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.
Locksmith in San Francisco, CA
Locksmith work in San Francisco splits into two very different jobs. The first is the dense row of 1890s to 1920s Victorians and Edwardians in neighborhoods like the Mission, Castro, and Haight, where original mortise locksets are still bolted into doors that have been swelling and shrinking in the fog for over a century. The second is the modern city of glass condos, commercial storefronts, and access-control systems that have to work every time a badge is swiped. Blackthorn Locksmith & Security handles both, with a live person answering every call at (818) 390-9007 and a written price in your hand before any work begins.
Why San Francisco Homes Are Different
Most of San Francisco’s housing stock was framed before 1915, much of it rebuilt quickly after the 1906 earthquake. That means original mortise locks from Corbin, Yale, and Sargent are still doing the work they were installed for, often on doors that have never been square. We regularly see these locksets in the Mission, Castro, Haight, and Noe Valley, where doors stick seasonally as the wood frame responds to moisture. Rekeying or repairing them is not a hardware-swap job. It takes someone who knows which internal springs and tumblers are still available and which ones need to be machined or sourced from a specialty supplier.
The fog does its own damage. In the Outer Sunset and Outer Richmond, the marine layer hangs over the city most mornings and evenings, carrying salt that works its way into lock cylinders and faceplates. Pins seize. Keys snap in the cylinder. A lock that worked fine in September will be fussy by February. One mile east, in the Mission, the sun can be out while the Sunset is socked in, so two doors on the same day can need very different treatment. Technicians who work San Francisco every week expect this. Call (818) 390-9007 and we’ll come prepared for whichever microclimate your door lives in.
Our Main San Francisco Services
Most San Francisco calls to us are for one of three things: a commercial property that needs secure, code-compliant entry hardware, a residence with a lock that has stopped cooperating, or a building that needs controlled electronic access. Each has its own page here, where we go into depth on local conditions, hardware, and what to expect.
Commercial Locksmith in San Francisco
San Francisco commercial properties carry a heavier hardware burden than most cities. Storefronts in SoMa and the Financial District need exit devices and closers that meet SF fire code, while restaurants and offices in older buildings often have mixed hardware generations on the same door frame. We service everything from a single entry cylinder to a full master-key system, and we stock parts for Schlage, Yale, Sargent, and Medeco so a repair does not stall waiting on a distributor. A technician goes over the written scope and price before touching hardware. Read more on the Commercial Locksmith in San Francisco page.
Residential Locksmith in San Francisco
Residential work in San Francisco usually means one of three scenarios: a lockout, a rekey after a move or a roommate change, or a tired mortise lock on an original door that needs careful repair. On lockouts we treat the door the way we would our own: we try to preserve the existing cylinder before drilling anything. On rekeys, we match the cylinder’s keyway and pin it so the new key works as smoothly as the old one did when it was installed. We work with Schlage, Kwikset, Baldwin, and high-security options like Medeco where the situation calls for it. Details are on the Residential Locksmith in San Francisco page.
Access Control Systems in San Francisco
High-rises in SoMa and Mission Bay, shared-office suites, and healthcare spaces all need access control that does not fail quietly. We install and service card-reader systems, keypad entry, and electronic strikes, and we make sure the system logs entries the way your lease or building code requires. Because much of San Francisco’s commercial stock is older construction, access control often has to integrate with a legacy door and a legacy frame, not a fresh build. We quote a written scope and a flat per-lock price. The full breakdown is on the Access Control Systems in San Francisco page.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in San Francisco
We service and install Schlage, Kwikset, Medeco, and Yale hardware across San Francisco, from entry-level cylinders to certified high-security Medeco and Mul-T-Lock systems. For common residential brands we carry pins, springs, and cylinders in our service vehicles, which means most rekeys and repairs are completed in one visit. See the full list on our brands page.
Pricing for Locksmith in San Francisco, CA
| Service | Typical range in San Francisco |
|---|---|
| Residential lockout | $75-$140 |
| Rekey a single lock | $40-$70 per lock |
| Rekey a full home (3 doors) | $150-$260 |
| Mortise lock repair on Victorian door | $120-$280 |
| Deadbolt replacement (parts + labor) | $90-$190 |
| Commercial lockout | $120-$200 |
| Commercial rekey per cylinder | $60-$110 |
| Access control system install (2 doors) | $1,200-$3,000 |
| Card reader replacement | $450-$1,100 |
| Exit device or closer repair | $180-$420 |
What pushes cost up in San Francisco is usually the age of the door. A mortise lock on a 1908 Victorian takes longer to rebuild than a modern cylindrical knob, and fog-corroded cylinders sometimes need a full replacement rather than a cleaning. Whatever the job, you get a written price before work starts, and that is the price on the invoice. No dispatch fee added on arrival.
Neighborhoods We Serve in San Francisco
We work across the entire city: the Mission, Castro, Haight, Noe Valley, SoMa, Outer Sunset, Outer Richmond, Tenderloin, Fisherman’s Wharf, and every neighborhood in between. Most calls get a technician on site within 45 to 60 minutes, though afternoon traffic on Van Ness or 19th Avenue can stretch that during peak hours.
- The Mission
- Castro
- Haight-Ashbury
- SoMa
- Outer Sunset
- Outer Richmond
Service Area – Cities Near San Francisco
Blackthorn crews serve San Francisco locally, and we also cover the neighboring communities around the Bay. If you are just outside the city, you can reach us in Daly City, CA, Brisbane, CA, Sausalito, CA, or South San Francisco, CA. Dispatch and scheduling run from our Bay Area office, and a live person answers the phone 24/7 at (818) 390-9007.
Serving San Francisco, CA - Our Local Coverage Area
We’re based in the San Francisco 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 Locksmith in San Francisco
Most residential and commercial lockouts and rekeys in San Francisco get a technician on site within 45 to 60 minutes. Heavy traffic on Van Ness, 19th Avenue, or downtown during commute hours can add time. Call (818) 390-9007 and the person who answers will give you a real arrival window, not a vague promise.
For most rekeys and lock replacements inside a unit, no permit is needed. Some HOAs, especially in newer Mission Bay and SoMa towers, have rules about hardware finish or keying. If your building manager has a preferred keyway or finish, tell the technician up front and we will match it.
Blackthorn is state-licensed and insured, and every technician is background-checked and in uniform. The written price quoted before work begins is the price on the invoice. No call-out surcharge is added when the technician arrives. Call (818) 390-9007 for a free estimate on any San Francisco job.
If you are locked out, dealing with a fog-seized mortise lock, or planning an access-control upgrade for your building, call us at (818) 390-9007. A live person answers, we give you a written price before any work begins, and we leave your door working exactly as it should, with a photo of the clean-up before we go.
What happens when you call
- 1A real person answersNo phone trees - talk to a local locksmith pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What San Francisco Customers Say
"Installed a keypad on our office door. Tidy install, explained it to the staff gently and clearly, and he swept up after drilling. No mess on the carpet."
- Desmond Yoo"New deadbolts and smart locks on our rental. He was considerate of the tenant's things, quiet, and left no mess. Walked us both through the codes kindly."
- Trevor Nakamura"Rekeyed the house and added a deadbolt the first week we moved in. He wore shoe covers, swept the shavings off the floor, and was kind and patient. Felt safe right away."
- Marisol Quint