Residential Locksmith

Residential Locksmith Services in NYC

Trusted Locksmiths for 40+ Years

Golden Key Locksmith NYC has been serving New York City since 1984. With 40+ years of experience, we provide reliable, affordable, and professional residential locksmith services.

For renters and property managers, we also maintain a practical guide to handling apartment lockouts as a tenant.

Our team is available 24/7 across Manhattan, Brooklyn, Queens, and The Bronx—ready to handle lockouts, repairs, installations, and complete home security upgrades.

Information & Prices

Residential Locksmith Services

24/7 Emergency Locksmith

If you find yourself locked out of your house or the lock is not working our emergency lockout service can help get you back inside quickly and easily. We offer 24/hour residential locksmith services to everyone in New York City, so no matter what time of day or night you need us, we’ll be there for you.

Lock Change Service

If you’re looking to change the locks on your home, our lock change service can help. We can install new locks on any type of door, including interior and exterior doors. We also offer a wide variety of different types of locks to choose from, so you can find the perfect lock for your needs.

Lock Repair Service

If you have a broken lock, our lock repair service can help. We can repair any type of residential lock, including deadbolts, doorknob locks, and more. We’ll also make sure that your lock is working properly before we leave, so you can rest assured that your home is safe and secure.

Lock Re-Keying Service

If you need to change the keys for your home, our lock rekeying service can help. We can rekey any type of residential lock, so you can get new keys made for your home. We’ll also make sure that the new keys work with your existing locks, so you don’t have to worry about having two sets of keys

Residential Locksmith Services in NYC Apartments and Brownstones

NYC residential locksmith work is not interchangeable with suburban work. The hardware, the door bores, the building rules, and the legal requirements are all different. Our techs spend most of their day on three building types: pre-war Manhattan apartments, Brooklyn brownstones, and post-war co-ops and condos — each one with its own quirks.

Pre-war Manhattan apartments typically run on full-mortise locksets — cast-iron cases, swing-cam levers, and either rim-cylinder + mortise-cylinder combos or multi-point cylinders. We carry replacement Penn, Corbin, Russwin, and Sargent parts, and we retrofit Medeco, Mul-T-Lock, and ASSA high-security cylinders into the original mortise case so the door trim stays original and the building’s facade rules stay happy. Drilling a pre-war door for a smart-lock retrofit is usually a no — most boards prohibit it.

Brooklyn brownstone front doors usually pair a rim cylinder up top with a deadbolt below, often on heavy original wood. Vintage Russwin and Corbin rim cylinders can be re-keyed rather than replaced when the case is sound; when it isn’t, we restore the door with period-correct hardware before we add a modern deadbolt.

Co-ops and condos add a layer most homeowners don’t expect: board approval. Most NYC co-op alteration agreements require board sign-off before any change to entry hardware that touches the corridor side of the door. Smart locks like August Wi-Fi (retrofits the existing deadbolt’s interior, exterior keyway untouched) and Level Bolt (lives entirely inside the door) get approved more often than full replacements like Schlage Encode because they don’t change the corridor appearance.

NYC HPD requirements: for rental dwellings, NYC Housing Maintenance Code §27-2043 requires the landlord to install and maintain a working interior lock on each apartment entrance door, including a peephole on doors not facing a public hallway. Tenants generally have the right to add their own additional lock on the inside of the door under Multiple Dwelling Law §51-c, provided they give the landlord a duplicate key on request.

Pricing context (NYC): what a rekey costs depends on the cylinder type and whether high-security pins are used. A full residential lock change costs more than a rekey because you’re paying for new hardware — mid-grade sets (Schlage B60N, Kwikset 980) sit in the middle of the range, and high-security upgrades to Medeco or Mul-T-Lock with restricted keyways run higher because of the cylinder cost and the keyway control. We confirm the exact price on the call before dispatch — no surprise charges on arrival.

For after-hours emergency lockouts, our Manhattan and Brooklyn average arrival is 20–40 minutes depending on time of day and traffic. Standard rekey jobs can usually be scheduled same-day if booked before mid-afternoon.

Mailbox Lock Replacement

Mailbox locks are one of the most frequent small repairs in New York apartment buildings, and it rarely takes more than a few minutes once we’re at the panel. If your mailbox key is lost or the lock has been pried open, we replace the compartment lock outright — quicker than trying to pick a small cam lock, and you leave with fresh keys in hand. One caveat: the arrow lock a letter carrier uses to open the whole panel is USPS property, and only the Postal Service may work on it — Golden Key services the private locks on individual tenant and owner compartments.

Still have a working key? We can duplicate mailbox keys at the Columbus Avenue shop or during a service call. For building managers and supers, we handle bulk swaps — a full panel of tenant compartments at unit turnover, or scattered doors as lost keys get reported — each lock keyed individually with two keys handed over per door. We’ll count the doors and give you a free estimate before you commit.

Deadbolt Installation & Repair

A solid deadbolt is still the backbone of home security in New York. Golden Key Locksmith NYC handles deadbolt installation, repair, and replacement across Manhattan, Brooklyn, Queens, and The Bronx — from brand-new installs to bolts that stick, sag, or no longer reach the strike. Our trucks carry standard and high-security cylinders, strike plates, and door reinforcement hardware, so most jobs are finished in a single visit.

Apartment deadbolts are their own specialty in NYC. Renters can usually add or upgrade a deadbolt on the entrance door, but building rules decide what’s allowed — co-op boards often restrict anything visible from the corridor side, and landlords typically expect a copy of any new key. We carry hardware that satisfies those rules, and after a move-in we can rekey or replace the existing bolt so keys handed out before your move no longer work.

Deadbolt installation — new single-cylinder deadbolts fitted to wood or metal doors, with the strike aligned and the frame reinforced.
Deadbolt repair — sticking or frozen bolts, misaligned strikes, seized cylinders, and worn keys.
Deadbolt replacement — upgrade builder-grade hardware to a high-security Mul-T-Lock or Medeco deadbolt whose keys can only be duplicated with authorization.

Residential Lock And Apartment Security Guides

These related guides cover house lock changes, apartment lockouts, smart locks, front-door security, and common residential lock repairs.

Got Questions?

Frequently Asked Questions

Unlock our most frequently asked questions from our New York City residential clients.

It’s 2 a.m. and I’m locked out of my apartment. My super won’t pick up. What do you actually do?

We dispatch the nearest 24/7 tech and most of the time we’re at your door inside 30–45 minutes in Manhattan and Brooklyn. For standard residential cylinders we pick rather than drill, so the lock keeps working after we’re gone. We will ask for ID matching the address before we open the door — that’s a hard rule, not negotiable. If the door is a high-security cylinder that can’t be picked in a reasonable time, we’ll discuss drilling and replacing it before we touch anything, with the price confirmed up front.

My roommate moved out (or was a problem). Should I rekey or replace?

Rekey is almost always the right call. We re-pin the existing cylinder to a new key — the old keys stop working immediately, the door hardware stays the same, and the cost is a fraction of a full replacement. Full replacement only makes sense if the existing hardware is failing or if you’re upgrading to a different security grade.

Do I need my landlord’s or co-op board’s permission to change my locks?

If you rent, your lease almost always requires you to give the landlord a copy of any new key, but you generally have the right to add or change interior locks under Multiple Dwelling Law §51-c. If you own a co-op, the alteration agreement typically requires board approval for any change visible from the corridor side — but interior-only smart-lock retrofits (August, Level) usually fall outside that rule. Always check your specific lease or alteration agreement before we install. We can do the work either way.

Can you install a smart lock on my pre-war apartment door?

Often yes — with the right product. Drill-in smart locks like Schlage Encode or Yale Assure usually require modifying the door bore, which most pre-war buildings prohibit. Retrofit smart locks (August Wi-Fi over the existing deadbolt thumb-turn, Level Bolt inside the door) install without altering the exterior trim and get approved by most boards. We bring both options on the truck so you can pick after we look at the door.

My key won’t turn after the cold snap. Is the lock dead?

Usually not. Cold weather makes lubricants seize and exposes worn pin springs. We clean and re-lubricate the cylinder with a graphite or PTFE-based dry lube (never WD-40 — it gums up the wafers) and most cylinders come back to life. If the wafers themselves are worn, we re-pin or replace just the cylinder, which is much cheaper than a full lock change.

Verify Your Residential Locksmith Before Work Starts

For apartment, co-op, condo, and brownstone work, confirm the locksmith’s NYC license, company identity, service-call terms, and authority requirements before anyone drills or replaces hardware. A legitimate technician should explain whether the problem is the lock, strike, hinges, or door alignment first.

Read the NYC locksmith vetting checklist and see Golden Key’s verified credentials and Upper West Side storefront.

The Perfect Solution For All Locksmith Service

The team at Golden Key Locksmith NYC is always on the go. We have a fleet of mobile locksmiths that are ready to service you when and where you need it. Whether you`re locked out, need a new lock or want your security system upgraded, we can help! Give us a call today for all your locksmith needs.

Request a Quote

Tell us what you need — name, number, ZIP, and a few details — and Golden Key Locksmith NYC will get right back to you.

We Are Trusted Over 40 Years

When New Yorkers need residential locksmith services they can trust, they turn to Golden Key Locksmith NYC — serving the city since 1984.

Honestly, I was panicking so bad when I realized I left my keys inside my apartment. I called two other places before this, and they either didn't pick up or gave me a sketchy vibe about the pricing. Golden Key answered right away, told me exactly what to expect, and the guy arrived in less than 20 minutes.

Just moved into a new apartment in Manhattan and the first thing on our checklist was changing the locks. The team at Golden Key made it so easy. They checked our doors, recommended a heavy-duty Medeco high-security lock for the main entrance, and rekeyed the back door. The work was precise, neat, and done within an hour. Professional, licensed, and highly reliable!

Our co-op building has strict rules regarding corridor door hardware, so I called Golden Key to see what options would pass board approval. They were incredibly knowledgeable about NYC landmark/building regulations. They installed a high-security lock system flawlessly, making sure the exterior stayed uniform while giving me the security I wanted.

I used Golden Key Locksmith NYC to upgrade my home security with new smart locks and high-security deadbolts. They did a phenomenal job. The technician took the time to explain my options, worked clean, and made sure all the keys worked perfectly before leaving. They are punctual, honest about costs, and highly skilled. I feel much safer in my apartment now.

Golden Key Locksmith NYC came to my rescue when I needed an urgent lock replacement. From the initial phone call to the completion of the job, their customer service was top-notch. The locksmith was polite, knowledgeable, and worked efficiently to secure my apartment. If you are looking for a reliable, fast, and licensed locksmith in New York, don’t look anywhere else.