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 San Mateo
Residential locksmith service in San Mateo typically runs $85-$280 depending on the job, with most lockouts and rekeys handled same-day and emergency calls answered by a live person around the clock. If you’re locked out in Beresford, dealing with a corroded deadbolt in Shoreview, or need your 1940s San Mateo Park mortise lock rekeyed, we’re already working in your neighborhood.
Our San Mateo crews are dispatched from the brand’s Bay Area office, so we know the difference between a quick turn onto El Camino Real and navigating the hillside streets above Crystal Springs Road. We’ve replaced salt-frozen deadbolts on Marina Lagoon homes, fabricated missing parts for vintage mortise locks in Baywood, and keyed alike the house, workshop, and gate locks for acreage owners who didn’t want three separate invoices. Call (682) 281-8985 and you’ll speak to a real person, not a callback queue.
Why Loxley Locksmith & Security Is San Mateo’s Preferred Residential Locksmith Company
We’ve been part of the Kingswell family of locksmith companies since 2007, and the standard we work to is written down, not assumed. Every San Mateo customer gets the price before we start, a real arrival window we keep, and a 365-Day Done Right Promise in writing. If a repair fails inside that year, we come back and fix it at no charge. That’s not a promotion, it’s a standing offer.
Our technicians are background-checked and arrive in uniform, so you know exactly who is pulling into your driveway. We stock hardware from Schlage, Medeco, Kwikset, and Abloy, which means most San Mateo jobs finish in one visit without waiting on parts. We’ve learned the local patterns: the salt-air corrosion cycle on Bay-facing homes, the swollen wood frames in pre-1960s construction, the mixed hardware eras in San Mateo Park and Beresford. That knowledge saves time and money.
Lock Rekey in San Mateo
Lock Rekey in San Mateo is one of our most common calls, especially after a move, a lost key, or a change in household staff. We remove the cylinder, replace the internal pin stack so your old keys no longer operate the lock, and cut new keys on-site. For a standard Schlage or Kwikset deadbolt, rekeying typically runs $85-$140 in San Mateo; high-security cylinders like Medeco or Abloy run $140-$220 because of the specialized pinning and key control.
When Rekeying Makes Sense
San Mateo homeowners call us to rekey after closing on one of those $1.5M+ properties near downtown or the Bay Meadows area, where you don’t know how many contractors, agents, or previous owners still have keys. We also rekey after break-ins, roommate departures, or when a set of keys simply vanishes at Coyote Point or the downtown farmers market. The lock stays; only the keying changes.
Keyed-Alike for Property Perimeters
Our San Mateo acreage and hillside customers often have a house lock, a workshop padlock, and a gate lock, each with its own key. We can rekey all three into one keyed-alike group in a single visit, which is what we did for that San Mateo Park homeowner with the 1937 house. One key. One invoice. No more fumbling at the gate with gloves on.
Door Lock Repair in San Mateo
Door Lock Repair in San Mateo covers everything from a deadbolt that won’t throw fully to a mortise lockset with a broken spring or a latch that no longer catches. Typical repair calls in San Mateo run $120-$220 for cylindrical locks and $180-$340 for mortise or high-security hardware, depending on whether we can rebuild with existing parts or need to fabricate or source replacements.
Marine Corrosion on Bay-Facing Homes
Exterior deadbolts on homes in Shoreview and along the Marina Lagoon corridor seize in as little as two to three years because prevailing bay wind drives salt air straight into exposed keyways. We see this constantly. The fix isn’t just replacement, it’s upgrading to marine-tolerant ANSI Grade 1 hardware that can withstand what San Mateo’s eastern edge throws at it. Installing the same cheap brass-plated deadbolt means you’ll call us again in 2026.
Winter Binding in Older Frames
From November through March, wet winters swell the wood door frames common in pre-1960s San Mateo homes, binding bolts and making it feel like the lock has failed. Often it hasn’t. A strike-plate adjustment and realignment solves it without drilling. We’ve saved San Mateo Park and Baywood homeowners hundreds by diagnosing frame swelling instead of replacing a perfectly good lock.
Trusted Brands We Service in San Mateo
We stock and service Schlage, Kwikset, Medeco, and Abloy hardware from our San Mateo-area inventory, which means most jobs don’t wait on a parts run. Schlage and Kwikset cover the bulk of residential work in Beresford’s 1950s ranches and the newer Bay Meadows condos. Medeco and Abloy come into play for the high-security deadbolt upgrades that San Mateo’s tech-industry homeowner base increasingly requests, especially on homes with smart-home integration. We speak the manufacturer’s language for each, which matters when you’re matching a new smart lock to an existing Abloy high-security cylinder or programming a Wi-Fi-enabled Schlage Encode into a mixed-hardware setup.
Common Residential Locksmith Problems We See in San Mateo Homes
- Salt-air corrosion seizing Bay-facing deadbolts. Homes in Shoreview and along Marina Lagoon see exterior hardware fail in two to three years, not the decade you’d expect inland. The marine layer deposits salt directly into keyways and bolt channels, and cheaper zinc-alloy components simply dissolve.
- Vintage mortise locks in San Mateo Park and Baywood lacking replacement parts. Those beautiful 1920s-1940s homes often have original locksets that no manufacturer supports. We fabricate or machine the missing components rather than forcing a destructive replacement.
- Swollen wood frames binding bolts through winter. Pre-1960s construction throughout San Mateo uses solid wood frames that absorb moisture from the marine layer and winter rains. The bolt won’t throw, the key won’t turn, and the homeowner assumes the lock is dead. Usually it isn’t.
- Fragmented key systems across house, outbuilding, and gate. San Mateo’s larger lots and acreage properties accumulate locks over decades with no plan. We regularly consolidate three or four separate keys into one keyed-alike group, cutting both clutter and future service calls.
Pricing for Residential Locksmith in San Mateo, CA
Here’s what residential locksmith work actually costs in San Mateo, based on the jobs we perform here regularly:
| Service | Typical Range in San Mateo |
|---|---|
| Residential lockout (standard cylindrical) | $85-$140 |
| Lock rekey (Schlage/Kwikset deadbolt) | $85-$140 |
| Lock rekey (Medeco/Abloy high-security) | $140-$220 |
| Deadbolt installation (new bore, standard) | $140-$220 |
| Deadbolt installation (ANSI Grade 1/marine-tolerant) | $220-$340 |
| Door lock repair (cylindrical) | $120-$220 |
| Door lock repair (mortise lockset) | $180-$340 |
| Window lock repair/replacement | $85-$180 |
| Door reinforcement (strike plate/jamb) | $140-$260 |
What moves the needle: high-security cylinders cost more to rekey because of restricted keyways and specialized pinning; mortise repairs take longer when we need to fabricate vintage parts; and marine-grade hardware costs more upfront but pays for itself in San Mateo’s salt-air environment. We’ll give you the full price on the phone before we dispatch, and that number matches the invoice. No call-out surcharge gets added when we arrive. Call (682) 281-8985 for an exact quote, estimates are free.
We Also Serve Cities Near San Mateo
Our San Mateo crews regularly cross into Burlingame, Belmont, Millbrae, and San Carlos for residential locksmith calls, especially for homeowners with properties spanning multiple Peninsula cities or for tech commuters who need service at both a San Mateo residence and a Belmont rental. Same Kingswell standard, same written price, same 365-Day Done Right Promise.
Serving San Mateo, CA - Our Local Coverage Area
We’re based in the San Mateo 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 San Mateo
The prevailing bay wind drives salt-laden marine air directly into exposed keyways and bolt mechanisms, accelerating oxidation to a degree not seen a few miles inland in Redwood City or Menlo Park. We replace corroded hardware with marine-tolerant ANSI Grade 1 deadbolts that withstand this environment. Call (682) 281-8985 and we’ll assess what grade of hardware you actually need.
Yes, in nearly every case we’ve encountered. Original mortise locksets in San Mateo Park and Baywood homes often lack factory replacement parts, but we fabricate or machine the components needed to rekey the existing lock. That San Mateo Park homeowner with the 1937 house had been told elsewhere that the vintage mortise lock couldn’t be rekeyed; it could. Call (682) 281-8985 and we’ll inspect it.
Yes, and we do this regularly for San Mateo’s acreage and hillside properties. We rekey or replace the cylinders across all three locations into one keyed-alike group, cutting multiple keys on-site. One visit, one invoice, one key. Call (682) 281-8985 to schedule a scope and written price.
Pre-1960s wood door frames in San Mateo swell with winter moisture from the marine layer and rains, binding the bolt against the strike plate. The lock itself is usually fine; the frame has shifted. We adjust the strike plate and realign the bolt path rather than replace hardware unnecessarily. Call (682) 281-8985 and we’ll diagnose whether it’s the lock or the frame.
Yes, and we do it with attention to the mixed hardware eras common in Beresford and south San Mateo’s 1950s-1960s ranches. We can integrate a Wi-Fi-enabled Schlage Encode or similar with existing high-security cylinders, or upgrade the entire entry to a smart deadbolt with marine-tolerant internals. Call (682) 281-8985 for a written scope and flat price.
Written by Sam Rourke, Owner at Loxley Locksmith & Security, serving San Mateo since 2007 as part of the Kingswell family of locksmith companies.