A1 SAN ANTONIO LOCKSMITHS
Locksmith Service

Residential Locksmith Services in San Antonio & the San Antonio area

When you're standing on your porch in Alamo Heights at midnight realizing your keys are inside, you need a home locksmith who actually picks up the phone. A1 San Antonio Locksmiths is a 24/7 mobile team that comes to your door across the San Antonio area — from Stone Oak and the Medical Center out to Southtown, Monte Vista, and the neighborhoods ringing Loop 1604 — with the tools to get you back inside and the know-how to keep you secure afterward. Our technicians are trained, experienced, and insured, and we work on everything from a stuck door knob lock to a heavy antique mortise lock on a King William bungalow.

Open 24 hours, 7 days a week · Licensed, bonded & insured

This page walks through what we do inside your home: damage-free lockout entry, lock rekeying, deadbolt and high-security upgrades, smart lock installation, and full move-in security resets. We don't quote prices sight unseen — instead we explain the factors that shape your quote and confirm an exact, up-front number before any work begins. Whether you've locked yourself out of the house with no key or you just want new locks after closing on a place near Brackenridge Park, call (704) 850-6756 and a real person will answer.

Local & Mobile
Insured Technicians
24/7 Service
Up-Front Pricing

What we do

Mortise Lock Specialists

We service, repair, and replace mortise locks common in older San Antonio homes and historic King William properties.

Same-Day House Rekeys

We rekey your entire home's locks to one key, often within an hour of arrival.

Door Knob & Deadbolt Swaps

We replace worn door knob locks and install Grade 1 deadbolts for stronger entry security.

Upfront Local Pricing

You get a clear quote before any work begins — no surprise fees after the job.

Locked Out of the House? Here's Our Damage-Free Entry Process — A1 San Antonio Locksmiths

Locked Out of the House? Here's Our Damage-Free Entry Process

Getting locked out of your house is stressful, and the first thing we tell people on the phone is to breathe and check the easy stuff: a back door, a garage service door, an unlatched window you can reach safely, or a spare key left with a neighbor or under a familiar spot. If none of that works, that's exactly what our home lockout service is for. We dispatch the nearest mobile technician so you're not waiting half the night — fast local response is the whole point of a 24/7 emergency locksmith.

When our technician arrives, the first step is simple and non-negotiable: we verify that the home is yours. A photo ID, mail, or another reasonable proof protects you and everyone on the street. Once ownership is confirmed, we use professional, non-destructive methods to open standard residential doors whenever the hardware allows. Most knob locks and many deadbolts can be opened without harming the door, the frame, or the lock itself — we only discuss more involved options if a high-security cylinder or a seized mechanism leaves no gentler path, and we explain it clearly before we touch anything.

If you're locked out of your house with no key at all, we can also cut and program a replacement on site for many setups, so you leave the situation with a working key in hand rather than a hole in your door. Not sure what to do if you're locked out of the house right now? Call (704) 850-6756 — we answer 24/7 and can talk you through your options before we even arrive.

Deadbolts, Mortise Locks, and High-Security Door Hardware — A1 San Antonio Locksmiths

How to Rekey a Lock vs. Replacing It: Which One You Actually Need

One of the most common questions we get is how to rekey a lock versus swapping the whole thing out, and the honest answer depends on the condition of your hardware and why you want the change. Lock rekeying keeps your existing lock body in place but resets the internal pins so your old keys no longer work and a brand-new key does. It's the practical choice when the lock is in good shape and you simply want to control who has access — after a roommate moves out, a contractor finishes, or you realize a spare has gone missing.

A full lock change makes more sense when the hardware is worn, outdated, damaged, or doesn't match the security level you want. If your knob is loose, the deadbolt feels gritty, or you're upgrading from a builder-grade set to something stronger, replacing is the smarter investment. We'll look at what you have, tell you plainly whether to rekey or replace, and never push a new lock when a quick rekey would do the job. Many San Antonio homeowners searching for "rekey locks near me" are surprised to learn how much they can keep.

When you do need to rekey a lock across a whole house, we can often key multiple doors — front, back, and garage — to a single new key so you're not juggling a ring full of brass. Cost comes down to the number of cylinders, the lock type, parts needed, travel distance to your neighborhood, and whether it's a standard daytime visit or an after-hours call. Whatever the mix, we confirm the full price with you before we start turning any pins.

Just Moved In? A New-Home Security Reset Checklist — A1 San Antonio Locksmiths

Deadbolts, Mortise Locks, and High-Security Door Hardware

A door is only as strong as its weakest point, and in a lot of San Antonio homes that point is a tired single-cylinder deadbolt or a flimsy strike plate screwed into soft trim. We install and upgrade quality residential deadbolts, reinforce strike plates with longer screws that bite into the stud, and fit high-security cylinders with keys that resist bumping and picking — the kind of hardware that makes a real difference without turning your entry into a vault.

Older and architecturally distinctive homes — think the historic blocks of King William, Monte Vista, and Dignowity Hill — often use a mortise lock, a sturdy rectangular mechanism set into a pocket cut in the edge of the door. These are excellent, long-lasting locks, but they require experience to service correctly; the body, the cylinder, and the trim all have to work together. Our technicians repair, rekey, and replace mortise lock assemblies, and we can source a matching mortise smart lock when a homeowner wants to keep the classic look while adding keyless convenience.

We handle the humbler stuff too — a sticking door knob lock, a lever handle that won't latch, a patio slider that no longer locks, a mailbox or gate cylinder. If you've got window gates or wrought-iron security doors common on the near East and West sides, we service those cylinders as well. One visit can bring an entire home's hardware up to a consistent, dependable standard, and we'll tell you honestly which pieces are worth keeping.

Locked Out of the House? Here's Our Damage-Free Entry Process — A1 San Antonio Locksmiths

Smart Locks and Keyless Entry for Your San Antonio Home

Smart lock installation has become one of our most requested residential jobs, and for good reason: keypad codes, app control, and auto-lock features remove the single biggest home-security weakness, which is a key left under the mat. We install popular keypad deadbolts and connected locks from mainstream brands, make sure they seat correctly in doors that may have settled over the years, and walk you through setting up codes and guest access before we leave.

Not every door is a drop-in fit, and that's where experience matters. Metal doors, non-standard backsets, and heavy entry slabs can all complicate an install, and historic homes with a mortise pocket need a mortise smart lock designed for that cutout rather than a cylindrical unit forced into place. We assess the door first, flag anything that needs adjustment, and avoid the common mistake of mounting hardware that binds and drains batteries within weeks.

Keyless entry also pairs well with broader home security planning. While we focus on locks and access hardware, we're happy to talk through how your entry points, lighting, and camera placement fit together so your smart lock is part of a sensible whole rather than a gadget on an otherwise weak door. Want a quote on a keypad or connected deadbolt for your place near Stone Oak or the Medical Center? Call (704) 850-6756 and we'll confirm the hardware options and a firm price up front.

Deadbolts, Mortise Locks, and High-Security Door Hardware — A1 San Antonio Locksmiths

Just Moved In? A New-Home Security Reset Checklist

Closing on a home anywhere from Shavano Park to the far South Side is exciting — and it's also the moment you should assume the old keys are still out there. Previous owners, their relatives, agents, cleaners, pet sitters, and contractors may all have had copies. The single most valuable thing a new homeowner can do is rekey every exterior lock so none of those keys work anymore, which is faster and less expensive than replacing hardware that's still perfectly good.

Beyond the front door, we check the back and side entries, the garage-to-house door that people forget, any detached gate or shed, and the deadbolts against the frame to make sure they actually throw fully. We can key everything alike so your whole house opens with one key, flag any worn cylinders that are overdue for a lock change, and point out doors that would benefit from a reinforced strike before a problem ever starts.

This is also the natural time to decide on upgrades: a smart lock on the main entry, stronger deadbolts where the builder cut corners, or new hardware on a rental unit between tenants. We handle the whole reset in one visit and give you a clear, itemized, up-front price so there are no surprises on moving day. If you want a locksmith to meet you at your new San Antonio address, reach out and we'll schedule around your closing.

Just Moved In? A New-Home Security Reset Checklist — A1 San Antonio Locksmiths

Rentals, Evictions, Window Gates, and Multi-Family Buildings

Residential locksmithing isn't only single-family homes. We regularly work with landlords and property managers across San Antonio on tenant turnovers, where rekeying between residents is the simplest way to guarantee the previous occupant's key is useless. Keyed-alike systems and master-key setups make managing a fourplex or a small apartment building far easier, and we can plan a scheme that gives you a single master while each unit keeps its own key.

Eviction and legal lockout situations call for care and the right paperwork. We require proper documentation and only perform these jobs in line with the law — we're not going to let anyone out of a house or into one they don't have the right to access. Having a trained, insured technician handle the lock change on these jobs keeps everyone protected and the property secure during what can be a tense transition.

Many older San Antonio properties, especially on the East and West sides, use window security gates and wrought-iron screen doors with their own cylinders. We service, rekey, and replace those locks too, and we understand how they interact with egress safety — a security gate should never trap someone inside during a fire. Whether you manage one duplex or a block of rentals, we'll build a practical access plan and confirm the full cost before any work starts.

Brands We Service

We install, repair and rekey all major lock brands — from everyday deadbolts to high-security cylinders.

  • Schlage logo
  • Kwikset logo
  • Medeco logo
  • Emtek logo
  • Baldwin logo
  • Yale logo

Don’t see your brand? We service virtually every make — just call.

Before you call — what to expect

What Customers Usually Ask Before Booking an Emergency Locksmith or Mortise Lock Specialist in San Antonio

How much is the average locksmith charge, and what affects my quote? There is no single flat rate — your final price depends on factors like the type of lock involved (a mortise lock, door knob lock, or high-security deadbolt each carry different labor requirements), the make and model of your vehicle if it is an auto lockout, the time of day, and how far our mobile unit needs to travel to reach you. What we commit to is confirming one exact, up-front price before a single tool touches your door or ignition — no surprise fees when the job is done.

Where can I find a locksmith in San Antonio who is straightforward about pricing? The most honest answer is to call us directly at (704) 850-6756 and ask for a quote on the spot. We walk through the specifics of your situation — lock type, location in San Antonio, parts needed — and give you a firm number you can say yes or no to before work begins. That process costs you nothing, and you are never pressured to proceed.

How do I know if a locksmith is legit? A trustworthy locksmith will arrive in an identifiable vehicle, carry a photo ID, and present a written or clearly stated price before starting any work. They will also ask for proof that you own or have authorization to access the property or vehicle — this is a sign of professionalism, not suspicion. If a technician refuses to verify who they are or pressures you to decide without a clear quote, treat that as a red flag. Our team follows every one of those practices on every call across San Antonio.

Can a locksmith make a new key from a lock, and does it work on mortise locks? Yes — a skilled locksmith can decode a lock cylinder and cut a working key to match it, even when no original key exists. This works on many lock types, including mortise lock cylinders commonly found in older San Antonio homes and commercial properties along streets like Broadway and in the King William Historic District. The exact process and any parts required will be explained before we begin, so you know exactly what is involved.

How Our Quote Process Works — From First Call to Confirmed Up-Front Price

Step 1 — Tell us what you need. When you call (704) 850-6756, a real team member picks up — day or night, every day of the year. Describe your situation: a residential lockout near the South Side, a commercial locksmith job involving a mortise lock on a downtown office door, a car lockout on Loop 410, or a rekey after a move into a Tobin Hill bungalow. The more detail you share, the more accurate your quote will be.

Step 2 — We assess the variables. Based on what you tell us, we identify the factors that shape the price: the lock type (mortise lock, door knob lock, deadbolt, electronic keypad, or vehicle lock), any specialty parts that may be needed, the time of day, and travel distance to your San Antonio location. None of these factors are hidden — we explain each one clearly.

Step 3 — You receive one confirmed price. Before our technician begins any work, you receive a single, complete price. There are no tiers, no "starting at" figures that climb once we arrive, and no add-on fees for being a 24/7 emergency locksmith call. You decide whether to proceed on the basis of that confirmed number.

Step 4 — Work begins only after your approval. Your verbal or written go-ahead is required. Once you confirm, our skilled technician gets to work — whether that means picking or rekeying a door knob lock, servicing a complex mortise lock mechanism, or cutting a new key from the lock cylinder itself. The price you approved is the price on your receipt.

What to Expect from Your A1 San Antonio Locksmiths Technician — Mortise Lock, Lockout, Rekey, and Beyond

A clearly identified arrival. Our technician arrives in a marked mobile unit and carries a photo ID. Before any work is discussed, you can verify who is standing at your door. This is standard practice on every job — from a late-night lockout near Alamo Heights to a commercial locksmith call at a multi-unit property off Fredericksburg Road. If anything ever feels off, call us directly at (704) 850-6756 to confirm your technician is on the way.

A walkthrough of the work before it starts. Your technician will explain exactly what needs to be done, why, and what the process looks like — whether it is disassembling a worn mortise lock, rekeying a door knob lock so old keys no longer work, or programming a new transponder key for your vehicle. You will understand each step before the tools come out, and any questions you have are answered on the spot, not after the fact.

Respectful handling of your property. Our team treats your home, vehicle, or commercial space with the same care they would want for their own. When working on a mortise lock in a historic King William District property or replacing hardware on a newer Helotes subdivision home, the goal is always a clean finish — no scratched frames, no scattered hardware left behind, no mess passed off as "just how locksmith work goes."

A tidy close to every job. Once the work is complete, your technician will test every key, cycle the lock several times in front of you, and confirm everything functions correctly before packing up. You will leave the interaction with a fully working lock or access solution, a clear receipt matching the price you approved, and the knowledge of exactly what was done. Call (704) 850-6756 — we answer 24/7 and are ready to help anywhere in San Antonio.

Service area

Areas we cover around San Antonio

Based in San Antonio, we reach the San Antonio area fast — 24/7. Don’t see your street? Call us, we very likely cover it.

(704) 850-6756

Frequently asked questions

How do I unlock a door if I'm locked out of my house?

Start with the safe, legitimate options: check every other door, any reachable unlocked window, the garage service door, and whether a neighbor or family member holds a spare. If none of that works, don't risk damaging the door or hurting yourself — call a professional. Our mobile technicians use damage-free methods on most residential doors and can verify your ownership, let you in, and cut a new key on the spot for many setups.

Is there a 24-hour locksmith in San Antonio?

Yes — A1 San Antonio Locksmiths operates 24/7, including nights, weekends, and holidays. We're a mobile team, so we come to you anywhere across the San Antonio area, from Stone Oak down to Southtown. Call (704) 850-6756 any hour and a real person will answer and dispatch the nearest technician.

How much is a locksmith if you get locked out?

The final price depends on the type of lock and door, the time of day, how far we travel to your neighborhood, and whether any parts or a new key are needed. After-hours calls differ from standard daytime visits, and a simple knob lock opens differently than a high-security cylinder. We quote an exact, up-front price before starting any work, so you always approve the number first.

How much is the average locksmith charge, and where can I find a cheap locksmith in San Antonio?

There's no single average because every job is different — a basic lockout, a full rekey, and a smart lock installation each involve different labor and parts. Rather than chasing the lowest number, look for fair, transparent pricing confirmed before work begins, which is exactly how we operate. We'll give you a clear up-front quote so you know the cost before we start.

Can a locksmith make a new key from a lock?

Yes. In many cases a trained locksmith can create a working key directly from the lock cylinder, even when you have no existing key, by reading the pin configuration. Whether it's possible depends on the lock type and condition, and high-security cylinders may require extra steps. We'll tell you up front whether we can cut a key from your lock or whether rekeying is the better route.

How do I know if a locksmith is legit?

A trustworthy locksmith answers the phone as a real business, arrives in a marked vehicle or with clear identification, verifies that you own the property before opening it, and gives you a written, up-front price instead of a vague estimate that balloons later. Our technicians are trained, experienced, and insured, and we confirm the cost before any work. If anything feels off, you should always be free to ask questions before agreeing.

What are the requirements to obtain a locksmith license in Texas?

In Texas, locksmith and security-related work is regulated at the state level, which typically involves company registration, background screening, and insurance requirements through the state's regulatory framework. Rules change over time, so homeowners should expect any legitimate provider to carry insurance and operate as a real registered business. We maintain insurance and operate professionally; we don't claim credentials we can't back up.

What should I do if I'm locked out of my house with no key at all?

Stay somewhere safe and well-lit, confirm there's no easier way in such as another door or a spare with a neighbor, and avoid forcing anything that could injure you or damage the door. Then call (704) 850-6756. We can often open the door without damage, verify your ownership, and make a brand-new key on site so you're not left stranded again.

Locked out or need a lock fixed? We are on the way.

Open 24 hours, 7 days a week · Insured, background-checked technicians · Up-front pricing

(704) 850-6756