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 Anselmo
Locked out on Center Boulevard? Dealing with a key that snapped off in a 1920s mortise lock on a Craftsman? A house call from Preston Locksmith & Security in San Anselmo typically runs between $95 and $225 depending on what’s involved, and you’ll know the exact figure before anyone is dispatched. That’s not a teaser rate. It’s the price on your invoice. We serve the 94960 and 94979 zip codes plus the neighborhoods around Sir Francis Drake Boulevard, Butterfield Road, and Sleepy Hollow, and we route our nearest uniformed tech from the Bay Area office straight to your street. Call (409) 405-4485 and a live person answers, 24 hours a day.
What makes San Anselmo different from a generic locksmith job is the hardware. Many homes here predate 1940, and their original mortise lock bodies sit inside solid Douglas fir doors that have been opening and closing for eighty-plus years. That’s a different job than swapping a modern cylindrical Kwikset knob. Our vans carry mortise cylinders, rim locks, and ANSI Grade 1 deadbolts because we know what’s behind most San Anselmo front doors before we even arrive. You get a written price, a live trackable arrival time, and before-and-after photos of every job. We don’t ask you to trust us. We show you the work.
Why Preston Locksmith & Security Is San Anselmo’s Preferred Residential Locksmith Company
We’ve been doing locksmith work since 2008 under the Relay Home Co. umbrella, and every location is independently owned and operated. Kevin Yoon leads our team, and the standard we hold to in San Anselmo is the same one we write into every invoice: a fixed price agreed over the phone before a van moves, a background-checked tech in uniform, and a written guarantee on every repair. If the fix fails within 365 days, we come back and make it right at no charge. That’s the Residential Locksmith standard, no fine print.
Response time to San Anselmo is typically 30 to 45 minutes during normal hours, longer on weekend nights when we’re coming from a San Rafael or Larkspur call. Our phones ring to a person, not a voicemail tree. When you book, you get The Relay Visibility Guarantee: a live arrival time you can track on your phone, a written price before work starts, and photos of everything before and after. Homeowners here tell us the photos matter because they’ve had unmarked vans show up with no proof of who was on the other side of the door. Our techs arrive in uniform with ID, and the price they quote is the price you signed off on before the first tool came out of the bag.
House Key Locksmith in San Anselmo
House Key Locksmith work in San Anselmo usually comes down to one of three things: a key that snapped in the lock, a new home purchase where you don’t know who else has a copy, or a lock that’s just worn past its useful life. When we handle a house key job, we first determine whether the lock can be rekeyed, which means swapping the internal pins so old keys stop working while the hardware stays in place. Rekeying a standard lock in San Anselmo typically runs $25 – $40 per cylinder. If the cylinder itself is damaged or we’re dealing with an older mortise setup, replacement hardware runs $40 – $90 per lock, and you’ll hear that number on the phone.
The key point is this: we identify the hardware before we dispatch. On a phone call, we’ll ask what the lock looks like, what brand is stamped on the face, and whether it’s a mortise or cylindrical style. That way the tech arrives with the right cylinder on the van. A second trip because we didn’t stock the part is not something San Anselmo homeowners should have to pay for, and it’s not something we do.
Rekeying After a Move or Contractor
If you just closed on a house near Imaginary Road or Ross Valley Drive, rekey every exterior lock before you move furniture in. Former owners, pet sitters, housekeepers, and contractors may have keys, and you’ll never get an honest count. Rekeying a full house in San Anselmo typically runs $75 – $180 depending on lock count and type, and we can key all cylinders alike so one key works every door.
Key Replacement and Duplication
A worn or broken key is the most avoidable lockout in town. If your key is bent, cracked, or takes a wiggle to turn, replace it before it fails. We cut and code-cut keys for Kwikset, Schlage, Yale, and Baldwin locks, including high-security blanks that hardware stores can’t legally duplicate. A standard key replacement runs $8 – $25; a restricted or high-security key runs more and requires proof of ownership.
House Lockout in San Anselmo
House Lockout work in San Anselmo means you’re standing outside your own front door, often on a hillside street with no good place to wait. We get it. The call itself usually takes about 20 seconds: you tell us the cross street near Butterfield Road or Red Hill, we confirm the address, and a tech is rolling. A standard non-destructive lockout in San Anselmo runs $95 – $185, with the price confirmed before dispatch. Most lockouts are opened in under 10 minutes once we’re on site.
Non-destructive entry is the default. That means we pick the lock, use a bypass tool, or work the latch with air wedges before we ever consider drilling. On the older mortise and rim locks common in San Anselmo’s pre-war homes, the right pick and a little finesse beats a drill bit almost every time. If drilling is genuinely required, you’ll know why before we do it, and the replacement hardware cost is discussed with you first.
Night and Weekend Lockouts
Getting locked out at 11 p.m. on a Sunday near The Red Hill Shopping Center doesn’t change the way we quote. The after-hours price is still agreed before we leave the office, it’s still a written price, and you still get a live trackable arrival time. You might pay $155 – $225 for a late-night house lockout in San Anselmo, but the number won’t move between the phone call and the invoice. If the price we quote on the phone isn’t the price on the invoice, the difference is our problem, not yours.
Garage and Back Door Entry
A surprising number of San Anselmo lockouts start at the garage or a side door, not the front entry. Garage deadbolts and back door handle sets on older homes often take a different key than the front door, and that key is usually the one nobody duplicates. We handle all of it: lockout entry, rekeying, and replacement hardware for every exterior door, including the garage.
Trusted Brands We Service in San Anselmo
Our techs are trained on Kwikset, Medeco, Yale, and Baldwin hardware, plus Schlage, Mul-T-Lock, Sargent, and Abloy. That matters in San Anselmo because the housing stock runs the full range: a 1925 Craftsman with Baldwin mortise hardware, a 1960s ranch with Schlage deadbolts, a new smart-lock retrofit on a Yale cylinder. We stock common parts and cylinders for these brands on the van, so a rekey or replacement happens in one visit. If you’ve got a Medeco high-security cylinder or a Baldwin mortise lock that a generalist won’t touch, we’ve got the tools and the training.
Common Residential Locksmith Problems We See in San Anselmo Homes
- Original mortise locks with worn internals. Pre-1940 homes in the Morningside and Crescent Road areas often still have the original mortise lock bodies in solid wood doors. The cylinder wears out, keys break inside, and the latch stops engaging. We carry mortise cylinders and hardware so the fix happens in one trip.
- Fog and moisture swelling on the hillside. San Anselmo’s morning fog and rainy winters push moisture into older wooden doors and frames. The door swells, the deadbolt no longer lines up, and the key starts binding. A minor strike-plate adjustment or a new bolt system usually solves it, but left alone it becomes a lockout waiting to happen.
- Multiple keys for one house. Front door, back door, garage, side gate: four different keys because previous owners and hardware-store locks got mixed in over the years. We rekey everything to a single key, typically $75 – $180 for a full house in San Anselmo.
- Broken key stubs in mortise cylinders. A key snapped off inside the original mortise lock on a 1920s front door is one we’ve seen on Crescent Road and every other hillside street in town. Non-destructive extraction almost always works. The door doesn’t get drilled. The lock doesn’t get ruined. You pay the quoted price and the house stays secure.
Pricing for Residential Locksmith in San Anselmo, CA
Here are the numbers, straight. A house lockout in San Anselmo runs $95 – $185 during standard hours, $155 – $225 after hours. Rekeying a single cylinder is $25 – $40; a whole house runs $75 – $180 depending on how many locks and what kind. New deadbolt installation runs $35 – $95 for the labor plus hardware, which usually lands between $30 and $90 for a good Kwikset, Schlage, or Baldwin unit. A full mortise lock replacement on an older San Anselmo door runs $100 – $250 installed, parts included, and that’s the range for a proper job on pre-war hardware, not a big-box swap. Every price is written before we start, and the written price is the invoice price. Call (409) 405-4485 and we’ll put your exact number in writing before the van moves.
We Also Serve Cities Near San Anselmo
Our techs cover San Anselmo plus the communities right around it. If you’re in San Anselmo or nearby, we handle Fairfax, Kentfield, San Rafael, and Larkspur with the same written pricing and live arrival tracking. One phone call, one fixed price, no zones that make the number change.
Serving San Anselmo, CA - Our Local Coverage Area
We’re based in the San Anselmo 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 Anselmo
Yes. Most house lockouts in San Anselmo are opened non-destructively with picks, bypass tools, or latch manipulation. We don’t drill unless the lock is broken, frozen, or otherwise uncrackable, and we only drill after you’ve approved it and heard the replacement hardware cost. Call (409) 405-4485 and we’ll quote the lockout over the phone.
Yes, we handle same-day and same-night service in San Anselmo for broken keys in locks. A snapped key in a mortise cylinder on a pre-war door is a job we see regularly. We extract the key stub, confirm the lock still works, and rekey or replace the cylinder if the break damaged the internals. A lockout with key extraction typically runs $120 – $195 in San Anselmo, quoted before dispatch. Call (409) 405-4485.
If the lock hardware is in good shape, rekeying is the cheaper and faster option: $25 – $40 per cylinder, and the old keys stop working immediately. If the cylinder is worn, the mechanism is loose, or you want better security, replacement runs $40 – $90 per lock plus hardware. For older mortise locks in San Anselmo, we’ll give you an honest read on which path makes sense before any work starts.
You’ll see a live trackable arrival time on your phone, so you’ll know when we’re coming. The tech arrives in uniform with company ID and a background-checked record. You’ll also have the written price in hand before they start. If anything doesn’t match, call us at (409) 405-4485 before you open the door. We’ll confirm in real time who’s on your doorstep.
Yes, and this is one of the most common requests in San Anselmo’s Craftsman-era homes. We retrofit smart locks and keypad deadbolts onto solid wood doors, including doors with mortise locks that weren’t designed for modern electronics. Installation runs $150 – $350 depending on lock type and door prep, and the written quote covers the full job. Call (409) 405-4485 and we’ll walk through what fits your door.
Call Preston Locksmith & Security in San Anselmo
Locked out, broken key, rekey after a move, or a deadbolt that won’t turn: call (409) 405-4485. We’ll give you a written price before anyone is dispatched, a live arrival time you can track, and a tech in uniform with the right parts for your door. That’s the job as it actually works in San Anselmo. No teaser rates, no surprise line items on the invoice, no anonymous van at your curb. Just a fixed price and a lock that works when we leave.
Written by Kevin Yoon, Owner at Preston Locksmith & Security, serving San Anselmo with straightforward pricing and written guarantees since 2008.






