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 Lennox, CA
Locksmith work in Lennox runs on a different clock than most of Los Angeles County. This is an unincorporated pocket where the LA County Sheriff’s Department handles calls, which means response times run longer than a municipal police force. Landlords and homeowners here lean on locksmiths not just for lockouts but for same-day re-keys between tenants, post-break-in hardware upgrades, and corrosion repairs driven by salt air rolling in from the Pacific three miles away. Blackthorn Locksmith & Security answers every Lennox call with a live person, 24/7, at (818) 390-9007 – and dispatches a background-checked technician in uniform.
Why Lennox Homes Are Different
Lennox is dense. Small bungalows from the 1940s through 1960s sit shoulder to shoulder with aging apartment buildings, and most residents rent. Tenant turnover near LAX is constant – flight crews, airport workers, short-term leases – so a typical week here means re-keying units, replacing worn entry hardware, and resetting master-key systems that have been patched together over decades. The hardware itself fights back. Persistent marine layer and salt-laden ocean air corrode pin-tumbler cylinders, exterior strike plates, and hinges faster than anything you’ll find inland. A lock that still turns smoothly in Torrance may seize solid on a Lennox apartment door that faces west into the coastal wind.
Because Lennox is unincorporated, LA County permitting rules govern any lock or access-control work tied to building modifications. We handle that paperwork side without slowing the job down. And since Sheriff’s Department response times are what they are, a broken lock or a lost master key isn’t something residents can sit on. Calls here come with real urgency.
Our Main Lennox Services
Two service lines dominate Lennox: residential re-keys and repairs on renter-occupied properties, and commercial work for the small businesses, clinics, and property managers along the main corridors. Each has its own dedicated Lennox page.
Commercial Locksmith in Lennox
Lennox storefronts, dental offices, and walk-up clinics run on tight margins and older buildings. We replace worn mortise locks on original 1950s doors, install high-security cylinders on back-ally entrances, and set up master-key systems for property managers juggling dozens of units. Marine air does a number on commercial hardware too – exterior panic bars and gate locks along Aviation Boulevard and Hawthorne Boulevard corrode visibly within a few seasons. Our Commercial Locksmith in Lennox page covers pricing, same-day availability, and how we schedule around business hours.

Residential Locksmith in Lennox
Most Lennox homes are small bungalows with original or long-neglected hardware. We re-key between tenants, replace Schlage and Kwikset cylinders that have seized from salt corrosion, and repair door frames that have taken years of forced entries and humidity. Families here often want a front entry lock, a side-garage door lock, and a deadbolt on the room where the kids sleep keyed to one clean, working set. Our Residential Locksmith in Lennox page walks through typical jobs, what we stock on the van, and what a re-key costs in this market.

Access Control Systems in Lennox
Apartment buildings along Lennox’s main corridors often need more than keys. Keypads, fobs, and card readers reduce the re-key treadmill and give landlords a clean audit trail when tenants turn over. We install and service standalone and networked systems on old building stock, where legacy doors and irregular frames make retrofits fiddly. For property managers tired of cutting new keys every quarter, our Access Control Systems in Lennox page explains the options, the hardware we trust, and what a system costs installed.

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 Lennox
We work on Schlage and Kwikset hardware daily in Lennox, and carry Medeco and Yale cylinders on the van for higher-security jobs. Because salt air destroys cheap hardware fast, we stock corrosion-resistant options and keep common parts nearby so most repairs finish same-day. See our brands for the full line we service and install.
Pricing for Locksmith in Lennox, CA
| Service | Typical range in Lennox |
|---|---|
| Residential lockout (door entry) | $75-$160 |
| Re-key residential locks (per lock) | $18-$35 |
| Replace standard deadbolt | $95-$210 |
| Replace entry knob/lever | $85-$190 |
| Install high-security cylinder (Medeco/Mul-T-Lock) | $140-$320 |
| Commercial lockout | $95-$195 |
| Commercial re-key (per cylinder) | $20-$45 |
| Install commercial mortise lock | $220-$450 |
| Access control keypad (single door, installed) | $400-$1,100 |
| Access control card reader/fob system (per door, installed) | $650-$1,600 |
What pushes a Lennox job up: corroded cylinders that need replacement rather than re-key, old door frames that need repair before new hardware seats correctly, and master-key systems on mismatched legacy hardware across a building. Every job starts with a written price delivered before work begins – that is the price on the invoice, with no call-out surcharge added when the technician arrives.
Neighborhoods We Serve in Lennox
We serve all of Lennox and the streets that define it. Our typical response window in Lennox is under an hour for lockouts, often faster during daytime hours.
- Hawthorne Boulevard corridor
- Inglewood Avenue corridor
- Lennox Boulevard area
- West Lennox (closest to LAX)
- East Lennox (near the 405)
Service Area – Cities Near Lennox
For locations outside Lennox, we run crews throughout the region. Our nearby service hubs cover Los Angeles, CA, San Diego, CA, San Jose, CA, and San Francisco, CA. Scheduling and dispatch are coordinated from our Los Angeles office, with crews serving Lennox locally.
Serving Lennox, CA - Our Local Coverage Area
We’re based in the Lennox 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 Lennox
Under an hour for most lockouts in Lennox, often faster during the day. We dispatch from our Los Angeles office and keep crews positioned for the airport-adjacent corridor, so LAX traffic doesn’t strand you waiting. Call (818) 390-9007 for a live ETA.
Routine lock changes and re-keys don’t require permits, even in unincorporated LA County. Access-control work tied to building modifications – wiring new readers into walls, changing door openings – falls under county permitting rules. We’ll tell you in writing if your project triggers that, before any work starts.
We do, and the old mismatched hardware is usually the real job. Lennox apartment buildings often have four different lock brands across eight units, plus a master key that stopped working correctly years ago. We quote the entire building walkthrough at a written flat rate before touching a single cylinder.
Contact Blackthorn Locksmith & Security in Lennox
For locksmith work in Lennox, call (818) 390-9007 any hour, any day. A live person answers, walks you through exactly what to expect, and gives you a free estimate before anyone is dispatched. You’ll get a written price, a uniformed technician, shoe covers inside your home, and a photo of the clean-up before we leave. That’s the Cedarwell Care Promise on every job – and it means a Lennox lock gets fixed right, with the home left exactly as it was found.
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 Lennox Customers Say
"Access control for a small clinic. He understood we had patients around and kept it quiet and clean. Protected the floors where he was drilling and tidied everything after."
- Ron Pak"Good rekey work and very respectful of the home. It took a day longer to schedule than I'd hoped, but once here he was careful, clean, and patient with my questions."
- Pauline Esparza"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






