San Bernardino County, ZIP 91763
Locksmith in Montclair, California
Short answer: Julian's Locksmith is a licensed (LCO7891), insured and bonded mobile locksmith serving Montclair in San Bernardino County from our San Bernardino base, about 29 miles away via I-215. We handle home, car and business lock and key work on site. Hours: Daily 6:30am–11:30pm. Call (951) 903-3193.

Montclair is only about five and a half square miles, yet a surprising share of the region's daily traffic passes through it. Metrolink trains and Foothill Transit's Silver Streak buses meet at the Montclair Transit Center on Richton Street, shoppers fill the lots around Montclair Place, and I-10 cuts across the north side of town on its way to the Los Angeles County line. Behind those busy corridors sit blocks of postwar ranch homes, older apartment complexes and, in North Montclair, a newer crop of mid-rise apartments near Arrow Highway.
For a locksmith in Montclair, that mix produces a familiar set of calls. Commuters lock keys in their cars at the park-and-ride. Landlords rekey between tenants, since close to half of the city's homes are rented. Larger households end up with a drawer of unlabeled copies and no idea who holds which key. Shop owners on Central Avenue and Holt Boulevard need tired storefront deadlocks and slamming door closers sorted out.
Julian's Locksmith is a mobile locksmith based near Cal State San Bernardino. We drive to you with key machines, programmers and lock hardware in the van, give you a price before we start, and verify ID and ownership before opening anything. Our California license number is LCO7891. Call (951) 903-3193.
Locksmith services in Montclair

Emergency Locksmith
Fast help when you're stuck

Home Lockout
Get back inside your house

Car Lockout
Damage-free vehicle entry

Apartment Lockout
Apartment & condo entry

Business Lockout
Offices, stores & warehouses

Residential Locksmith
Home locks & keys

Commercial Locksmith
Business security

Automotive Locksmith
Cars, trucks & fleets

Car Key Replacement
Keys, fobs & programming

Lock Rekeying
New keys, same locks

Lock Installation
Install, change & replace

Smart Locks & Keyless Entry
Keypads & Wi-Fi locks

Access Control
Cards, fobs & keypads

Safe Locksmith
Safe opening & repair

Mailbox & Gate Locks
Mailboxes & gates

Door Hardware Repair
Closers, panic bars & more
Lock and key security in Montclair
Montclair's security picture is shaped by density rather than distance. The 2020 census put the city at roughly 6,800 residents per square mile, so homes sit close together, side yards are narrow, and many properties share a block wall or a gate with the neighbors. That closeness helps, because someone usually notices a stranger in a driveway. It also means the doors facing an alley, a side yard or a detached garage get far less attention than the front porch, and that is where a weak lock tends to get tested.
Key control is the second issue. Montclair's average household is about three and a half people, and every change in who lives there adds keys: an adult child moving back, a relative staying for a year, a converted garage rented to a cousin. Copies go out and rarely come back. If you can't account for every key to your house, rekeying the cylinders lets you start over for far less than new hardware.
Parking lots are the third pressure point. The Transit Center's park-and-ride holds about 1,600 cars, and the Montclair Place lots fill up on weekends and through the holidays. A car that sits all day in a big lot is where people find a punched door lock or a dead fob. Never hide a spare key in a magnetic box under the bumper, and keep your garage remote out of sight, since it works as a key to your house.
Local public safety is also in flux. Montclair has its own police department, and San Bernardino County Fire now staffs Fire Station 152 on Monte Vista Avenue while the city studies annexation. If your business keeps a building key in a Knox box, remember that the key inside has to be updated after any rekey.
Residential locksmith service in Montclair
Most Montclair homes date from the city's postwar boom, when the population climbed from about 13,500 in 1960 to more than 22,000 by 1970. That means plenty of single-story stucco houses with original wood entry doors, a hollow-core door between the garage and the kitchen, aluminum sliding patio doors, and lock hardware swapped out piecemeal over six decades. Finding a Kwikset deadbolt on the front door, a Schlage knob on the side door and a garage lock nobody has a key for is routine.
A typical residential call with a Montclair locksmith starts by getting those locks onto one keyway, so a single key runs the house. From there, the upgrades that matter most are practical ones: a Grade 1 or Grade 2 deadbolt on every door that leads outside or into the garage, a reinforced strike plate fastened with 3-inch screws into the framing, a pin or bar that keeps an aluminum slider from being lifted off its track, and a keyed or padlockable latch on the side-yard gate.
If your lot has a converted garage or a backyard ADU, give it a key of its own. We can key a rental unit separately from the main house, or set up a small master system so the owner carries one key for everything.
Landlords should know that California Civil Code 1941.3 requires working deadbolts on main swinging entry doors plus window security, and a rekey between every tenancy is simply good practice. Before opening any home, we verify ID and proof of residence.
Commercial locksmith service for Montclair businesses
Commercial locksmith work in Montclair falls into three settings. The first is Montclair Place, a two-level regional mall of about 1.2 million square feet. Tenants there typically need mall management's approval before changing locks, so we work within your lease, and the hardware runs to glass storefront doors, security grilles and steel service-corridor doors with panic bars.
The second is the strip centers and stand-alone shops along Central Avenue, Holt Boulevard, Mission Boulevard and Monte Vista Avenue: restaurants, markets, salons, auto repair, tax offices and small medical practices. The classic setup is an aluminum storefront door with an Adams Rite deadlock and hookbolt, a surface closer from LCN or a similar maker, and a steel rear door with a Von Duprin or Sargent exit device. Worn cylinders, pried guards and slamming closers are everyday repairs. When staff turns over, rekeying is usually faster and cheaper than new hardware, and a master key system lets a manager carry one key while each employee opens only their own area.
The third is North Montclair's newer apartment and mixed-use buildings near the Transit Center and Arrow Highway, along with medical offices around Montclair Hospital Medical Center on San Bernardino Street. These lean on electric strikes, fob readers and REX sensors. We handle the locking hardware, rekeys and basic access-control troubleshooting, though larger low-voltage projects may call for a licensed low-voltage contractor working alongside us. Cam locks for medication carts and file cabinets, plus individual tenant mailbox locks, round out the list. We confirm owner or manager authorization before any business lockout.
Car keys and lockouts in Montclair
Car calls for a Montclair locksmith usually start in a parking lot. Commuters leave cars at the Transit Center early in the morning and step off an evening Metrolink train to find a dead fob or a key locked inside, and Greyhound or FlixBus travelers do the same. At Montclair Place, the classic call is a push-button SUV that locked itself while the fob sat in a shopping bag on the seat, or a key that vanished somewhere between the AMC theater and the far end of the lot. We open vehicles with air wedges, long-reach tools and Lishi picks rather than slim jims, so window regulators, wiring and door seals stay intact.
If you've lost your only key, we can cut and program replacements on site for most makes, including transponder keys, remote-head keys and smart proximity fobs, usually through the OBD-II port. Some newer models, certain European brands in particular, require dealer-only programming, and we'll tell you that up front on the phone. For any key made from scratch, we need your ID plus a registration or title that matches the VIN.
Heat does quiet damage here. A car parked in an open lot on a 95-degree afternoon turns into an oven, and the CR2032 or CR2450 coin cell in your fob fades faster for it. When the dash warns that the key battery is low, replace it before the fob stops talking to the immobilizer.
Neighborhoods we serve in Montclair
Each part of Montclair brings its own kind of locksmith work. North Montclair, above I-10, has the newest feel in town: the Transit Center on Richton Street, Montclair Place, the Arrow Highway corridor and the apartments built since 2013 under the North Montclair Downtown Specific Plan. Expect fob questions, smart-lock installs, vehicle lockouts and lock changes for tenants who just moved in.
The Civic Center area along Benito Street holds City Hall, Montclair High School and Alma Hofman Park, which locals call Shark Park, with Montclair Hospital Medical Center a few blocks north on San Bernardino Street. The surrounding streets are mostly postwar single-family homes, where rekeys and deadbolt upgrades are everyday work.
The west side runs to Mills Avenue and the San Antonio Creek channel along the Pomona line, with Sunset Park on Orchard Street and the historic Reeder Ranch on Holt Boulevard. Farther south, the Mission Boulevard corridor and the blocks around Essex Park on Howard Street mix houses, duplexes and apartment complexes, so landlord rekeys and gate locks come up often. On the east side, Central and Benson avenues approach the Ontario line, with Saratoga and Kingsley parks on Kingsley Street and storefront work along Central.
Getting to you in Montclair
Montclair sits near the western edge of our coverage, about 29 miles from our base on Rosemary Lane in University Heights. With clear roads the drive takes roughly 36 minutes: I-215 North to I-15 South past Fontana and Rancho Cucamonga, then I-10 West to the Monte Vista Avenue or Central Avenue exit. For addresses in North Montclair, SR-210 West to Monte Vista Avenue and then south can be just as quick.
Clear roads are the exception on I-10, though. The stretch through Ontario and Montclair often crawls during weekday commute hours even with the newer express lanes, and holiday shopping adds traffic around Montclair Place. When you call, we'll check where the van is, look at live traffic and give you an honest ETA rather than a hopeful one. If a late weekday call would put our arrival past closing time, we'll say so up front so you can make other plans.
Local lock and key tips for Montclair
- Riding Metrolink from the Montclair Transit Center? Carry only the car key you need, keep it in a zipped pocket, and leave a spare with someone at home who can bring it over. Put a tag with your first name and phone number on the ring, never your address or plate number, so a fob dropped on the platform or train has a real chance of finding its way back.
- Large households go through keys quickly. Once a year, gather every copy, label each one and count them against the people who should have one. If the numbers don't match, rekey. A key stamped Do Not Duplicate is only a mild deterrent, because plenty of key counters ignore the stamp; a patented keyway such as Schlage Everest or Medeco gives you real control over who makes copies.
- Afternoon sun hits west-facing front doors hard during Montclair summers. If your deadbolt suddenly drags or needs a shove to throw, the door or frame has probably shifted, so don't force the key, because a snapped key in the cylinder turns a small problem into a bigger one. Moving the strike plate is usually a quick fix, and swapping smart-lock batteries each spring heads off a midsummer failure.
- Many postwar Montclair homes still have their original aluminum sliding doors. Close the door and try to lift the moving panel; if it rises and rattles, it can probably be lifted off the track. A pair of screws in the upper track, a charley bar or a keyed foot lock solves that. Check side-yard gates too, since a latch someone can reach over the top needs a keyed or padlockable upgrade.
- If you run a shop on Central Avenue or Holt Boulevard, rekey the day an employee with keys leaves rather than after the next incident. Keep a sealed spare key and the alarm instructions with a second manager. Schedule planned lock work early in the week so it never collides with a busy weekend.
Why choose Julian's Locksmith in Montclair
Providing locksmith service in Montclair means a longer drive for us than most of the Inland Empire, so we make each trip count. The van carries key-cutting and transponder programming equipment, smart-key blanks for common makes, rekeying pins, and a stock of residential deadbolts, storefront cylinders, exit-device parts and padlocks, which means most jobs finish on the first visit.
Julian's Locksmith is licensed by the California Bureau of Security and Investigative Services under license LCO7891, and you can confirm it at search.dca.ca.gov before we arrive. We quote before starting, explain your options in plain language, and tell you when the better answer is a dealer, a low-voltage contractor, or drilling a safe instead of opening it. Every lockout and key job begins with ID and proof of ownership, as California's Locksmith Act expects. Our hours are every day, 6:30 a.m. to 11:30 p.m. That includes weekends.
Frequently asked questions
Do you cover all of Montclair, including the Transit Center and Montclair Place?
Yes. We serve the whole city, from North Montclair and the Arrow Highway corridor through the Civic Center neighborhoods and down the Holt and Mission Boulevard corridors to the southern edge near Phillips Boulevard. That includes the Transit Center park-and-ride and every lot around Montclair Place. Most Montclair addresses use the 91763 ZIP code, while a few blocks on the southeast side near the Ontario line carry 91762. Tell us the cross streets when you call so we can route the van.
I locked my keys in my car at the Montclair Transit Center after an evening train. Can you help?
During our open hours, yes. Many commuters get back on evening trains, and we stay open until 11:30 p.m. every day, weekends included. We are closed from 11:30 p.m. to 6:30 a.m., so on those late nights your insurer's roadside plan or a spare key from home may be the faster route. When we arrive, expect to show a photo ID that matches the vehicle registration before we open the car.
I rent in Montclair. Am I allowed to change my own locks?
Check your lease first, since most require the landlord's permission and a copy of any new key. California Civil Code 1941.3 makes the landlord responsible for working deadbolts on main swinging entry doors. In certain situations involving a protective order or similar documentation and someone who may have a key, Civil Code 1941.5 and 1941.6 require the landlord to change the locks within 24 hours of your written request. We can rekey once the paperwork is in order.
My building in North Montclair uses key fobs. Can you make me a new one?
Usually not for the building itself. Fob and card systems at apartment communities are programmed by the property manager, so replacement fobs and entry codes come from the leasing office. What we can do, with management's authorization, is rekey or replace your unit's own lock, install a smart lock where the lease allows it, and open your door after verifying that you live there. For owners and managers, we service electric strikes, exit hardware and unit rekeys between tenants.
Can you rekey every lock on my house so one key works everywhere?
In most Montclair homes, yes. Locks that share a keyway can be rekeyed to the same key without replacing them. Postwar houses often mix brands, though, such as a Kwikset front deadbolt and a Schlage side door, and those keyways won't accept the same key, so we may swap a cylinder or two first. Very worn or cheap locks sometimes make more sense to replace. We count the cylinders, check their condition and give you a price before starting.
How is the cost of a locksmith visit in Montclair worked out?
It depends on the job rather than a flat number. For homes and businesses, the main factors are how many cylinders are involved, whether we're rekeying existing hardware or installing new, and the grade of lock you choose. For vehicles, the make, model, year and key type matter most, since a basic transponder key and a smart proximity fob take very different equipment. Describe the job when you call and we'll quote it, then confirm on site before any work begins.
Every lock and key service in Montclair
Pick the closest match to your situation for details specific to Montclair.
Emergency Locksmith29 services
- Emergency Locksmith
- 24 Hour Locksmith
- Mobile Locksmith
- Locksmith Near Me
- Local Locksmith
- Locksmith Open Now
- Same Day Locksmith
- Professional Locksmith
- Licensed Locksmith
- Lock and Key Service
- Locksmith That Comes to me
- Emergency Locksmith Open Now
- Locksmith for New House
- Locksmith after Moving
- Rekey or Replace Locks
- Locksmith after Losing House Keys
- Locksmith after Tenant Moves Out
- Locksmith for Landlord
- Locksmith for Property Manager
- Locksmith for Office Building
- Locksmith for Retail Store
- Locksmith for Warehouse
- Locksmith for Smart Locks
- Lost All Car Keys
- Mobile Key Fob Programming
- Broken Key Stuck in Door
- Locked Out of Business
- Safe Won't Open
- Change Locks after Buying a House
Home Lockout11 services
Car Lockout10 services
Apartment Lockout1 services
Business Lockout1 services
Residential Locksmith30 services
- Residential Locksmith
- Key Duplication
- Home Locksmith
- House Locksmith
- Apartment Locksmith
- Condo Locksmith
- Residential Lock Repair
- Residential Lock Replacement
- Home Security Locks
- Locksmith for New Homeowners
- Locksmith for Rental Property
- Landlord Locksmith
- Property Management Locksmith
- Multifamily Locksmith
- Tenant Turnover Locksmith
- Vacation Home Locksmith
- Estate Locksmith
- Luxury Home Locksmith
- Gated Home Locksmith
- House Key Copy
- Apartment Key Copy
- Office Key Duplication
- Commercial Key Duplication
- Mailbox Key Duplication
- High Security Key Duplication
- Restricted Key Duplication
- Spare House Key
- Key Cutting Service
- Mobile Key Duplication
- Duplicate Deadbolt Key
Commercial Locksmith31 services
- Commercial Locksmith
- Master Key System
- High Security Locks
- Business Locksmith
- Office Locksmith
- Storefront Locksmith
- Industrial Locksmith
- Warehouse Locksmith
- Factory Locksmith
- Retail Locksmith
- Restaurant Locksmith
- Medical Office Locksmith
- Office Building Locksmith
- Apartment Building Locksmith
- Commercial Lock Rekey
- Commercial Security Locks
- Business Security Upgrade
- Commercial Door Locksmith
- Commercial Master Key System
- Apartment Master Key System
- Business Master Key System
- Master Key Installation
- Master Key Rekey
- Key Control System
- Employee Key Control System
- Restricted Key System
- Restricted Keyway
- High Security Locksmith
- Pick-Resistant Locks
- Bump-Resistant Locks
- Duplicate-Protected Keys
Automotive Locksmith11 services
Car Key Replacement26 services
- Car Key Replacement
- Lost Car Key Replacement
- Key Fob Replacement
- Transponder Key Programming
- Mobile Car Key Replacement
- Replacement Car Key without Original
- Same Day Car Key Replacement
- Car Key Cutting
- Car Key Programming
- Key Fob Programming
- Transponder Key Replacement
- Chip Key Replacement
- Remote Car Key Replacement
- Smart Car Key Replacement
- Proximity Key Replacement
- Push to Start Key Replacement
- Duplicate Car Key
- Spare Car Key
- Duplicate Transponder Key
- Spare Key Fob
- Broken Car Key Extraction
- Car Key Stuck in Ignition
- Ignition Key Replacement
- Ignition Repair Locksmith
- Ignition Cylinder Repair
- Ignition Won't Turn
Lock Rekeying19 services
- Lock Rekeying
- Lock Rekey
- Rekey Locks
- Rekey Service
- House Rekey
- Home Lock Rekey
- Apartment Lock Rekey
- Commercial Rekey
- Business Lock Rekey
- Rekey Door Locks
- Rekey All House Locks
- Rekey Locks after Moving
- Rekey Locks after Buying a House
- Rekey Locks after Tenant Moves Out
- Rekey Locks after Losing Keys
- Tenant Turnover Rekey
- Same Key for All House Locks
- Keyed Alike Locks
- Change Key without Replacing Lock
Lock Installation28 services
- Lock Installation
- Change Locks
- Lock Replacement
- Deadbolt Installation
- Door Lock Replacement
- Front Door Lock Replacement
- House Lock Replacement
- Apartment Lock Replacement
- Commercial Lock Replacement
- Business Lock Replacement
- Replace Damaged Lock
- Replace Broken Lock
- Security Lock Upgrade
- High Security Lock Replacement
- New Lock Installation
- Door Lock Installation
- Front Door Lock Installation
- Residential Lock Installation
- Commercial Lock Installation
- Security Lock Installation
- High Security Lock Installation
- Deadbolt Replacement
- Double Cylinder Deadbolt Installation
- Keypad Lock Installation
- Electronic Lock Installation
- Mortise Lock Installation
- Lever Lock Installation
- Keyless Lock Installation
Smart Locks & Keyless Entry18 services
- Smart Locks & Keyless Entry
- Smart Lock Installation
- Smart Lock Installer
- Smart Lock Repair
- Smart Lock Replacement
- Keyless Entry Installation
- Keyless Door Lock
- Digital Door Lock Installation
- Electronic Door Lock Installation
- Wi-Fi Lock Installation
- Bluetooth Lock Installation
- Smart Deadbolt Installation
- App-Controlled Lock Installation
- Smart Lock Setup
- Smart Lock Troubleshooting
- Smart Lock for Rental Property
- Smart Lock for Airbnb
- Commercial Keyless Entry
Access Control19 services
- Access Control
- Access Control Installation
- Commercial Access Control
- Business Access Control System
- Keypad Access Control
- Card Access System
- Key Fob Access Control
- Electronic Access Control
- Electric Strike Installation
- Magnetic Lock Installation
- Door Access Control
- Multi-Door Access Control
- Employee Access Control
- Credential-Based Entry
- Access Control Repair
- Access Control Upgrade
- Access Control Maintenance
- Remote Access Control
- Audit Trail Access System
Safe Locksmith16 services
- Safe Locksmith
- Safe Opening Service
- Locked Safe Opening
- Home Safe Opening
- Commercial Safe Opening
- Safe Lockout
- Safe Lock Repair
- Safe Lock Replacement
- Safe Combination Change
- Lost Safe Combination
- Digital Safe Lock Replacement
- Electronic Safe Repair
- Mechanical Safe Lock Repair
- Safe Key Replacement
- Safe Code Reset
- Safe Dial Repair
Mailbox & Gate Locks26 services
- Mailbox & Gate Locks
- Mailbox Lock Replacement
- Gate Lock Repair
- Mailbox Locksmith
- Lost Mailbox Key
- Mailbox Lock Change
- Mailbox Lock Repair
- Mailbox Key Replacement
- Apartment Mailbox Lock Replacement
- Cluster Mailbox Lock
- Community Mailbox Lock
- Broken Mailbox Key Extraction
- New Mailbox Lock Installation
- Gate Lock Installation
- Gate Lock Replacement
- Outdoor Gate Lock
- Side Gate Lock
- Driveway Gate Lock
- Pedestrian Gate Lock
- Keypad Gate Lock
- Electronic Gate Lock
- Gate Latch Repair
- Gate Won't Lock
- Weather-Resistant Gate Lock
- Locksmith for Gated Property
- Smart Gate Lock Installation
Door Hardware Repair47 services
- Door Hardware Repair
- Broken Key Extraction
- Panic Bar Installation
- Door Closer Repair
- Storefront Lock Repair
- Commercial Door Hardware
- Lock Repair
- Door Lock Repair
- Broken Lock Repair
- Damaged Lock Repair
- Lock Not Turning
- Key Stuck in Lock
- Jammed Door Lock
- Loose Door Lock
- Deadbolt Repair
- Latch Repair
- Mortise Lock Repair
- Commercial Lock Repair
- Key Broken Inside Lock
- Commercial Door Repair
- Storefront Door Repair
- Storefront Door Lock Replacement
- Aluminum Storefront Door Repair
- Narrow Stile Lock Repair
- Commercial Latch Repair
- Commercial Door Won't Latch
- Commercial Door Won't Lock
- Glass Door Lock Repair
- Office Door Lock Repair
- Warehouse Door Lock Repair
- Panic Bar Repair
- Panic Bar Replacement
- Exit Device Installation
- Exit Device Repair
- Emergency Exit Door Repair
- Commercial Exit Door Hardware
- Door Closer Installation
- Door Closer Replacement
- Door Closer Adjustment
- Commercial Door Closer
- Hydraulic Door Closer Repair
- Leaking Door Closer
- Door Slams Shut
- Door Closes Too Slowly
- Commercial Door Won't Close
- Storefront Door Closer Repair
- Office Door Closer Repair
Nearby cities we serve
- Locksmith in ClaremontLos Angeles County
- Locksmith in PomonaLos Angeles County
- Locksmith in ChinoSan Bernardino County
- Locksmith in UplandSan Bernardino County
- Locksmith in OntarioSan Bernardino County
- Locksmith in La VerneLos Angeles County
- Locksmith in Chino HillsSan Bernardino County
- Locksmith in San DimasLos Angeles County
- Locksmith in Rancho CucamongaSan Bernardino County
- Locksmith in Diamond BarLos Angeles County
