortise Locks, Double Lock Door Knobs, and the Right Setup for Older Homes

For doors that already have a mortise pocket cut into them — common in homes built before 1960 across Memphis's older neighborhoods — replacing or upgrading the mortise lock is often a better investment than retrofitting a cylindrical deadbolt. A quality mortise lock combines the latch function of a door knob with lock and key and a deadbolt-style bolt in a single integrated unit. This means fewer holes in your door, better structural integrity, and a locking mechanism that engages more of the door's thickness. Our locksmiths work with mortise hardware regularly and can source the right replacement for your door's existing cutout dimensions.

For interior doors — particularly bedrooms — a door knob with lock for bedroom use doesn't need the same Grade 1 security rating as an exterior door, but it should still use a privacy lock that can't be defeated with a coin or a straightened paperclip. A double lock door knob, which requires a key from both the inside and outside, is sometimes used on exterior side doors or doors leading to attached garages. However, these should only be installed where a second exit is available, since a double lock door knob on a sole exit can create a fire safety hazard. Our team always reviews your home's layout before recommending hardware to make sure security improvements don't create new risks.

## How Burglars Actually Get In — and What Stops Them

Many homeowners search for information about how to pick a door knob lock or how to pick a lock door knob, and while we won't detail techniques here, understanding what burglars exploit is genuinely useful knowledge. The reality is that most residential break-ins in Memphis — and nationally — don't involve picking at all. The vast majority use brute force: kicking near the latch, breaking glass adjacent to the lock, or prying the door frame. Lock picking is time-consuming and requires skill; a kick takes three seconds. This means your best investment is in physical strength — reinforced frames, longer screws, Grade 1 hardware — not just in complex electronic features.

Secondary vulnerabilities include sliding glass doors left on the track without a security bar, garage door openers left in visible cars, and door hinges mounted on the exterior side (which can be pin-punched off the door). A mortise lock addresses the frame vulnerability directly because the bolt engages a deep pocket in the frame rather than a shallow surface-mounted strike plate. If you've recently moved into a Memphis home and haven't changed or rekeyed the locks, that's the single most important first step — previous owners, contractors, or tenants may still have working keys. Our mobile locksmith team can rekey your existing hardware the same day you call, without replacing every lock.

## Honest Note on Kiosk Key Copying and Why a Locksmith Is Different

You may have seen key-copying kiosks inside large retail stores — sometimes marketed under names suggesting instant, self-service duplication. These machines can copy basic house keys quickly and conveniently for simple needs. However, there are meaningful limitations worth understanding. Kiosk machines cannot cut high-security keys with patented keyways, program transponder or smart key fobs, install or service mortise locks, assess your door frame for vulnerabilities, rekey cylinders, or respond to an emergency lockout at 2 a.m. They are a retail convenience, not a security service. If you've been relying on a copied key from a kiosk and the copy doesn't turn smoothly, it's worth having a locksmith cut a fresh key directly from the original — worn copies of copies lose precision over time.

For Memphis homeowners who want genuine security — not just a duplicate key — a professional locksmith visit covers the full picture: hardware evaluation, mortise lock service, deadbolt installation, strike plate reinforcement, and rekeying. Our team serves the entire Memphis metro area as a fully mobile operation, meaning we come to you whether you're at home in Germantown, dealing with a lockout near Beale Street, or locked out of a vehicle in Cordova. As an insured, experienced mobile locksmith team, we carry the tools and hardware for same-day installations. Reach us any time at 901-673-2240 — we answer 24 hours a day, seven days a week.

## Services We Provide for Memphis Homeowners and Beyond

Highland Heights Memphis Locksmith offers a comprehensive range of services for residential, commercial, and automotive needs across the Memphis area, including: residential deadbolt installation, mortise lock installation and repair, door knob lock replacement, lock rekeying for all residential hardware, high-security lock upgrades, strike plate reinforcement and frame repair, smart lock installation and programming, master key system design for residential properties, lock-out service for homes and apartments, garage door lock installation, sliding door lock and security bar installation, window lock installation, safe opening and combination changes, padlock removal and replacement, key duplication for standard and restricted keyways, transponder key programming, car key replacement, vehicle lockout service, ignition repair and replacement, commercial deadbolt and mortise lock installation, access control system installation, commercial rekeying and master key systems, storefront door lock service, emergency locksmith response 24 hours a day, and door hardware consultation and security assessments. Whether your need is routine or urgent, our team is equipped to handle it on-site without you needing to tow a car or remove a door.

## When to Call an Emergency Locksmith — and What Affects Your Quote

If you've lost your keys, broken a key in the lock, or need immediate access to your home or vehicle, an emergency locksmith is the right call — not a DIY attempt that risks damaging the lock or door further. Our mobile team responds across Memphis and surrounding communities around the clock. When you call 901-673-2240, we'll ask a few quick questions to understand what you need, and we'll confirm an exact price before any work begins. There are no surprise charges after the fact.

Several factors influence what any locksmith service costs: the type of lock or vehicle involved, the complexity of the job, the time of day, the travel distance to your location, and whether new parts or hardware are needed. A straightforward residential rekey during daytime hours will have a different quote than an emergency mortise lock replacement on a commercial door at midnight — and that's true of any skilled trade. What we commit to is transparency: you'll know the full price upfront, and our technicians won't begin work until you've agreed to it.

Frequently asked questions

Can a locksmith open my door without damaging the lock?+

In most cases, yes. An experienced locksmith has non-destructive entry tools designed specifically to open residential locks without drilling or damaging the hardware. The approach depends on the lock type — a standard cylindrical door knob lock is typically opened non-destructively, while a high-security mortise lock may require more specialized technique. Destructive entry is only used as a last resort when non-destructive methods aren't possible. When you call us, we'll assess the situation and let you know what to expect before we start.

Do you need a license to be a locksmith in Tennessee?+

Tennessee does not currently require a state-issued locksmith license, which means it's important to choose a provider you can genuinely verify. Look for a team that is insured, has a real local presence, arrives in a marked vehicle, asks for identification before performing a lockout, and provides a written price confirmation before starting work. Our team is insured and follows all industry-standard ownership verification practices — we will always ask you to confirm your identity and ownership of the property or vehicle before beginning any service.

How much does a mobile locksmith cost near me in Memphis?+

The final price for any locksmith service depends on several factors: the type of lock or vehicle, the complexity of the job, the time of day (after-hours calls carry a different rate than daytime service), travel distance, and whether new parts or hardware are needed. Because every situation is different, we don't publish flat rates — instead, we confirm an exact price with you before any work begins, so there are no surprises. To get an accurate quote for your specific situation, call 901-673-2240 and describe what you need. We'll give you a clear answer right away.

Is there a 24-hour locksmith available in Memphis?+

Yes — Highland Heights Memphis Locksmith operates 24 hours a day, seven days a week, including weekends and holidays. Whether you're locked out at 3 a.m. near the medical district on Union Avenue, need an emergency deadbolt replacement after a break-in, or require same-day rekeying after a move, we have mobile technicians available to respond across the Memphis metro area. Call 901-673-2240 any time and a real person will answer.

Locked out or need a lock fixed? We are on the way.

We answer 24/7 — talk to a real local locksmith now.

901-673-2240