Key Duplication in Delaware: Statewide Coverage Since 1953

Key duplication across Delaware usually starts with one question: is this a standard house key, a restricted keyway, or something that needs code cutting? In Wilmington, Newark, and Dover, we handle on-site cuts for common residential and commercial keys, plus automotive keys for most makes from 1996 forward. We also work with Schlage and other major lock manufacturers, and we can verify the key code before we cut to help reduce mistakes. Easter’s holds Maryland Locksmith License #0010, issued in 2004; the family business goes back to 1953. Delaware is small enough that we can reach Wilmington and Newark within about 90 minutes from Baltimore HQ via I-95, and we also cover Kent County and Sussex County. Call 410-825-3535 if you need a duplicate, a transponder key, or a key code checked before we cut it.

Delaware Key Duplication

Need key duplication across Delaware without guessing at the blank?

Delaware is a short drive on a map, but the keywork changes fast once you get into Wilmington banking towers, Newark’s university and biotech corridor, or Dover’s state government buildings. That’s why we don’t treat duplicate keys like a one-size job. A plain Schlage or Yale house key is a different conversation than a Medeco, Mul-T-Lock, or ASSA ABLOYrestricted keyway, and the wrong blank can waste your time before the cutter even starts. We also keep an eye on the actual lock family, because a key that looks right can still be off in the shoulder, pin depth, or bow profile.

Easter’s covers Delaware from Baltimore with mobile dispatch, and Wilmington and Newark are close enough to stay practical for same-day planning most of the time. We also work with customers in Dover, New Castle County, Kent County, Sussex County, and the beach communities where second homes and rental turnovers create a steady need for extra copies. If you’re trying to duplicate a high-security key, we’ll check the authorization card first. If you’re dealing with a worn original, we can often cut from code, which is cleaner than copying a bad key. For credential context and shop background, see our about us page, and if you’re comparing this with broader lock work, the parent key duplication hub is the right place to start.

Isaac Remines, our Lead Locksmith Technician, handles restricted keyway work, key code cutting, and the oddball stuff too: transponder duplication, padlock keys, antique trunk keys, and skeleton key restoration for original Baltimore row house mortise locks. Standard house and vehicle keys are usually cut on-site. For coded or restricted systems, the catch is authorization, not the machine. Delaware doesn’t use a separate locksmith license credential the way some states do, but business licensing and security rules still matter, especially around campus housing, medical spaces, and government-adjacent buildings. If you need to talk through a job before you drive over, call 410-825-3535.

What We Cut

What kinds of key duplication work do we handle in Delaware?

Most Delaware key jobs fall into a few buckets, and the bucket matters more than the brand on the head. A standard residential key is quick. A restricted keyway or a high-security cylinder may need code verification, an authorization card, or both. We cut on-site when the blank and the lock make sense, and we’ll say when the smarter move is to order by code instead of tracing a worn original.

Standard house keys. Your everyday Schlage, Kwikset, or Yale key is usually the easy part. We cut those on-site for homes, rentals, and small offices across Wilmington, Newark, and Dover, and we’ll check the blank profile if the original has been copied a few times already.
Restricted keyways. Medeco, Mul-T-Lock, ASSA ABLOY, Schlage Primus, and Bilevel cylinders often require authorization before duplication. That’s normal. The reason is simple: if the keyway is restricted, the manufacturer wants a chain of control, and we follow it instead of guessing.
Code-cut high security keys. When the original is too worn, code cutting is better than duplicating a bad copy. We use the manufacturer code when it’s available, which is especially useful on commercial systems tied to Sargent, Corbin Russwin, or other restricted master-key setups.
Automotive keys and transponders. We duplicate keys for nearly every make from 1996 forward, including transponder keys and many remote-head styles. If your key starts the car only when the chip handshake is right, we can usually tell you whether it’s a straight duplicate, a program job, or a dealer-only edge case.
Antique and specialty keys. Old Baltimore row house mortise locks, skeleton keys, padlock keys, and antique trunk keys come up more often than people think. These jobs are part pattern work and part patience, especially when the original hardware was filed, bent, or altered long before it reached us.
Mobile or shop-based cuts. You can walk into the shop at 3133 Greenmount Ave, or we can dispatch mobile service when the job belongs on-site. For Delaware customers, that often makes sense when you’re coordinating a lock change, a fleet key issue, or a rental turnover in New Castle County.
When To Call

When should a Delaware property owner call for key duplication?

Call sooner than you think. A key gets copied cleanly when it’s still in good shape, not after the shoulders are rounded off and the cuts are half-worn. We see the same pattern in Delaware rental units, campus-adjacent housing, and small offices near the Wilmington financial corridor: people wait until the spare is already the spare of a spare, then wonder why it sticks.

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1. Before a move-in, turnover, or staff change

If you’re handing keys to a new tenant, a student roommate, a seasonal worker, or a back-office employee, get the duplicates made before the handoff. In Delaware, that’s especially useful in Newark near the University of Delaware, in Wilmington apartments tied to banking and legal work, and in Sussex County vacation rentals where key control can get messy fast. A clean duplicate now beats a callback later.

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2. When the original is still readable

Most people don’t realize how much a worn key matters. If the cuts are shiny, rounded, or flattened, a copied version can inherit the wear and create the same sticking problem. Bring the best key you have, or better yet the code if the lockset supports it. That’s the cleanest path for many Medeco, Schlage Primus, or commercial master-key jobs.

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3. When the lock type is unusual

Not every key is just a key. A restricted cylinder, a mortise lock, a cabinet key, or an antique trunk key can each need a different approach. We’ll tell you if the work is a quick duplication, a code-cut job, or something that needs verification first. That saves you from paying for the wrong blank or waiting on a part you didn’t need.

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4. When you need more than one working copy

If you’ve got a house in Wilmington and a place down in Rehoboth Beach, or a business that splits time between Dover and New Castle County, it helps to have a few working duplicates on hand. The trick is making them while the first key still functions properly. Once you’ve lost the only good copy, the job gets slower and usually more expensive.

Need a Delaware key duplicated today?

Bring the original, the code, or the authorization card if you have one. Easter’s handles Delaware key duplication from Baltimore under Maryland Locksmith License #0010, issued in 2004. Call 410-825-3535 and we’ll tell you whether it’s a quick cut, a transponder job, or a restricted keyway.

How Pricing Works

What does key duplication cost in Delaware?

For simple residential duplicates, the market is usually pretty modest, and standard house keys often fall into a lower-cost range. Automotive transponder keys, restricted keyways, and code-cut commercial keys cost more because the blank, the machine time, and the verification step all add up. Delaware jobs can also shift based on whether you’re coming to the shop, using mobile service, or asking us to handle a restricted system with paperwork.

We quote flat-rate pricing in writing before work starts, so you know the number before we cut anything. If a key has to be ordered, coded, or authorized through a manufacturer card, we’ll say that up front. That matters with Medeco, Mul-T-Lock, ASSA ABLOY, and some master-keyed commercial systems. If you want to check a job before you drive over, call 410-825-3535 and we’ll tell you whether it’s a quick duplicate or something that needs a different path.

Delaware Scope

How is key duplication in Delaware different from other states we serve?

Delaware is small, but the work isn’t small. Wilmington brings banking and legal offices with tighter key control, Newark brings campus housing and biotech facilities with more restricted hardware, and Dover brings government buildings, base-adjacent traffic, and a lot of managed properties. That mix means the same day can include a regular house key, a transponder duplicate, and a restricted commercial key that needs authorization before we touch the cutter.

Follow the keyway, not the label. A lot of Delaware jobs look simple until you check the cylinder family. Schlage Primus, Medeco, and Mul-T-Lock can all require different blanks and approval steps. The label on the key head won’t tell you enough, especially if the key has been copied before or filed to fit a sticky lock.
Use code when the original is worn. If the original key is bent, shiny, or half-worn, duplicating it just copies the damage. Code cutting is more accurate for many commercial cylinders and some automotive applications. That’s especially useful in office buildings, university housing, and master-keyed properties where a bad duplicate can turn into a service call.
Respect the state context. Delaware doesn’t use a separate locksmith credential the same way Maryland does, but business rules still apply through the Delaware Department of Safety and Homeland Security. We’re careful with restricted systems and authorization because the real issue is control, not speed. For simple cuts, it’s fast. For controlled systems, it’s paperwork first, blade second.
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About the Author
Robert Easter, President & CEO, Easter’s Lock & Security Solutions

Second-generation President of Easter’s Lock, holding Maryland Locksmith License #0010 (issued in 2004 when the state began licensing the trade). Family business in Baltimore since 1953. 47 years of hands-on lock and security experience. Certified Master Locksmith (CML), Certified Master Safe Technician (CMST), Certified Automotive Locksmith (CAL). Past President of the Maryland Locksmith Association. Past Northeastern Regional Director, ALOA. ALOA member since 1982. Towson University, Business Management.

Last updated: June 2026 · Reviewed by Easter’s Lock & Security Solutions, 1713 E Joppa Rd, Baltimore, MD 21234
FAQs

Frequently Asked Questions

Can you duplicate a Medeco key in Delaware?+

Sometimes, yes, but only if the authorization requirements are satisfied. Medeco restricted keyways are controlled for a reason, so we’ll need the proper card, code, or proof the system allows duplication. If the original is worn, we may recommend code cutting instead of copying the existing key shape.

Do you duplicate car keys for Delaware drivers?+

Yes. We duplicate many automotive keys for vehicles from 1996 forward, including transponder keys and some remote-head styles. The exact process depends on the make, model, and whether the chip needs programming. If you’re in Wilmington, Newark, or Dover, call first so we can tell you whether it’s a straight cut or a program job.

How far do you travel into Delaware?+

We serve all three counties, including New Castle County, Kent County, and Sussex County. Wilmington and Newark are close enough to be practical from Baltimore HQ via I-95, and we also take on work in Dover and coastal areas when the job fits our mobile schedule.

Can you make a spare key for an old Baltimore-style mortise lock?+

Yes, if the key and lock family can still be matched. Skeleton key restoration and antique mortise work come up often with older row houses, and the job is usually more about matching the warding and cutting the key correctly than forcing a modern blank into place.

Do you need to see the lock to copy a key?+

Not always. For a standard key with a readable original, we can usually cut it from the key itself. For restricted keyways, master-keyed systems, or worn originals, seeing the lock or checking the code helps a lot. That’s especially true in commercial spaces around Wilmington and Newark.

Is walk-in service available for Delaware customers?+

Yes, you can walk into the shop at 3133 Greenmount Ave for key work, and we also dispatch mobile service when the job belongs on-site. For Delaware customers, mobile makes sense when you’re dealing with a vehicle, a rental turnover, or a restricted commercial key that needs verification first.

Got a worn key in Delaware?

Don’t wait until the spare stops working too. We can often make the cleaner duplicate from the right code or blank the first time. If you’re ready to price it out, use our quote form at https://www.easterslock.com/get-a-quote/ or call 410-825-3535.