Non-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
You get a price before we start. It does not change when we arrive. No surprises.
Fast, Reliable Emergency Locksmith Across Trenton
An emergency locksmith in Trenton needs to handle more than a simple lockout. The city’s late-1800s and early-1900s brick rowhouses in Mill Hill, Chambersburg, and South Trenton carry original mortise locks, layered landlord hardware, and door frames that shift with every freeze-thaw cycle. When a deadbolt fails, a key snaps, or a forced entry leaves a door unsecurable, you need someone who knows this housing stock and can get to you fast. Our Trenton crews arrive in marked vehicles, quote a firm price on the phone before dispatch, and leave a documented photo record when the job is done. Call (331) 310-8471, answered by a live person at any hour.
Why Novak Lock & Security Is Trenton’s Preferred Emergency Locksmith Company
We built our reputation in Trenton on the jobs other locksmiths turn down. A 2 a.m. call from Emory Avenue in Mill Hill after a break-in, a Chambersburg rowhouse with a skeleton-key mortise lock that no rekey kit fits, an eviction lock change in South Trenton where the tenant’s key still works. These are not outliers in Trenton. They are the norm. Our technicians carry the specialized tools for this city: vintage warding files, hollow-barrel keys, deep-body mortise cylinders, and reinforced ANSI strike hardware. That is not a selling point as much as a requirement here.
Our dispatchers quote a written price before any truck rolls. No technician is permitted to change that price on the doorstep. This rule has stood since 2002, written into the Haven Standard as Clause 1: the price on the phone is the price on the invoice. A Trenton homeowner researching locksmiths at midnight does not need to wonder whether the $49 ad will become $349 at the door. They need to know what a mortise rekey actually costs in this city, and that is what we tell them.
Every Trenton visit is performed by a background-checked, uniformed technician. You receive a written scope before work starts, and a photo record documenting what was found and what was done when the job is complete. For Trenton properties where forced entry has compromised the frame, not just the lock, that documentation matters for insurance claims and police reports as much as for your own records.
Our Emergency Locksmith Services in Trenton

24/7 Emergency Lockout
Locked out of your Trenton rowhouse at 1 a.m.? We reach most Trenton neighborhoods within 30 to 45 minutes of dispatch. Our technicians pick locks non-destructively whenever possible, which matters in Mill Hill and Chambersburg where owners want original hardware preserved. The price is quoted on the phone, written in your service scope before work begins, and the technician cannot change it when they arrive. That is Clause 1, and it applies to every lockout.
Broken Key Extraction
A key snapped in a deadbolt is a common failure in Trenton’s older doors. The original mortise cylinders and the stacked hardware on landlord-converted properties create tight tolerances that fatigue keys over time. We extract the broken piece without damaging the cylinder, cut a new key from the surviving profile, and test the lock under load. If the cylinder itself is worn past serviceability, we tell you before replacing it, with the replacement price in writing first.
Safe Opening
Safes in Trenton homes range from small fire boxes to full gun safes and floor-mounted vaults in older Chambersburg and Mill Hill houses. When you lose a combination or the dial mechanism fails, we open it with minimal damage and repair or replace the locking mechanism so the safe remains usable. This is scheduled work, not a 30-minute lockout call. You get a written scope, a flat per-job price, and a post-service photo record of the opened safe and any components replaced.
Eviction Lock Change
Eviction lock changes in South Trenton and the rental-heavy blocks around Chambersburg require more than dropping in a new knob. Doors often carry layers: a mortise deadbolt from 1920, a Grade 2 cylindrical knob from a 1990s renovation, a keypad deadbolt added by a previous tenant. We rekey what can be rekeyed, replace what cannot, and bring every cylinder on the door to a single new key. The landlord gets a written record of exactly which cylinders were changed and photos of the finished hardware. This is the documented trail you need if the eviction is contested. Our Trenton dispatch coordinates eviction work during business hours and can schedule same-day service when the writ is already served.
Trusted Brands We Service in Trenton
We carry parts and cylinders for Medeco, Mul-T-Lock, Baldwin, and Yale in our Trenton trucks. When a Medeco high-security cylinder needs to be rekeyed, we cut keys to code on-site rather than ordering them from a factory hub. For Baldwin mortise locks, we stock the deep-body cylinders and trim parts that generic hardware stores never carry. If you have a Mul-T-Lock or Medeco system, we hold the key cards and restricted key blanks so replacements are not delayed. An Emergency Locksmith in Trenton who does not carry these parts will leave you waiting days for a factory order. We do not.
Common Emergency Locksmith Problems We See in Trenton Homes

- Mortise locks that no big-box rekey kit fits. Chambersburg’s pre-1930 rowhouses often retain original skeleton-key mortise bodies that require vintage warding files and hollow-barrel keys to rekey. Drilling these destroys hardware you may want preserved.
- Strike plates thrown out by shifting door frames. Trenton’s Delaware River valley freeze-thaw cycling swells and shifts the old wood frames in rowhouse stock every late fall. The latch misses the strike or binds shut. We re-align the frame with shims and install reinforced box strikes rather than just forcing the door.
- Smart locks installed on warped pre-war frames. A deadbolt that was never adjusted for a warped frame will not throw fully. The latch binds during the first freeze, the door won’t close, and you are locked out of your own house. We correct the strike position before installing the lock.
- Layered hardware leaving the door unsecure. Landlord-converted properties often stack a mortise deadbolt and a Grade 2 cylindrical knob on the same door. If one cylinder was rekeyed and the other was not, the old key still works for someone. We bring every cylinder on the door to one key and test them all.
Pricing for Emergency Locksmith in Trenton, NJ
Trenton pricing is not a mystery, and we do not hide it. A standard 24/7 lockout in Trenton runs $95 to $160 depending on the lock type and hour. Rekeying a mortise cylinder runs $35 to $65 per cylinder, quoted on the phone before we dispatch. A broken key extraction runs $75 to $130 when the cylinder survives; if the cylinder needs replacement, that is quoted separately. Eviction lock changes run $120 to $220 for a standard single-door setup, reflecting how many cylinders need to be brought to one new key. Safe opening runs $150 to $350 depending on the safe type and whether the dial or the key path has failed. Every price is firm, written, and unchanged at the door. There is no call-out surcharge, no “service fee” stacked on arrival, and nothing added to the invoice that was not on the phone estimate. Call (331) 310-8471 for an exact quote on your specific door, lock, or safe. The estimate is free and binding.
| Service | Trenton Price Range |
|---|---|
| 24/7 Emergency Lockout | $95 - $160 |
| Broken Key Extraction | $75 - $130 |
| Rekey (per mortise cylinder) | $35 - $65 |
| Eviction Lock Change | $120 - $220 |
| Safe Opening | $150 - $350 |
We Also Serve Cities Near Trenton

Our Trenton crews also cover Jackson, Cherry Hill, Westfield, and Camden. If you own a rental in Camden and a rowhouse in Trenton, one call handles both. Response times to these surrounding towns vary, but the pricing rule does not: the price you get on the phone is the price on the invoice, everywhere we work.
Serving Trenton, NJ - Our Local Coverage Area
We’re based in the Trenton area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Emergency Locksmith in Trenton

Yes, in most cases. Mill Hill rowhouses built before 1930 often have original mortise bodies that are still sound. We rekey them on-site using the correct warded filing or pin-tumbler replacement parts, and you keep the original hardware. If the body is internally worn or the mounting is compromised, we will tell you before recommending replacement, and the replacement price will be in writing first. Call (331) 310-8471 and describe the lock - we will tell you over the phone whether it is a candidate for rekeying.
Yes. This is the most common emergency call we take in Trenton, and our crews handle it same-night. We secure the opening, reinforce the frame if the strike plate was torn out, and install replacement hardware the same visit. On Emory Avenue, we recently re-aligned a century-old oak frame with shims, replaced the strike with a reinforced ANSI Grade 1 box strike, and set a new Medeco deadbolt while framing the work for a later multi-point upgrade. What we quote on the phone is what you pay. Call (331) 310-8471.
Yes, in most cases. We open safes non-destructively whenever the safe’s mechanism allows for it, using bypass techniques appropriate to the safe’s design. When non-destructive opening is not possible, we make the minimal drill point and repair the safe so it remains serviceable afterward. This is scheduled work with a written scope and a flat per-job price before we begin. Tell us the safe’s brand, size, and lock type when you call (331) 310-8471, and we will give you a firm range over the phone.
Yes. Eviction lock changes in South Trenton are a regular part of our Trenton work. A typical job involves multiple doors and sometimes stacked hardware from different eras on the same unit. We rekey every cylinder to one new key, replace what cannot be rekeyed, and hand you a written record and photo documentation of every cylinder changed and every lock set. Our dispatchers schedule eviction work the same day the writ is served, and we quote a firm per-door price before we arrive. Call (331) 310-8471 with the number of doors and lock types.
Yes. We extract the broken key from the mortise or cylindrical deadbolt, cut a new key from the surviving profile, and test the lock under load while we are at the door. If the cylinder is damaged beyond service, we quote a replacement cylinder in writing before touching it. Most broken-key calls in Trenton are resolved within the hour of arrival. Call (331) 310-8471 and we will quote the extraction over the phone.
Get a Firm Price Before Dispatch - Call (331) 310-8471
If you need an emergency locksmith in Trenton tonight, call (331) 310-8471. A live person answers. You describe the door, the lock, the situation. You get a written price on the phone before any truck rolls. The technician who arrives is background-checked, uniformed, and not permitted to change that price. Every job ends with a photo record and a written warranty under the 365-Day Done Right Promise. That is how we have worked since 2002, and how we work in Trenton today.
Written by Daniel Novak, Owner at Novak Lock & Security, serving Trenton, NJ and the surrounding Delaware River valley communities.







