Smart locks
House lockouts
Re-keying
Deadbolt upgrades
Schlage
Kwikset
Car keys & fobsNon-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.
Get your free estimateFast, Reliable Emergency Locksmith Across Antioch
An emergency lockout in Antioch doesn’t wait for business hours, and neither do we. Cypress Lock & Key responds to house lockouts, broken key extractions, and storm-damaged door hardware throughout the 94509 and 94531 ZIP codes, with technicians who know the difference between a corroded Delta shoreline deadbolt and a lock that simply wore out. If you’re standing outside your front door on Lone Tree Way or locked out of a marina-adjacent property off A Street, call (877) 265-4385 and you’ll get a real locksmith on the line, not a call center. We talk through what you’re seeing, quote the full price before anyone rolls, and send a tech who has already worked on dozens of Antioch homes like yours.
Why Cypress Lock & Key Is Antioch’s Preferred Emergency Locksmith Company
Antioch sits between two very different housing realities. In 94509 you have 1950s-through-1980s ranch and stucco homes, many still running original mortise locks and builder-grade knob sets that have seen fifty years of Delta air. In 94531 you have 1990s-and-newer tract homes and hillside subdivisions with modern deadbolts, keypad entries, and HOA-standardized hardware. A locksmith who only knows one generation of hardware is going to have a bad night in Antioch. We carry parts for both.
Noel Carver built Cypress Lock & Key around a simple idea: work on the lock you already have. That means stocking cylinders, pins, springs, and tailpieces for Schlage, Kwikset, Sargent, and Abloy so we’re not telling an Antioch homeowner to wait three days for a part that should be on the truck. It also means our techs see the failure patterns specific to this area: marine corrosion on locks within a mile of the river, UV-brittled keypads on south-facing 94531 doors, and deadbolts binding in frames that shifted during the last big Delta wind event. We’re an Emergency Locksmith team that shows up already understanding what’s wrong before we touch the door.
Our reputation in Antioch comes from the simple stuff: we answer the phone at 2 a.m., we quote the full price before dispatch, and the price we quote is the price on the invoice. No bait pricing. No call-out surcharge added on arrival. Antioch homeowners and small landlords have enough to worry about during a lockout without wondering if the locksmith is going to inflate the bill.
Styles & brands we work with







Our Emergency Locksmith Services in Antioch
24/7 Emergency Lockout
Locked out of your house in the middle of the night? It happens more than anyone wants to admit. Our techs run non-destructive entry first: picking, bypassing, or in rare cases a controlled drill-and-replace. In 94509 especially, the problem is usually a seized cylinder from marine air, not a lost key, and a competent pick-and-lube often gets you inside without new hardware.

Broken Key Extraction
Keys snap in ignitions, deadbolts, and padlocks in Antioch daily. Summer heat stress on a worn brass key combined with a slightly corroded cylinder is a classic 94509 failure. We use spiral extractors and precision picks to pull the broken piece without damaging the lock, then cut you a fresh key and test it in the lock before we leave.

House Lockout
House lockouts in Antioch happen in every neighborhood, from the older grid streets near downtown to the newer cul-de-sacs off Hillcrest Avenue. Whether you left your keys on the counter, a child locked the door from inside, or a storm-slammed door sent the latch into a frame that shifted, we get you back in and make sure the door actually latches and locks properly when we’re done.

Eviction Lock Change
Landlords and property managers in Antioch face a specific pain point during tenant turnover: the previous key may have been copied more times than anyone knows. We handle eviction lock changes, tenant-turnovers, and rental-property rekeys across both Antioch ZIP codes, and we always document every existing cylinder and key before and after so there’s a clean paper trail for your records.

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.
Trusted Brands We Service in Antioch
We service hardware from Schlage, Kwikset, Sargent, and Abloy, among other manufacturers, but more importantly we stock common replacement parts in our mobile inventory so we’re not ordering your part from a distributor when you’re already late for work. Kwikset deadbolts abound in the 94531 tract homes. Schlage is the workhorse of 94509’s older stock. Sargent and Abloy show up on the commercial and high-security jobs around Somersville Towne Center and the marina-adjacent storefronts. If you have one of these brands on your door, there’s a strong chance we already have the cylinder, cut key, and faceplate in the van.
Common Emergency Locksmith Problems We See in Antioch Homes
- Corroded shoreline deadbolts in 94509. Salt-laden Delta air strips the surface plating off exterior deadbolts fast, then moisture gets into the pin chambers and the key won’t turn. Many of these locks are not failed, just seized, and they can often be freed, cleaned, and re-lubricated without drilling.
- Storm-shifted door frames in 94531 hillside tracts. After strong Delta winds or winter rain, we get calls for deadbolts that “suddenly stopped working.” Usually the frame or strike plate moved a fraction of an inch. Swapping the cylinder doesn’t fix it. We realign and re-secure the strike, then adjust the bolt throw.
- Mixed-generation hardware in 94509 ranch homes. A single house can have an original mortise lock on the front door and a builder-grade knob lock on the back. Each needs different parts, different rekeying techniques, and a locksmith who can identify what’s on the door before making it worse.
- Sun-baked keypads and smart locks in south-facing 94531 homes. Antioch summers hit hard, and electronic deadbolts with cheap keypads degrade fast in direct afternoon sun. We stock mechanical replacement cylinders and can convert an unreliable keypad lock back to a sturdy keyed deadbolt if that’s what the homeowner wants.
Pricing for Emergency Locksmith in Antioch, CA
A standard house lockout in Antioch runs $80 to $160 during normal hours, depending on the lock type and whether the cylinder needs to be picked, bypassed, or drilled. Late-night emergency calls, typically between midnight and 6 a.m., add $40 to $75. Broken key extraction runs $70 to $130 depending on how deep the break is. Eviction lock changes with a rekey run $45 to $85 per cylinder, and a full three-cylinder rental rekey usually lands between $150 and $250. For storm-damaged properties where we’re realigning a door frame, re-securing a strike, or freeing a corroded lock, expect $100 to $220 depending on the repair scope.
Every job is quoted on the phone before we dispatch a tech. The quote includes labor, parts, and trip charge. You will not see anything added on arrival, and the price we give you is the price on the invoice. For a specific quote on your lockout or rekey, call (877) 265-4385. Estimates are free.
We Also Serve Cities Near Antioch
Cypress Lock & Key runs emergency lockout and rekey service beyond Antioch into Oakley, Brentwood, Knightsen, and Bay Point. If you own rental property in Oakley or run a small business in Brentwood and need a locksmith who knows East Contra Costa, we already cover those roads. Same dispatch line, same pricing model.
Serving Antioch, CA — Our Local Coverage Area
We’re based in the Antioch 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 – Emergency Locksmith in Antioch
It’s a repair call that began as a lockout. A deadbolt that won’t turn after a Delta wind storm or heavy rain usually means the door frame or strike plate moved, and the bolt is binding against the strike. We treat it as an emergency lockout first (get you inside), then correct the frame or strike alignment before we leave. In Antioch’s 94531 hillside tract homes this is one of our most frequent post-storm calls. Call (877) 265-4385 and we’ll walk through it.
Antioch’s marina-adjacent and river-corridor blocks sit in marine air that carries salt and moisture from the Delta, and that salt accelerates corrosion on brass and pot-metal lock components far faster than inland Contra Costa cities like Concord or Walnut Creek. A deadbolt that would last fifteen years in Brentwood might seize in four years near the Antioch Marina. We stock lubricants and replacement cylinders suited for high-moisture, high-salt environments, and we can recommend finishes and brands that hold up better near the water.
Yes, and this is one of the most common calls we run after winter storms. We remove temporary boarding, assess what happened to the original hardware and frame, and re-secure the property with working locks. That can mean freeing a corroded Schlage deadbolt, realigning a shifted strike, replacing a blown-over fence gate lock, or swapping a mortise cylinder on an older 94509 ranch. The goal is always the same: get the property lockable, keyed, and secure.
Only if it’s the last resort. Most residential lockouts in Antioch, including 94509 properties where the cylinder is seized from marine corrosion rather than lost keys, open with picking or bypass methods. Drilling is faster for the locksmith but costs you a new lock. We avoid it unless the cylinder is truly failed or the door frame is so compromised we can’t get a clean pick. If we do drill, you’ll know why before we start.
Yes. This is exactly the setup Noel Carver and our techs work with routinely in older Antioch homes. The front mortise lock is rekeyed by swapping or repinning its cylinder, while the back deadbolt gets standard cylinder rekeying. The result is one key that operates both doors, even though the locks are from different hardware generations. This is one of the most cost-effective security upgrades we recommend for 94509 homeowners who just bought a house and don’t know how many copies of the old keys exist.
Response times to Antioch vary by time of day, weather, and current call volume, but most jobs in 94509 and 94531 are reached within 30 to 45 minutes after the call. We don’t promise a specific minute because we’d rather be honest than optimistic. What we do promise: a real locksmith answers the phone, the full price is quoted before dispatch, and no call-out surcharge appears on the invoice.
Contact Cypress Lock & Key for Emergency Locksmith Service in Antioch
Whether you’re standing outside your front door on a dark street in 94509 or managing a rental property in 94531 that needs a post-storm re-secure, call (877) 265-4385. We’ll tell you what the job should cost, when we can get there, and what we’ll do when we arrive. No bait pricing, no pressure. Just a locksmith who knows Antioch’s locks, its weather, and its doors.
Written by Noel Carver, Owner at Cypress Lock & Key, serving Antioch and East Contra Costa County.