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 Residential Locksmith Across Martinez
Residential locksmith work in Martinez often means working on doors and locks that predate modern key formats by decades. A standard rekey job in Martinez typically runs $95 – $160 per lock, while deadbolt installation on an older door usually lands between $140 – $240 when you factor in the mortise-pocket work these historic homes so often require. Our Residential Locksmith team carries the specialized cylinders, strike plates, and mortise-case parts that generic chain techs don’t stock, because most Martinez homes simply aren’t built around Kwikset drop-in hardware. Call (910) 714-4287 and you’ll speak to a live person, not a recording. We’ll tell you what’s actually wrong with the lock, what it costs to fix, and who exactly will show up at your door before you ever have to unlock it.
Why Dunmore Locksmith Is Martinez’s Preferred Residential Locksmith Company
Perry Osgood leads our Martinez residential work with a rule that dates back to when Dunmore joined the Threshold Group in 2007: the price goes in writing before any work starts, and the technician’s name and photo go to you before the visit. Homeowners near the Ferry Street historic core and up along Alhambra Avenue tell us the same thing, that they’d rather pay a little more to know who’s coming than gamble on a stranger at the door.
Our response time to Martinez neighborhoods runs 30 to 45 minutes for lockouts and urgent lock failures, because we keep technicians staged along the Highway 4 corridor and up toward Benicia. The people answering our phones work from a dispatch desk that knows Martinez specifically, they can tell you whether your street is in the Alhambra Valley side or the downtown grid, and they know the difference between a Victorian on Escobar Street and a 1970s rancher off Center Avenue.
Every technician who comes to a Martinez home is background-checked, identity-verified, and uniformed. We send you their name and photo before the visit, and they carry a photo ID badge they’ll show at the door. That’s the Threshold Standard, and it’s not optional. If someone you weren’t told to expect shows up, that visit is covered at no charge.
Deadbolt Installation in Martinez
Deadbolt installation in Martinez is rarely a drop-in job, because a meaningful share of the housing stock runs original mortise locksets on doors that have been settling since the 1890s through the 1940s. The cost for deadbolt installation in Martinez runs $140 – $240 per door depending on whether the door is pre-bored, whether the strike plate needs reinforcement at the jamb, and whether we’re working alongside an existing mortise lock rather than replacing it.
Reinforcing the Strike Side
The weak point on most Martinez doors isn’t the deadbolt itself, it’s the jamb side where the bolt seats. On older doors, especially along Alhambra Avenue and the downtown grid, wood around the strike plate has often dried and split over decades. We install a hardened strike plate with 3-inch screws that bite into the framing, not just the door trim, which is what actually stops a kick-in attempt.
Working With Original Mortise Doors
Some homeowners want a modern deadbolt added above an original mortise lock rather than pulling out the old hardware. That’s usually the right call on a Victorian or Craftsman door, because it preserves the original lock for its look and adds modern key control in one pass. We bore cleanly, align the new bolt with the existing strike, and leave the original lock functioning if it’s serviceable, or tell you straight if it isn’t.
Locksmith Key Replacement in Martinez
Locksmith key replacement in Martinez splits into two very different jobs: cutting keys for a lock that still works, and replacing keys after a rekey or lock change. For standard Kwikset and Schlage pin-tumbler locks, key replacement runs $15 – $35 per key cut and copied on-site. For original skeleton-key and bit-key profiles on pre-WWII mortise locks, a key replacement often means fitting and hand-cutting a bit key to the existing levers, which runs $90 – $180 depending on the lock’s internal condition.
Cutting Keys for Antiquated Cylinders
The old Corbin and Yale mortise locks around the Ferry Street core don’t take modern blanks. A new key has to be hand-cut to fit the lever pack inside the case, not just run through a duplicator. We carry a range of vintage and aftermarket bit-key blanks for exactly this, and if the case is too far gone, we’ll tell you before cutting anything.
Key Control After a Home Purchase
If you just bought a home in Martinez, key replacement alone rarely solves the real problem, which is that the previous owners, their family, and possibly a contractor all had copies floating around. Rekeying is the smarter move: we repin the cylinders so old keys die, then cut new keys for you. We’ll be honest about which of your locks can actually be repinned versus the ones that need a new cylinder or a full modern hardware swap.
Trusted Brands We Service in Martinez
We’re factory-authorized to service Schlage, Kwikset, Medeco, and Abloy hardware, and we carry the pin kits, cylinders, and strike components those lines require in our service vehicles, not just in a warehouse somewhere. For Martinez customers that means a Schlage deadbolt gets a Schlage pin kit, a Medeco high-security cylinder gets Medeco pins, and we don’t make do with generic aftermarket parts that fail early. On older hardware, we keep new and reconditioned mortise cylinders and aftermarket bit-key blanks on the truck, because most of Martinez’s pre-WWII homes need something no big-box store has carried in 60 years.
Common Residential Locksmith Problems We See in Martinez Homes
- Salt corrosion on exterior deadbolts and keyways. The Carquinez Strait pushes marine air straight into Martinez, and the salt content pits exterior bolt tailpieces and key cylinders far faster than homes in Concord or Walnut Creek see. We regularly free seized cylinders on the Strait-facing side of Alhambra Avenue homes where the same lock still turns fine indoors.
- Generic techs trying to rekey mortise locks with pin-tumbler kits. The blocks around Ferry Street and Escobar Street hold an unusual number of original Corbin and Yale mortise locksets that can’t be repinned with standard Kwikset-type tools. We’ve seen cases where a chain tech forced the cylinder and cracked the case. The fix after that is a full hardware swap that never needed to happen.
- Warped original doors that won’t latch cleanly on a new cylinder. An 1890s or 1920s door on a hillside lot has often moved subtly over a century. A new cylinder dropped into a warped mortise pocket can leave the door misaligned, so the homeowner blames the new hardware. We adjust the strike and the mortise body, not just the cylinder, to get the latching right.
- Bought homes where nobody knows how many keys still exist. Martinez’s older homes have passed through multiple owners, renters, and caretakers. New buyers around the Ferry Street historic core frequently find the front door still runs an original mortise lock on a skeleton-key profile, and no way to know who still carries a working bit key. We rekey or add a modern deadbolt accordingly, and tell you which option your door actually allows.
Pricing for Residential Locksmith in Martinez, CA
A standard rekey in Martinez runs $95 – $160 for the first lock and $25 – $45 per additional lock when our tech is already on site. Deadbolt installation runs $140 – $240 per door depending on prep, strike reinforcement, and whether we’re fitting modern hardware alongside an original mortise lock. Lockout service in Martinez runs $85 – $150, and if we can open the door without drilling, that’s the price; if the lock must be drilled, we tell you before we pick up the drill and the new hardware range is quoted in writing first. The price we quote on the phone is the price on your invoice – no call-out surcharge added on arrival, no bait-pricing games. Call (910) 714-4287 for a free estimate, and we’ll tell you exactly what the job costs before you agree to anything.
We Also Serve Cities Near Martinez
Our Residential Locksmith in Martinez work frequently takes us into the surrounding Contra Costa communities, and we make the drive fast. Pleasant Hill, Benicia, Lafayette, and Crockett all fall inside our regular service range, with the same live-person phones, the same written pricing, and the same background-checked technicians sent by name and photo before the visit. If you’re just outside Martinez and dealing with a lock failure, call us at (910) 714-4287 and ask whether your street is in our daily coverage area.
Serving Martinez, CA - Our Local Coverage Area
We’re based in the Martinez 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 About Residential Locksmith in Martinez
Usually not with a standard rekey, because those old Corbin and Yale mortise locks don’t use removable pin-tumbler cylinders. What we can do is service the mortise case, free any seized levers, hand-cut a new bit key if needed, or fit a modern Schlage or Kwikset deadbolt above the original lock so you get real key control without gutting the door’s historic hardware. Call (910) 714-4287 and describe what’s on the door; we’ll tell you what the lock actually needs before we schedule.
It’s the Carquinez Strait. Alhambra Avenue sits in the marine-air corridor that funnels salt-laden wind off San Pablo Bay, and that salt works its way into keyway cylinders, deadbolt tailpieces, and strike screws. Concord sits a few miles inland and doesn’t get the same exposure. We service these locks with proper lubricants and corrosion treatment, not WD-40 sprayed into a keyway, and if the cylinder is too pitted, we replace it with marine-grade hardware that holds up better on the Strait-facing side of Martinez. For an exact quote, call (910) 714-4287.
No, not without modifying the door. A modern Schlage or Kwikset cylinder is a cylindrical format, and a mortise pocket is a rectangular cutout for a different lock body. On a Craftsman bungalow, the cleanest solution is usually a surface-mounted modern deadbolt added above the original mortise lock, keeping the old hardware for looks and adding modern key control alongside it. Call (910) 714-4287 for a free assessment of what your specific door can take.
We drill only when there’s no non-destructive way in, and we’ll tell you that before we pick up the drill. Most Martinez lockouts we open without drilling, using bypass tools and picks. If drilling is the only option, we’ll quote the replacement lock price in writing before we start, so you know the full cost of entry plus new hardware. Call (910) 714-4287 and we’ll get a technician to you, usually within 30 to 45 minutes across Martinez.
Rekey is the right call when the lock is a standard pin-tumbler cylinder in good condition. If the home still runs original mortise locks or the exterior hardware is pitted from decades of Carquinez Strait salt air, you’re often better off putting in new hardware rather than rekeying old cylinders that will fail soon anyway. We’ll walk you through which locks qualify for a rekey and which need replacement, and give you a written price before any work starts. Call (910) 714-4287 to schedule an assessment.
We were called to a Craftsman bungalow off Alhambra Avenue recently where the new owners had already bought a big-box rekey kit before realizing the front door was still running an original Yale mortise lock on a skeleton-key cylinder. The cylinder body was seized from years of salt air off the Strait, so we freed it non-destructively, serviced the mortise case, and fitted a new Schlage deadbolt alongside rather than forcing a full hardware swap. They kept the original door and got modern key control on the same slab. That’s how we approach every Martinez home: figure out what the door and lock actually need, then do that, not the generic thing.
If you’re dealing with a lock that won’t turn, a door that won’t latch, a house you just bought and don’t trust the key history on, or a deadbolt that hasn’t been right in years, call (910) 714-4287. A live person answers, every hour of every day. You’ll get a written price before any work starts, the name and photo of your technician before they arrive, and a 365-Day Done Right Promise on the repair. If it fails, we come back at no charge. That’s the deal for every Martinez home we step into.
Written by Perry Osgood, Owner at Dunmore Locksmith, serving Martinez since 2007 under the Threshold Group family of independent local locksmith businesses.






