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 San Dimas, CA
Most locksmith work in San Dimas comes down to two things: houses built between 1960 and 1990 with original hardware that has finally worn out, and a climate that shifts door frames every summer and fall. Residential lock changes, rekeys, and deadbolt replacements make up the bulk of what we do here, and the jobs are different from what you’d see in Pomona or Covina because of the ranch properties up in the hillside corridors. Call us at (331) 310-8471 and a live person answers, any hour.
Why San Dimas Homes Are Different
The flat central and southern parts of San Dimas are filled with 1960s through 1980s tract homes, and many of them still have the original cylindrical knob locks or first-generation Schlage deadbolts. After 40 to 50 years, the tumblers wear down, the keyways get loose, and keys that once worked start sticking or failing. Up in the northern hillside sections toward the San Gabriel foothills, the homes are larger custom and ranch-style builds from the 1970s through 1990s, and the hardware is heavier: multi-point locks, gated driveways, and electric gate access systems with keypads and intercoms. Those gate systems are a standard residential call in San Dimas, not a specialty job.
The climate works against door hardware here. San Dimas sits in the Inland Valley basin and regularly hits 100°F or more in summer, which makes the wooden door frames on older tract homes expand. Deadbolt throws drift out of alignment, strikes stop lining up, and doors that latched fine in June suddenly won’t close clean in August. Then the Santa Ana winds arrive in fall and dry the frames back out, shrinking them just enough to create a second round of strike-plate misalignment calls. It’s a seasonal pattern we see every single year in this specific part of the valley.
The equestrian community adds another layer. Horse-zoned properties north of Arrow Highway often have custom-fabricated wrought-iron gate latches and padlock hasps that don’t accept standard commercial keyways. Barn deadbolts, outbuilding padlocks, and ranch-style driveway gate locks are normal service calls for a locksmith working San Dimas, and they require carrying specialty cylinders that a typical Pomona or West Covina run would never use.
Our Main San Dimas Services
Two services account for most of the calls we answer in San Dimas: lock installation and rekey work on aging tract and hillside homes, and emergency lockouts that happen at the worst possible time. Here’s what each involves.
Lock Installation & Rekey in San Dimas
Installing new deadbolts or rekeying existing locks in San Dimas usually starts with a look at what’s on the door. Many of the 1960s and 1970s homes here still have entry-grade cylindrical knobs that can be defeated quickly with common tools, so replacing them with a proper deadbolt and reinforced strike is the standard upgrade. Rekeying makes sense when you buy a home in San Dimas and don’t know who else has a key, or after a tenant or contractor relationship ends. We quote a firm price before dispatch and the technician arrives with everything needed for most hardware. Lock Installation & Rekey in San Dimas

Emergency Locksmith in San Dimas
A lockout in San Dimas can happen anywhere: a tract home off San Dimas Avenue, a ranch property up in the hills, or a car in a shopping center lot. Our emergency response covers residential, commercial, and automotive lockouts, and the dispatcher gives you a firm price on the phone before anyone is sent out. There’s no voicemail queue and no callback window; you talk to a person immediately. Emergency Locksmith in San Dimas

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.
Residential Locksmith in San Dimas

Most residential locksmith work in San Dimas follows a predictable pattern: a home built in the 1960s to 1980s still has original hardware, the summer heat has shifted a door frame, or a new homeowner just realized they don’t know how many people hold copies of their front-door key. We handle everything from single deadbolt replacements to full rekeys on ranch properties with multiple outbuildings, and every job starts with a Residential Locksmith assessment of what’s actually on the door: grade, condition, keyway, and strike alignment.
Lock Change
Signs you need it
Your key turns hard or not at all, the cylinder wobbles in the bore, or you’ve lost track of who has copies of the current key.
What it costs in San Dimas
A standard lock change on a tract home in San Dimas typically runs $65-$110 per cylinder in labor, plus the cost of the new hardware you choose.
How we do it
We remove the old cylinder or full lockset, install the new one, verify latch and strike alignment, and hand you every key the new lock came with.
Deadbolt Installation
Signs you need it
You have only a knob lock on an exterior door, or the existing deadbolt is loose, throw alignment is off after a hot summer, or the strike plate is pulling free from a weathered frame.
What it costs in San Dimas
Deadbolt installation in San Dimas generally runs $85-$180 depending on whether we’re boring a new hole or replacing existing hardware.
How we do it
We match the deadbolt to your existing keyway when possible, bore or retrofit as needed, install a reinforced strike plate, and test the throw repeatedly.
Lock Rekey
Signs you need it
You just closed on a San Dimas house, a tenant moved out, a contractor still has a key, or your existing key works on more than one neighbor’s door.
What it costs in San Dimas
Rekeying runs $25-$45 per cylinder on average, so a typical front door, back door, and garage entry door runs well under $150 complete.
How we do it
We replace the pins inside each cylinder so old keys stop working and a single new key operates every lock in your set.
What Residential Locksmith Costs in San Dimas
| Item | Typical range in San Dimas |
|---|---|
| Lock change (labor) | $65-$110 per cylinder |
| Deadbolt installation | $85-$180 |
| Rekey | $25-$45 per cylinder |
Prices shift upward on ranch properties north of Arrow Highway when gate hardware, barn deadbolts, or custom cylinders are involved.
How fast can you get to a home in San Dimas?
Most residential calls in San Dimas are reached within 30 to 45 minutes, depending on whether you’re in the flat central tract areas or up in the hillside corridors. Call (331) 310-8471 for a firm arrival window before dispatch.
Do you quote the full price before coming out?
Yes. The dispatcher gives you a written price on the phone, and our technician is not permitted to change it at the door. That rule has been in place since 2002 under Haven Standard Clause 1.
Commercial Locksmith in San Dimas

Commercial locksmith work in San Dimas concentrates in the retail and office spaces along Arrow Highway and San Dimas Avenue, plus the small business parks scattered through the city’s flatter southern half. Many of these buildings are older commercial suites with mixed hardware generations: decades-old cylindrical locks next to newer electric strikes and push-bar exits. A Commercial Locksmith service call here usually means sorting out what’s original, what’s been added, and what’s about to fail.
Master Key System
Signs you need it
You have more than three employees who need different levels of access, or you’re rekeying every time someone leaves and the key ring is getting out of hand.
What it costs in San Dimas
A basic master key system for a small San Dimas office typically starts around $150-$400 depending on cylinder count and hierarchy levels.
How we do it
We design the key hierarchy, pin each cylinder to its level, cut and register the keys, and document who holds which level.
Panic Bar Installation
Signs you need it
Your commercial door still relies on a knob or lever for exit, or the local fire marshal or insurance inspection flagged the exit hardware as non-compliant.
What it costs in San Dimas
Panic bar installation on a standard commercial door here usually runs $350-$600 including hardware and labor.
How we do it
We measure the stile, install the bar and vertical rods if needed, verify dogging and latching, and confirm the exit meets current fire code.
What Commercial Locksmith Costs in San Dimas
| Item | Typical range in San Dimas |
|---|---|
| Master key system | $150-$400+ |
| Panic bar installation | $350-$600 |
| High-security cylinder upgrade | $80-$180 per cylinder |
Commercial prices in San Dimas vary with door count, frame condition after decades of valley heat expansion and contraction, and whether existing hardware can be rekeyed or must be replaced.
Can you retrofit an older San Dimas commercial suite without replacing every door?
In most cases, yes. We can rekey existing cylindrical locks, add high-security cylinders to key positions, and install electric strikes on frames that are still square. Call (331) 310-8471 for a written scope.
Do you handle access control on ranch properties in San Dimas?
Yes. Electric gate keypads, intercoms, and access control systems on horse-zoned properties are a standard commercial-adjacent service for us here. The dispatcher can price the system design on the phone before scheduling a site visit.
Automotive Locksmith in San Dimas

Automotive lockouts in San Dimas happen most often in the shopping center lots off Arrow Highway and the park-and-ride areas near the 57, but we also get calls from ranch driveways up in the hills where a truck key snapped in an ignition or a transponder stopped reading. The valley heat shortens the life of key fob batteries and makes older ignitions bind, so a Automotive Locksmith call here is usually about either a lockout or a key that no longer starts the vehicle. We dispatch a mobile unit with programming equipment that handles most domestic and import vehicles on site.
Car Lockout
Signs you need it
Your keys are locked inside the vehicle, or a key broke off in the door or trunk lock.
What it costs in San Dimas
A standard car lockout without a broken key starts around $60-$100 for a response in San Dimas.
How we do it
We open the vehicle without damaging the door, weather stripping, or lock cylinder, then verify the key or fob still operates the locks.
Transponder Key
Signs you need it
Your key turns but the engine won’t start, the security light stays on or flashes, or the vehicle was manufactured after the mid-1990s and the key hasn’t been programmed to the immobilizer.
What it costs in San Dimas
Transponder key replacement in San Dimas typically runs $120-$250 including the key, cutting, and programming, depending on the make and year.
How we do it
We source or cut the correct blank, program the chip to the vehicle’s ECU, and test the start sequence before we leave.
What Automotive Locksmith Costs in San Dimas
| Item | Typical range in San Dimas |
|---|---|
| Car lockout | $60-$100 |
| Transponder key | $120-$250 |
| Key fob programming | $50-$120 |
European makes and newer push-to-start models push the transponder and fob numbers toward the top of those ranges in the San Dimas area.
Can you program a key fob on site in San Dimas?
Yes. Our mobile unit carries programming equipment for most vehicles on the road today, and the fob can be programmed in your driveway or in a parking lot. Call (331) 310-8471 with the year, make, and model.
How fast can you get to a car lockout in San Dimas?
Most car lockouts in San Dimas are reached within 25 to 40 minutes, with response slightly longer if you’re up in the hillside neighborhoods north of Arrow Highway. The dispatcher gives you a firm ETA when you call.
Brands We Service in San Dimas

We’re factory-authorized on Medeco, Mul-T-Lock, Baldwin, and Schlage, and we stock common residential and commercial cylinders on the truck for same-day work in San Dimas. High-security cylinders and specialty gate hardware sometimes take one to two days to source. Our brands page shows the full range.
Pricing for Locksmith in San Dimas, CA
| Service | Typical range in San Dimas |
|---|---|
| Lock change (labor) | $65-$110 per cylinder |
| Deadbolt installation | $85-$180 |
| Rekey | $25-$45 per cylinder |
| Master key system | $150-$400+ |
| Panic bar installation | $350-$600 |
| High-security cylinder upgrade | $80-$180 per cylinder |
| Car lockout | $60-$100 |
| Transponder key | $120-$250 |
| Key fob programming | $50-$120 |
What pushes a San Dimas price up: ranch properties with multiple outbuildings and gate hardware, high-security cylinder upgrades, European vehicles, and frames that need strike repair after years of valley heat expansion. What doesn’t push it up: any call-out surcharge. The price we quote on the phone is the price on the invoice, under Haven Standard Clause 1, and there is no added charge when the technician arrives.
Neighborhoods We Serve in San Dimas

We cover the entire city of San Dimas, from the tract home corridors in the central and southern flat sections to the equestrian and custom-home zones up in the northern hillside areas toward the San Gabriel foothills. Response time for most of San Dimas is 30 to 45 minutes.
- Central San Dimas tract neighborhoods (1960s-1980s homes)
- Hillside ranch and horse-zoned properties north of Arrow Highway
- Areas near San Dimas Avenue and the 57 corridor
- Southern San Dimas near Foothill Boulevard
- Communities along Gladstone Street and the eastern city boundary
Service Area - Cities Near San Dimas
Novak Lock & Security dispatches to San Dimas from the Los Angeles area office, with crews serving the city locally every day. We also cover nearby cities including La Verne, CA, Glendora, CA, Covina, CA, and Azusa, CA.
Serving San Dimas, CA - Our Local Coverage Area

We’re based in the San Dimas 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 San Dimas
Yes. We cover every part of San Dimas, including the horse-zoned properties north of Arrow Highway and the hillside ranch homes. Response time is 30 to 45 minutes for most of the city, with slightly longer ETA on the far northern edges. Call (331) 310-8471 and the dispatcher will give you an exact arrival window.
Most single-family homes in San Dimas don’t require HOA approval for a lock change or rekey. For gated communities or hillside developments with an active HOA, the association may have a hardware finish or keying standard. We’ll match what’s required and can provide a written scope if the HOA asks for one.
Novak Lock & Security is independently owned and operated, led by Daniel Novak. Dispatch is coordinated from the brand’s Los Angeles area office, and the technician who arrives is a background-checked, uniformed employee working under The Haven Standard, not a subcontracted stranger.
When you need a locksmith in San Dimas, call (331) 310-8471. A live person answers around the clock, quotes you a firm written price before dispatch, and the technician who arrives will not change that number at the door. That’s the rule, and it’s been the rule since 2002.
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 San Dimas Customers Say
"Quoted forty-five on the phone, paid forty-five at the door. I had been burned by a company that quoted nineteen and then wanted three hundred."
- Theresa Q."Rekeyed the whole house after we bought it. He showed me the old pins and explained how many keys had likely been cut over the years."
- Omar J."Honest. Told me the existing deadbolt was good quality and only needed the strike plate reinforcing."
- Sal V.






