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 Change Door Locks Across Hayward
Changing door locks in Hayward typically runs $95 – $210 for a standard lock change or rekey, and most jobs are completed the same day you call. The work involves either replacing the existing hardware with a new lock or rekeying the internal pins so your old keys no longer turn the cylinder. Dunmore Locksmith has served Hayward homeowners and landlords since 2007, with technicians who understand the city’s older housing stock, fault-line quirks, and bayside corrosion problems better than any out-of-town crew. Call (910) 714-4287 and a live person answers, day or night.
Why Dunmore Locksmith Is Hayward’s Preferred Change Door Locks Company
Hayward customers call us because we tell them the truth about what their lock actually needs. Not every sticky deadbolt needs replacing. Not every old mortise lock is trash. Our Change Door Locks team has seen thousands of postwar tract homes in the flatlands and hillside ranchers near Cal State East Bay, and we’re honest about what can be saved with a $20 rekey versus what genuinely needs new hardware. That honesty is rare in this trade, and Hayward homeowners notice.
Every technician who arrives at a Hayward door is background-checked, identity-verified, and sent to you by name and photo before the visit. You’ll see a photo ID badge at the door before you let anyone in. That’s the Threshold Standard, and it exists for one reason: you should know exactly who is coming to your door before you open it. If someone shows up who you weren’t told to expect, that visit is covered at no charge.
Our dispatch and scheduling are coordinated from the brand’s San Francisco Bay Area office, and crews serve Hayward locally. Whether you’re near the BART station, off Mission Boulevard, or up in the Hayward Hills, we know the streets, the housing stock, and the lock problems that repeat here.
Door Lock Change in Hayward
Door Lock Change in Hayward usually means removing an existing knob, lever, or deadbolt and installing a new one in its place. Homeowners request this after a break-in, a lost key, a divorce or roommate split, or simply because a 60-year-old lock has finally seized. In Hayward’s 1950s and 1960s tract homes, that replacement often isn’t a simple drop-in: original bores are sometimes smaller than modern standard prep, and older mortise pockets don’t match today’s cylindrical hardware without real carpentry or adapter plates.
When Replacement Makes Sense
If your lock was cut, drilled, or forced during a break-in attempt, replacement is the only honest call. Same if the cylinder is cracked or the internal springs have failed and the key spins without engaging. For a single-cylinder deadbolt in a standard bore, expect $110 – $180 in Hayward including the hardware and labor.
What We Install
We carry Kwikset and Baldwin hardware on our trucks for same-day installs across Hayward. For higher-security needs we stock Medeco and Yale, including high-security cylinders that resist drilling, bumping, and picking. We’ll tell you what each option costs before any work starts.
Lock Change in Hayward
Lock Change in Hayward is the broader term for swapping out any door lock, whether that’s a front entry deadbolt, a back-door knob, a sliding patio lock, or an apartment unit lock. The difference between a lock change and a rekey matters: a change replaces the hardware itself, while a rekey keeps your existing lock but alters the pins so only new keys work. In Hayward’s rental market, landlords near the Hayward and South Hayward BART stations frequently need both, and the right choice depends on the condition of the lock.
Rekey Instead of Replace When You Can
If your lock cylinder is in decent shape but you’ve lost keys or a tenant moved out, rekeying costs less and leaves your door looking the same. A standard knob or deadbolt rekey in Hayward runs $65 – $95. That’s the better call for a 1970s flatland home with a functioning original lock that just needs new key control.
When the Lock Is Already Failing
If the deadbolt won’t throw, the key jams, or the knob spins loosely, rekeying won’t fix it. The hardware is worn out or damaged. A full lock change in Hayward runs $95 – $210 depending on the hardware grade you choose, and we’ll tell you the exact price before we touch the door.
Trusted Brands We Service in Hayward
We service and install Kwikset, Medeco, Yale, and Baldwin hardware across Hayward, and we keep common replacement parts on our trucks so we don’t have to run back to a supply house mid-job. That matters when you’re standing at a door that won’t lock and you need it fixed today. We’re factory-authorized on all four brands, which means warranty claims and high-security key control don’t get bounced through a third party. For Hayward homeowners upgrading from an original 1960s deadbolt to something that actually resists forced entry, we’ll walk you through what each brand does well and what’s overkill for your street.
Common Change Door Locks Problems We See in Hayward Homes
- Fault-creep racked frames. The Hayward Fault’s slow creep twists door frames out of square over decades, so a deadbolt that latched perfectly at installation no longer lines up with the strike plate. The cylinder is fine; the frame moved. We relocate the strike plate and save you from buying a lock that would never seat.
- Salt-air corrosion west of Mission Boulevard. Exterior lock cylinders, knob mechanisms, and steel door frames near the Bay oxidize faster than anywhere else in the city. Pins seize, keys stick, and the lock fails before it’s actually worn out. We see this constantly in the industrial and waterfront corridors.
- Obsolete original hardware in flatland tract homes. Thousands of 1950s – 1970s homes in the flatlands still run original passage sets and single-cylinder deadbolts that predate ANSI Grade 1 standards. When those crack or seize, modern replacement cylinders don’t always drop into the old bore without prep work.
- Tenant turnover near BART stations. The apartment buildings clustered around the Hayward and South Hayward BART stations generate constant rekeying demand. Landlords need old keys dead and new keys cut fast so units don’t sit vacant. We handle that same-day.
Pricing for Change Door Locks in Hayward, CA
A standard rekey of a knob lock or deadbolt in Hayward runs $65 – $95. A full lock change with new hardware runs $95 – $210 for residential-grade Kwikset or Baldwin, and $180 – $340 for high-security Medeco or Yale cylinders. The biggest cost variables are hardware grade, whether your existing bore needs modification, and whether the door frame needs strike plate relocation due to fault-creep movement. The price we quote on the phone is the price on your invoice, and we put it in writing before any work begins. Call (910) 714-4287 for a free estimate with a real number, not a range you have to guess at.
We Also Serve Cities Near Hayward
Dunmore Locksmith regularly handles change door locks jobs in Dublin, Pleasanton, San Ramon, and Livermore. If you own rental property in multiple East Bay cities, one call covers them all. See our Change Door Locks in Hayward page for the city-specific details on local hardware issues and pricing.
Serving Hayward, CA - Our Local Coverage Area
We’re based in the Hayward 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 Change Door Locks in Hayward
Usually not. In Hayward, the most common cause is fault-creep racking: the Hayward Fault’s roughly 5mm-per-year movement slowly shifts your door frame out of square, so the deadbolt no longer lines up with the strike plate. Your lock cylinder is probably fine. We relocate the strike plate, and if the frame is cracked we refer you to a carpenter. You only need a new lock if the cylinder itself is seized, cracked, or forced. Call (910) 714-4287 and we’ll diagnose it honestly.
Yes, in most cases. Original mortise locks in Hayward’s postwar flatland homes are often built better than the cheap cylindrical locks sold today, and we can rekey the existing cylinder for $65 – $95. The lock body itself usually only fails if it’s been rusted through by salt air or physically damaged. If the mortise body is still sound, rekeying preserves the original door and hardware while giving you fresh key control.
Salt-laden marine air off San Francisco Bay accelerates oxidation and galvanic corrosion on exterior lock cylinders, knob mechanisms, and steel door frames. Properties in Hayward’s bayside and industrial corridors get hit hardest. We recommend marine-grade finishes and periodic lubrication for exterior locks in that zone. If your key already sticks, call (910) 714-4287 before the cylinder seizes completely.
Rekey the lock if the hardware is functioning and you just need old tenants’ keys to stop working. It’s faster and cheaper: $65 – $95 per lock in Hayward’s rental market. Replace the lock only if it’s dented, corroded, loose, or visibly failing. For a unit turnover where you have four hours to turn the place, we can rekey multiple locks same-day. Call (910) 714-4287 and we’ll quote every unit on one invoice.
No. In nearly every case we pick the lock open non-destructively, then rekey or replace it as needed. Drilling is a last resort for locks that are already broken beyond picking. Near the Hayward Hills foothills below Cal State East Bay, we were called out for a “sticky deadbolt” on a 1950s ranch with its original single-cylinder deadbolt and a warped entry door. The frame had racked from decades of fault creep. We relocated the strike plate, rekeyed the existing cylinder for the new owners, and referred the cracked jamb to a carpenter rather than sell them a lock that would never seat. No drilling, non-destructive entry the whole way.
Written by Perry Osgood, Owner at Dunmore Locksmith, serving Hayward since 2007.






