Lock Change and Rekey Service on the Upper West Side and Amsterdam Avenue

If you have lost a key, moved into a new apartment on the Upper West Side, or just ended a tenancy, you need either a lock change or a rekey right away. A lock change replaces the entire lock unit. A rekey resets the pins inside your existing cylinder so old keys no longer work. Both services cut off access to anyone who had a key before. Amsterdam Locksmith handles both on Amsterdam Avenue and across Manhattan, usually the same day you call.

When should you change a lock versus rekey it?

The answer depends on the condition and age of your hardware. Rekeying is the right call when your lock is in good shape and you simply need to cancel old keys. It is faster and costs less than a full swap. Lock changes make more sense in these situations:

• The lock is worn, stiff, or damaged from a break-in or forced entry attempt
• You want to upgrade to a higher-security cylinder or a smart lock
• The existing hardware is a builder-grade knob lock with no deadbolt, common in older Manhattan Valley walk-ups
• The lock brand does not support rekeying kits, which happens with some no-name hardware found in older Morningside Heights buildings

Upper West Side co-ops and condos often have Medeco or Mul-T-Lock cylinders already installed. Those are high-quality locks worth rekeying rather than replacing. Brownstone owners on West End Avenue sometimes come to us with original hardware that is decades old. In those cases, a change to a Schlage B60N deadbolt or an ASSA Abloy cylinder is the smarter investment.

What brands and lock types do you work with on Amsterdam Avenue?

We stock and install the locks that actually make sense for Upper West Side residential and commercial doors. Here is what we work with regularly:

• Schlage B-series deadbolts (B60N, B62N) for apartment doors and brownstone entry doors
• Medeco Maxum and Biaxial cylinders for high-security residential and co-op applications
• Mul-T-Lock MT5+ for clients who want restricted keyways and pick resistance
• Kwikset SmartKey locks for renters who want a rekey option they can manage themselves between tenants
• Schlage Encode and Yale Assure smart locks for keypad and app-based entry
• Corbin Russwin and Sargent commercial-grade mortise locks for small businesses and retail spaces on Amsterdam Avenue

We also handle gate locks for building courtyards and basement entries, which are common on the side streets between Amsterdam Avenue and Broadway. If you run a shop or office between 72nd and 110th Street, we carry the commercial hardware you need in stock.

How does the lock change or rekey process work from start to finish?

The process is straightforward. Here is what to expect when you book with Amsterdam Locksmith:

1. You call or text. Tell us your address and what you need. We confirm availability and give you an arrival window.
2. We arrive. Our locksmith shows up with a fully stocked service vehicle. No separate parts runs. No delays.
3. We assess the door and hardware. We check the lock brand, cylinder condition, door alignment, and strike plate. A misaligned door on a Morningside Heights brownstone can wear out a new lock fast, so we address that too.
4. We do the work. A rekey takes 10 to 15 minutes per cylinder. A full lock change, including installation and testing, takes 20 to 40 minutes per door.
5. We hand you the new keys. We test the lock with every key cut before we leave. You confirm everything works before we pack up.

We serve Lincoln Square, Manhattan Valley, the full stretch of Amsterdam Avenue from the 60s to 110th Street, and all surrounding Upper West Side blocks. We also take jobs throughout Manhattan and the rest of NYC when needed.

To book a lock change or rekey, call Amsterdam Locksmith at (917) 200-2978. We pick up, we show up, and we get it done right.

Frequently asked questions

How long does a lock change or rekey take?

Most single-door jobs take 20 to 45 minutes. A full apartment rekey with two or three locks is usually done within an hour. We carry parts on the truck, so there is no waiting for a return visit.

Can I rekey my lock to match another key I already use?

Yes. This is called keying alike. A locksmith pins the cylinders so one key operates multiple locks. It works well for Upper West Side apartments where you want a front door and a storage-room lock on the same key.

Do you service co-op and condo buildings on the Upper West Side?

Yes. We work with co-op and condo residents throughout the Upper West Side, Lincoln Square, and Morningside Heights. Some buildings have rules about approved lock brands, and we can help you choose a compliant option before we start the job.