If I were securing my own prewar walk-up in Williamsburg, here's exactly what I'd do

The honest answer is that most prewar walk-ups in Williamsburg are not secured so much as they are locked. There is a difference. A lock on a hollow jamb with short screws and a builder-grade deadbolt is just theater. What I would actually do, starting from scratch, is build real layered security - one layer for the building entry, one for the apartment door, one for the secondary openings, and a key control system that does not fall apart the moment someone moves out.

What would I fix first on the apartment door itself?

The door is where most people start, but they usually start in the wrong place. They buy a new lock and ignore everything around it. I would start with the frame.

Prewar buildings in Williamsburg and Bed-Stuy are full of old softwood jambs. The strike plate that came with the apartment was probably installed with screws barely long enough to grip. That is the real weak point. Before I touched the lock, I would pull the existing strike plate and replace it with a Don-Jo ELP-208 or an Armor Concepts Door Armor MAX kit, both of which use 3-inch screws that reach past the jamb into the actual stud. That change alone turns a kick-in-vulnerable door into something that actually holds.

Then the deadbolt. I would put in a Medeco Maxum 11TR503 or a Schlage B60N if the budget needed to stay lower. The key thing to check is the bolt throw. You want a full 1 inch of bolt extending into the strike when locked. A lot of builder-grade locks only throw 5/8 of an inch, which is not enough. I would also verify the bolt is hardened steel, not just zinc alloy that can be sawed through.

If the door has a standard knob or lever below the deadbolt, I would reinforce it or replace it. A knob is a secondary lock by default, and it should at least have a hardened steel latch and anti-pick pins. For anyone who wants pry resistance on top of kick resistance, a Mul-T-Lock MT5+ deadbolt with a security escutcheon makes forced entry significantly harder without making the door look institutional.

What would I do about the building entry and key control?

This is where Williamsburg walk-ups get complicated. You have a front door, often a buzzer intercom that gets abused constantly, and a building key that may have been copied a hundred times over the years. Buzzer abuse is real - anyone who gets buzzed in by one tenant now has access to every door in the building. That problem does not get solved with a better lock on the front door. It gets solved with tenant habits and, where possible, access control.

For a landlord or super managing a building in Greenpoint or East Williamsburg, the upgrade that actually changes behavior is replacing the old intercom with a video intercom system. A Comelit Mini HF or a 2N IP Verso gives tenants a visual before they buzz anyone in. People buzz in strangers on audio intercoms because they cannot see who is there. Add a camera at the entry and the dynamic changes.

For key control, the answer is restricted keys. A Medeco or Mul-T-Lock keyway on the building entry means keys cannot be copied at a regular hardware store. Only authorized dealers can cut them. That matters on turnover. Every time a tenant leaves, you rekey the apartment cylinder. You do not replace the lock, you rekey it, which is faster and less expensive. But if the building is running a standard Kwikset or cheap Yale keyway, copies are everywhere and rekeying does not solve the upstream problem. Switching to a restricted system once and maintaining it is the smarter long-term approach.

Tailgating at the front door is a real issue in any building with more than four or six units. A door closer adjusted to a faster close cycle, combined with good lighting at the entry, reduces the window where someone can slip in behind a tenant. Lighting matters more than people realize. Dark entryways in Bushwick and Downtown Brooklyn are not just uncomfortable, they are a genuine blind spot where someone can linger unnoticed.

What about the openings people usually forget?

Fire escape windows and back doors are where I see the most neglect. In a Williamsburg prewar, the fire escape window is often in the bedroom or living room and it typically has a standard single-hung window latch that any adult could force open from outside in seconds.

I would add a Charley Bar or a Ideal Security SK110 window bar on any window accessible from the fire escape. These are inexpensive, require no tools to operate from inside, and meet NYC fire egress rules. The key requirement is that the resident can open it from inside without a key. That is non-negotiable for fire safety and also the law.

Back doors are the other forgotten opening. A lot of ground-floor units in Bed-Stuy and Williamsburg have a back door into a shared yard or alley. These often have a deadbolt with a short bolt throw, no reinforced strike, and a hollow jamb. I would treat a back door exactly like the front door: reinforced strike, full 1 inch bolt, and if the door itself is hollow core, replace it or add a solid-core insert.

If you want a real conversation about any of this, or you need a rekey on turnover, a new deadbolt, or camera and intercom installation, call B & G Locksmith at (347) 699-9268. We are the locksmith counter inside B & G Hardware at 210 Roebling St in Williamsburg. Walk in for hardware off the shelf or keys cut while you wait. No dispatch center, no callback queue, just a real counter in the neighborhood.

Frequently asked questions

What's the single weakest point in most Williamsburg prewar walk-ups?

The door frame. Most prewar jambs are hollow or softwood, and the strike plate is held in with screws that are only 3/4 inch long. A solid kick can split the frame before the lock ever fails. Replacing those short screws with 3-inch screws and adding a heavy-gauge reinforced strike plate fixes this faster than swapping the lock.

Do I really need to rekey when I move into a new apartment?

Yes. You have no idea how many copies of that key are floating around - previous tenants, ex-roommates, contractors, the last super. A rekey costs less than a new lock and gives you a fresh key control baseline from day one. Any locksmith can do it in under 15 minutes.

Can I walk in to B & G Locksmith without an appointment?

Yes. B & G Locksmith is the locksmith counter inside B & G Hardware at 210 Roebling St in Williamsburg. Walk in for key copies, lock hardware off the shelf, or advice. No appointment needed. For emergency lockouts or on-site work, call (347) 699-9268.