Home Rekey & Lock Change
Moving into a new apartment in Crown Heights, finalizing a divorce in Park Slope, or realizing your keys vanished somewhere between the F train and your front door — these are the moments when the security of your home feels very real and very urgent. A1 Brooklyn Locksmith is a 24/7 mobile lock change service operating across New York, NY, and our trained technicians come directly to your address, fully equipped to rekey or replace every entry point the same day you call. We don't run a shop you have to drive to; we are the shop, and we show up.
Open 24 hours, 7 days a week · Licensed, bonded & insured
Whether you need to rekey locks after handing back a set of keys to an old roommate, or you want a full door lock change because the previous tenant's history is unknown, the decision to act fast is the right one. New York buildings — brownstones, walk-ups, pre-war co-ops — present a wide variety of lock hardware, from basic door knob locks to heavy-duty mortise locks that require real hands-on skill to service correctly. Our insured team handles all of it, and we confirm an exact up-front price before a single tool comes out of the bag.
What we do
Available 24/7
Day, night, weekends and holidays — a real local locksmith answers and rolls a fully-stocked van.
Fast local response
Based in New York, we reach the New York area in well under an hour.
Insured & background-checked
Vetted technicians, up-front pricing, and no surprise add-ons when we arrive.
Damage-free entry
We pick and bypass locks the right way, so most lockouts are solved without drilling anything.
Why a Home Rekey or Lock Change Can't Wait in NYC
In a city where building turnover is constant and key duplication shops exist on nearly every block, the window between 'someone has a copy of my key' and 'someone uses it' is shorter than most people realize. A rekey is the process of reconfiguring the internal pins of your existing lock cylinder so that old keys no longer work — it's precise, non-destructive, and often faster than a full replacement. A door lock change goes further: the entire lock hardware is swapped out, which makes sense when a lock is damaged, outdated, or simply incompatible with the security level your home deserves. Both services are legitimate answers to the same core problem, and the right choice depends on the condition and age of your current hardware.
Mortise lock service is one of the most common calls we handle in older Brooklyn and Manhattan buildings. A mortise lock sits recessed inside the door body rather than surface-mounted, and it requires a skilled hand to disassemble, rekey, or replace without damaging the door edge or the surrounding woodwork. Our technicians work on these daily — Schlage, Kwikset, Medeco, mul-T-lock, and a range of other manufacturers — and they carry the specialized tools to do the job cleanly whether you're on the ground floor of a Flatbush two-family or the sixth floor of a pre-war building near Prospect Park.
Home Rekey & Lock Change Services We Provide
A1 Brooklyn Locksmith covers every scenario a New York homeowner or renter is likely to face. Our lock change services include: rekeying single-cylinder deadbolts, rekeying double-cylinder deadbolts, mortise lock cylinder rekeying, mortise lock full replacement, door knob lock rekeying, door knob lock replacement, lever-handle lock rekeying, lever-handle lock replacement, high-security deadbolt installation, smart lock installation and programming, keypad lock setup, master key system setup for multi-unit buildings, key duplication for new lock sets, broken key extraction before rekeying, lock repair for damaged or sticking mechanisms, sliding door lock replacement, gate lock replacement and rekeying, mailbox lock change, padlock rekeying (where applicable), garage entry door lock replacement, Defiant lock change code reprogramming for electronic Defiant units, Honeywell door lock change code reprogramming, master lock change combination service for combination-style padlocks, emergency lockout entry followed immediately by rekeying, and commercial lock change for small business storefronts and building common areas. Each service is performed by insured technicians who verify ownership before beginning any work — this is non-negotiable and is part of how we protect every client.
For landlords and property managers across Brooklyn, Queens, and the Bronx, our commercial lock change capability extends to building entrance doors, basement utility rooms, and shared amenity spaces. If you manage multiple units and need a master key system built so that one key opens common areas while tenants retain individual security, we design and install that from scratch. Call us at (631) 380-4138 any time — we answer 24/7 and can typically dispatch a technician the same hour.
What Determines the Price of a Lock Change Service
We hear the question constantly, and the honest answer is that a blanket price would be misleading — and probably wrong for your specific door. The factors that shape your final quote include the type of lock currently installed (a standard door knob lock costs less to service than a full mortise lock body), whether you want rekeying or full replacement hardware, the brand and grade of replacement lock you choose, the time of day you need service (a 3 a.m. emergency locksmith call involves after-hours logistics that a midday appointment does not), and your specific location within the New York metro area. Travel distance from our current dispatch position is a real variable in a city where traffic on the BQE at 5 p.m. is its own weather system. Parts needed — a standard Kwikset cylinder versus a high-security Medeco mortise cylinder — also carry different costs. What we commit to is this: before any work begins, we give you the complete, confirmed price. No surprise additions when the job is done. If you want a general sense of what to expect, the section below covers common questions about NYC locksmith pricing honestly.
The factors above also apply to our commercial locksmith work. A storefront on Atlantic Avenue with a heavy-duty commercial-grade mortise lock will have a different service profile than a residential apartment door in Williamsburg — and we price both accurately and fairly.
How New Yorkers Know They're Working With a Legit Locksmith — and Why It Matters
New York City has had its share of predatory locksmith operations that quote one price on the phone and present a different invoice at the door. Knowing how to spot a professional operation before you let anyone touch your locks is genuinely important. A legitimate mobile locksmith will arrive in an identifiable vehicle, present identification, and ask you to verify your right to the property before starting work — a lease, a deed, or a utility bill in your name is a reasonable request, not an insult. They will give you a written or clearly stated price before beginning and will not add line items after the fact. Our technicians carry their tools in organized, professional kits; they don't improvise with hardware-store items, and they work damage-free wherever the lock condition permits. If a lock must be drilled to gain access — a last resort — they will tell you why before they do it.
We are insured, our technicians are trained and experienced across residential and commercial lock hardware, and we have been serving New York neighborhoods from Bay Ridge to Astoria long enough to know the quirks of pre-war door frames, the dimensions of standard NYC apartment mortise pockets, and the difference between a sticky lock that needs lubricating and one that's been tampered with. If you've ever wondered whether the locksmith standing at your door is the real thing, call (631) 380-4138 and we'll walk you through exactly what to expect before we arrive.
Emergency Locksmith Response — When You Need Help Right Now
Lost keys, a snapped-off deadbolt, a lock jammed shut on a Sunday night in Bed-Stuy — none of these situations wait for business hours, and neither do we. Our 24/7 emergency locksmith dispatch covers the full New York area, and we route the nearest available technician to your location the moment you call. For post-emergency situations — once you're safely inside — rekeying or replacing the compromised lock immediately is the sensible next step, and our technicians carry enough stock to handle most residential lock changes on the spot without a return visit. A break-in, a lost key, or a relationship change that puts unfamiliar keys in circulation are all qualifying reasons to treat a lock change as genuinely urgent.
Serving Brooklyn and Greater New York: Local Knowledge, Mobile Reach
From the brownstone blocks of Carroll Gardens to the high-rises along Eastern Parkway, from Greenpoint's converted warehouses to the attached homes of Canarsie, A1 Brooklyn Locksmith has worked on essentially every door type New York has to offer. We know that a pre-war building near Grand Army Plaza is likely to have deep mortise lock pockets that require a specific cylinder depth, and we stock accordingly. We serve not just Brooklyn but also Manhattan, Queens, Staten Island, and the Bronx — and because we are fully mobile, there is no service area too remote within the metro. Wherever you are in New York, NY when you realize you need a rekey or a lock change, we are closer than you think and ready to roll.
About Our NYC Locksmiths — Trained, Mobile, and On Call Around the Clock
A1 Brooklyn Locksmith is not a call-center middleman that farms your job to an unknown subcontractor. Every technician who shows up is part of our own team — trained, background-screened, and insured. They carry a professional inventory of lock cylinders, mortise lock bodies, deadbolts, smart lock components, and rekeying kits so that the vast majority of jobs are completed in a single visit. Our mobile units are stocked for both residential door knob lock calls and commercial lock change assignments, which means you get a specialist, not a generalist who has to order parts. New Yorkers have trusted us with their home security because we show up when we say we will, we explain everything we're doing, and we leave every door more secure than we found it.
Frequently asked questions
How much does a NYC locksmith cost for a home rekey or lock change?
The honest answer is that cost depends on several real variables: the type of lock on your door (a mortise lock involves more labor than a surface-mounted deadbolt), whether you need rekeying only or full hardware replacement, the brand and security grade of any new lock, the time of day you call, and your location within the New York area. An emergency locksmith dispatch at 2 a.m. involves different logistics than a scheduled midday visit. What we always do is confirm the complete price with you before any work begins — no hidden fees, no line items added at the end. Call (631) 380-4138 for a straight answer based on your specific situation.
How much is the average locksmith charge for rekeying vs. replacing locks?
Rekeying and full replacement are priced differently because the scope of work is different. Rekeying reconfigures the existing cylinder's pin tumblers so that old keys stop working — it requires skill and the right tools but no new hardware purchase in most cases. A full lock change involves removing the existing lock body and installing new hardware, which adds parts to the equation. The lock type matters enormously: a standard door knob lock and a full mortise lock body are not the same service. We factor in lock type, hardware choice, time of day, and travel, then give you a confirmed up-front price. There are no ballpark ranges we'd give that would be accurate across every New York door.
What are some reputable locksmiths in New York and how do I choose one?
A reputable locksmith operation in New York will do a few things consistently: they will give you a price before starting work, not after; their technician will arrive with proper identification; they will ask you to verify that the property is yours before touching the lock; and they will be reachable at a real phone number — not just a web form. They should also be insured and employ trained technicians rather than untested subcontractors. At A1 Brooklyn Locksmith, all of these are standard practice. We'd encourage you to verify any locksmith's identity, get a confirmed price up front, and never accept a job that 'grew' in cost once the technician was already at your door.
How do I know if a locksmith is legit?
Several signs point to a professional, legitimate locksmith. They arrive in an identified vehicle, present ID, and ask you to prove you have the right to the property — a lease, a deed, or a utility bill is reasonable to show. They provide a written or clearly communicated price before beginning. They do not pressure you into unnecessary upgrades or additional services. They carry organized, professional tools and can explain what they're doing at every step. Drilling a lock should be a last resort they explain in advance, not a first move. If a locksmith refuses to state a price before starting, that is a red flag. Our team at A1 Brooklyn Locksmith follows all of these standards on every call.
What is a locksmith call-out fee, and does A1 Brooklyn Locksmith charge one?
A call-out fee — sometimes called a dispatch or trip fee — is a charge some locksmith operations apply simply for sending a technician to your location, separate from the cost of the actual work. Whether a call-out fee applies and how it is structured can vary depending on time of day, distance, and the service being requested. At A1 Brooklyn Locksmith, we factor all travel and dispatch considerations into the single confirmed price we give you before work begins, so you know exactly what you're paying for. There are no hidden components revealed after the job is done.
Can a locksmith make a key from a lock, or do I need the original to get a copy?
Yes — a skilled locksmith can produce a working key directly from a lock without needing the original key at all. This is done by disassembling the cylinder and reading the pin configuration, or by using specialized impressioning techniques. It requires experience and proper tooling, but it is a standard professional service. If you've moved into a new place and the previous owner left no keys, or if every copy has been lost, this is a legitimate and completely non-destructive solution. Our technicians handle key-from-lock work regularly across New York. That said, if the lock is older or worn, we may recommend rekeying or replacing the cylinder at the same visit to give you a clean, reliable start with new keys.