Best Locks for NYC Apartments in 2026

Q: How much does it cost to install a new lock in NYC?

Basic deadbolt installation runs $100–$200 (lock + labor). High-security locks (Medeco, Mul-T-Lock) cost $200–$400 installed. Smart lock installation adds $50–$100 to the lock price. Cobra Locksmiths provides upfront pricing with no hidden fees.

Locksmith-recommended deadbolts, smart locks, and high-security options — chosen specifically for New York City apartment doors.

📞 Get a Lock Installed Today

Choosing the right lock for a New York City apartment isn’t the same as choosing one for a suburban house. NYC apartment doors face different threats — higher foot traffic in hallways, master-key systems shared across buildings, and a wider range of break-in methods. After 20+ years installing and replacing locks across all five boroughs, here’s what actually works.

📋 NYC Law: NYC Administrative Code §27-2043 requires landlords to install a deadbolt lock and a wide-angle peephole on every apartment door. You can install additional locks, but must give the landlord a key within 10 days.

What to Look for in an NYC Apartment Lock

ANSI Grade 1 — The highest residential grade. Withstands 250,000 open/close cycles and resists kick-in force up to 1,500 lbs. Don’t accept Grade 2 or 3 for a NYC front door.
Anti-pick, anti-bump pins — Standard pin tumbler locks can be bumped open in seconds. Look for security pins (spool or serrated) that resist this technique.
Hardened steel bolt — A full 1-inch throw hardened steel deadbolt is standard. Some cheaper locks use a hollow bolt that can be cut with basic tools.
Door reinforcement — The best lock is useless with a weak door frame. A strike plate with 3-inch screws and a door reinforcement kit is as important as the lock itself.
Key control — If your keys can be copied at any hardware store, your security is only as good as everyone who’s ever had a copy. High-security locks use restricted keyways that can only be duplicated at authorized dealers.

Best Deadbolt Locks for NYC Apartments

1. Medeco Maxum — Best Overall High-Security Deadbolt

Medeco is the gold standard among NYC locksmiths. The Maxum features patented rotating pins that make picking nearly impossible, a hardened steel bolt, and key control so tight that keys can only be duplicated at certified Medeco dealers. If you live on the ground floor or in a neighborhood with higher break-in rates, this is the lock to get.

ANSI Grade 1 | UL Listed | Medeco patented security pins
Key control: copies only at authorized dealers
Installed cost: starting at $175

2. Mul-T-Lock MT5+ — Best for Key Control

Mul-T-Lock’s telescopic pin-within-a-pin design is one of the hardest cylinder mechanisms to pick or decode in the world. The MT5+ adds a side bar for additional security. Popular in NYC co-ops and condos where management wants tight key control across all units.

ANSI Grade 1 | Pick-resistant telescopic pin design
Key control: restricted keyway, copies require proof of ownership
Installed cost: starting at $160

3. Schlage B60N — Best Budget-Friendly Deadbolt

For tenants who want a solid ANSI Grade 1 deadbolt without the high-security price tag, the Schlage B60N is the most-installed deadbolt in NYC rental apartments. It’s pick-resistant (relative to basic locks), has a reinforced strike plate, and Schlage’s alarm technology version (B60N Alarm) adds a built-in vibration sensor.

ANSI Grade 1 | Anti-pick, anti-bump technology
Key control: standard (keys can be copied at hardware stores)
Installed cost: starting at $80

4. Abloy Protec2 — Best for Maximum Security

Abloy uses a rotating disc mechanism instead of pins — it has never been picked in a competitive setting. Used by governments and embassies worldwide. Overkill for most apartments, but worth considering if you store valuables at home or work in a sensitive field.

ANSI Grade 1 | Disc detainer mechanism (unpickable in practice)
Key control: extremely restricted — keys made at Abloy factories only
Installed cost: starting at $275

Best Smart Locks for NYC Apartments

5. Schlage Encode Plus — Best Smart Deadbolt

The Encode Plus works with Apple Home Key, Google Home, and Amazon Alexa. It replaces your deadbolt with a touchscreen keypad — no hub required. You can share temporary access codes with housecleaners, dog walkers, or Airbnb guests. Built-in alarm alerts you to tampering.

Wi-Fi built-in (no hub) | Apple Home Key support
Up to 100 unique user codes
Installed cost: starting at $160

6. August Wi-Fi Smart Lock — Best for Renters (No Key Replacement)

The August Smart Lock attaches to your existing deadbolt from the inside — you don’t need landlord approval because it doesn’t touch the exterior lock. Keep your key, add app control, auto-lock, and access logs. Ideal for NYC renters who can’t change hardware.

Installs over existing deadbolt | Keeps existing keys working
Auto-lock, access log, guest access via app
Installed cost: starting at $120

Don’t Forget: Door Reinforcement

Studies show that over 70% of residential break-ins occur through the door — not by picking the lock, but by kicking it in at the door frame. The best lock is useless if the frame splinters on the first kick.

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3-Inch Strike Plate Screws

Replace the standard 3/4″ screws on your strike plate with 3″ screws that anchor into the stud. Single most cost-effective security upgrade ($5 and 10 minutes).

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Door Reinforcement Kit

A steel door reinforcement kit (Door Armor, Door Jamb Armor) wraps the frame in steel. Makes kick-in attacks nearly impossible. ~$100 installed.

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Chain Lock or Door Bar

A secondary chain lock or bar lock (like the Buddybar) adds resistance from the inside when you’re home. Not useful when you’re out, but great for nighttime security.

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Wide-Angle Peephole

NYC law requires a peephole. Replace old or foggy ones with a 200-degree wide-angle viewer. Costs $15 and takes 5 minutes to install.

NYC Tenant Lock Rights — What You Need to Know

Situation	Your Rights
Moving into a new apartment	You can request a rekey. Landlord isn’t required by law, but many do it as a courtesy — ask before signing.
Installing an additional lock	Allowed. Must give landlord a key copy within 10 days (MDL §51-c).
Landlord changed your lock without notice	Illegal lockout. You can call a locksmith and bill the landlord. Document everything in writing.
Landlord won’t repair a broken lock	File a complaint with HPD (311 or nyc.gov/hpd). Broken locks are a housing code violation.
Lost key, need lock changed	Tenant’s responsibility and cost, unless the lock was defective from the start.

How Much Does Lock Installation Cost in NYC?

Lock Type	Cost (Lock + Labor)
Standard deadbolt (Schlage, Kwikset)	starting at $80
High-security deadbolt (Medeco, Mul-T-Lock)	starting at $160
Smart lock installation	starting at $120
Rekey existing lock	starting at $40
Door reinforcement kit	starting at $80

For a complete breakdown of all locksmith service costs in NYC, see our 2026 NYC locksmith pricing guide.

✅ Our Recommendation for Most NYC Renters: A Schlage B60N deadbolt (ANSI Grade 1) + 3-inch strike plate screws + a spare key with a trusted neighbor covers 95% of break-in scenarios at the lowest cost. If you’re in a ground-floor unit or have valuables at home, upgrade to a Medeco Maxum.

Our residential locksmith team carries and installs all of the above same-day across NYC. Call or text for an upfront price before we arrive.

Frequently Asked Questions

What type of lock is best for an NYC apartment door?

A Grade 1 deadbolt is the minimum standard. For NYC apartments, a high-security deadbolt (Medeco, Mul-T-Lock, or Abloy) combined with a door reinforcement plate offers the best protection against the most common NYC break-in methods: kick-ins and lock picking.

Can I change my own lock in a NYC apartment?

Yes, as a tenant you generally have the right to install an additional lock, but NYC law (MDL §51-c) requires you to provide the landlord with a copy of the key within 10 days. Your lease may also have specific provisions. When in doubt, ask your landlord in writing.

Are smart locks allowed in NYC apartments?

Yes. Smart locks are allowed in NYC apartments. Many buildings permit keypad or Bluetooth deadbolts. Avoid smart locks that replace the cylinder entirely without a backup key, as building emergency access may require it.

What is a Medeco lock and is it worth it for NYC?

Medeco makes high-security deadbolts with patented key control (keys can only be copied at authorized dealers) and anti-pick pins. They’re favored by NYC locksmiths for high-crime neighborhoods or ground-floor apartments. They cost starting at $160 installed but are significantly harder to pick or bump.

How many locks does an NYC apartment need?

NYC law requires landlords to install a deadbolt lock and a peephole on apartment doors. Many tenants add a second deadbolt or a chain lock for additional security. Two locks — a primary deadbolt and a secondary chain/bar lock — is the most common setup.

What should I do when I first move into a NYC apartment?

Have all locks rekeyed or replaced before moving in. You don’t know how many previous tenants had copies of the key. A rekey costs starting at $40 and ensures only you have access.

Do NYC landlords have to change locks between tenants?

NYC law does not require landlords to rekey between tenants, but responsible landlords do. Always request a rekey before moving in, or pay for it yourself — it’s cheap insurance.

How much does it cost to install a new lock in NYC?

Basic deadbolt installation runs starting at $80 (lock + labor). High-security locks (Medeco, Mul-T-Lock) cost starting at $160 installed. Smart lock installation adds starting at $40 to the lock price. Cobra Locksmiths provides upfront pricing with no hidden fees.