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 estimateLocksmith in Mountlake Terrace, WA
Rekeying is the call we make most often in Mountlake Terrace, and it’s almost always on a front door that’s been on the house since Eisenhower was in office. The original 1950s and 60s Kwikset and Weiser locksets in this city are built differently than what’s sold today. The cylinders are brass, the springs have decades of wear, and the wood around the strike plate has swollen and shrunk through fifty rainy seasons. Belmont Lock & Key has served Mountlake Terrace since 2013, and we keep the vintage parts on hand because we know you’d rather keep that period hardware than replace it with something that doesn’t match the door. If you’re locked out, need a car key, or want every lock in the house working off one key, call (855) 473-2502.
Why Mountlake Terrace Homes Are Different
Mountlake Terrace is small, landlocked, and mostly residential. The city grew fast after World War II, and the housing stock still reflects that. Walk the tracts off 56th Ave W or around Cedar Terrace and you’ll see ramblers and split-levels built between 1945 and 1975, many with their original exterior doors. Those doors were hung when old-growth fir was cheaper and thicker, so they move with the seasons. A door that latches cleanly in August may rub against the jamb by February. That’s not a lock problem in the traditional sense. It’s a Mountlake Terrace problem, and we’ve seen it enough times to solve it without replacing anything that doesn’t need replacing.
The maritime climate does real work on lock hardware. Wet winters, drizzle that never quite stops, and the occasional freezing-rain event mean moisture gets into cylinders and stays there. Brass corrodes slowly. Springs weaken. Keys that used to turn smoothly start to stick, then grab, then refuse. We get alignment and lubrication calls from late fall through spring, and we’re ready for them. The newer townhomes and apartments near Town Center use standard builder-grade hardware, and those jobs are faster. But the older neighborhoods are where the trade gets interesting. Many homeowners want the original look preserved, and that means having a locksmith who can repair a 1963 mortise lockset rather than telling you to buy a new one.
Styles & brands we work with







Our Main Mountlake Terrace Services
Two calls dominate in Mountlake Terrace: people who’ve lost or broken a car key, and people who are standing outside their front door without a way in.
Car Key Replacement in Mountlake Terrace
Losing a car key in Mountlake Terrace usually means one of two things: it’s in the house somewhere, or it’s gone for good. When it’s gone, you need a key cut and programmed to your vehicle, not a generic blank that halfway works. We carry the programming equipment and the key blanks for most makes and models, and we come to you. That matters on a wet January morning in Mountlake Terrace when your car is parked on the street and you can’t get to work. We cut and program the key on-site, test it, and you’re moving. If you need the full scope of what this involves, start here: Car Key Replacement in Mountlake Terrace.

Emergency Locksmith in Mountlake Terrace
A lockout at midnight is different from a lockout at noon. The door sticks the same way, but the options are fewer and the stakes feel higher. We respond as fast as the roads allow, and the service call covers everything from a simple knob lock to a deadbolt that’s frozen from corrosion. Mountlake Terrace’s older doors sometimes bind at the top corner when the humidity climbs, and forcing them damages the frame. We don’t force anything. We pick or bypass the lock clean, then let you decide whether it needs a rekey or a replacement. For the full rundown on response and what to expect: Emergency Locksmith in Mountlake Terrace.

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.
Rekey Locks in Mountlake Terrace

Rekeying in Mountlake Terrace is the most practical security move a homeowner can make, and it’s the service we perform more than any other. When you move into a house off 56th Ave W that still has the original 1958 Kwikset on the front door, you don’t know who’s holding copies of that key. Rekeying changes the internal pins so old keys stop working, and you get a fresh set. It costs a fraction of replacing the hardware, and it preserves the period look that so many Mountlake Terrace homeowners value. If you’ve bought a rambler, rented a room, or ended a tenancy, rekeying is the first call to make. Belmont Lock & Key handles every rekey job with the same approach: assess the lock, confirm the brand, rekey on-site, and test before we leave. You can read more about the full service on our Rekey Locks page.
Lock Rekey
Signs you need it
You’ve moved into a new place, a roommate or tenant left, or you’ve simply lost track of how many copies of your house key are floating around Mountlake Terrace.
What it costs in Mountlake Terrace
Lock rekeying typically runs $18 to $40 per lock cylinder, plus a service call that reflects the job size and location.
How we do it
We remove the cylinder, replace the internal pins to match a new key, reassemble the lock, and test it in the door.
Rekey Door Lock
Signs you need it
You want one key to work the front door, back door, and garage entry, or a specific exterior door is keyed differently than the rest.
What it costs in Mountlake Terrace
Rekeying a single door lock falls in the $18 to $40 range per cylinder, with the total depending on how many locks you’re doing at once.
How we do it
We pull the lock, swap the pins to the new key code, reinstall it, and check the latch and strike alignment before we call it done.
Keyed Alike
Signs you need it
Your key ring has four different keys for four different doors, and you’re tired of fumbling at the back step in the dark.
What it costs in Mountlake Terrace
Keying multiple locks alike costs $18 to $40 per cylinder, with the per-lock price dropping when you do several at once.
How we do it
We rekey each cylinder to the same pin configuration so a single key operates every lock in the set, then test each one.
What Rekey Locks Costs in Mountlake Terrace
| Item | Typical range in Mountlake Terrace |
|---|---|
| Rekey a single lock cylinder | $18 – $40 |
| Rekey multiple cylinders (keyed alike) | $18 – $40 per cylinder |
| Service call for rekey work | Quoted on the phone, confirmed on-site |
Is rekeying better than replacing my old Mountlake Terrace locks?
Usually, yes. If the hardware is original 1950s or 60s and still functions, rekeying keeps the period look and costs much less. We only recommend replacement when the lock is physically failing.
How long does a rekey take at my house?
Most Mountlake Terrace homes with two to three exterior doors are done in 30 to 45 minutes once we’re on-site. Additional cylinders add a few minutes each.
Brands We Service in Mountlake Terrace
We’re certified on eight major lock brands, from everyday Schlage and Kwikset to professional-grade Baldwin, Mul-T-Lock, Sargent, and Abloy. In Mountlake Terrace, where so many homes still run on original Kwikset and Weiser hardware, that range matters. We keep common vintage parts in the van, so a 1960s knob doesn’t turn into a two-week wait. For the full brand list, see our brands.
Pricing for Locksmith in Mountlake Terrace, WA
| Service | Typical range in Mountlake Terrace |
|---|---|
| Rekey a single lock cylinder | $18 – $40 |
| Rekey multiple cylinders (keyed alike) | $18 – $40 per cylinder |
| House lockout | $65 – $115 |
| Car lockout | $55 – $95 |
| Transponder key replacement | $120 – $285 |
| Key fob replacement | $140 – $350 |
| High-security key duplication | $15 – $45 per key |
| Service call for rekey work | Quoted on the phone, confirmed on-site |
Two things push a Mountlake Terrace price up more than anything else: hardware that hasn’t been touched in fifty years and doors that have shifted with the wet-dry cycle. Both slow the job down. We quote the full price on the phone before anyone is dispatched, and that’s the price on the invoice. No call-out surcharge added when we arrive.
Neighborhoods We Serve in Mountlake Terrace
We work right across the 98043 ZIP code, from the post-war tracts south of 220th St SW up to the Town Center area. The older single-family blocks are where most rekey and hardware-repair calls come from, while the newer townhomes and apartments tend to be key-fob and lockout work. Response across Mountlake Terrace is tight because of the city’s small footprint; it’s one of the few places where traffic is rarely the obstacle.
- Town Center
- Cedar Terrace
- The neighborhoods off 56th Ave W
- South of 220th St SW
- Lake Ballinger area
Service Area – Cities Near Mountlake Terrace
We handle calls across Mountlake Terrace and the surrounding Snohomish County communities, and we’re set up to move between them without missing a beat. If you’re in Alderwood Manor, WA, Brier, WA, Lake Forest Park, WA, or Edmonds, WA, the same truck and the same technician can reach you. The lock brands don’t change much across city lines, and neither does the rain.
Serving Mountlake Terrace, WA — Our Local Coverage Area
We’re based in the Mountlake Terrace 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 Mountlake Terrace
Response depends on where we are when you call, but Mountlake Terrace’s compact layout helps us move fast. Most lockout calls in the 98043 ZIP are reached within 30 to 45 minutes. Emergency calls get priority routing so you’re not waiting in the rain while the door stays shut.
No. Rekeying your own locks is a standard homeowner action and doesn’t require a permit or HOA sign-off anywhere in Mountlake Terrace. If you’re a landlord rekeying between tenants, the same rule applies. It’s one of the simplest security upgrades you can make without paperwork.
We do, including the newer buildings near Town Center. The hardware there is typically builder-grade Schlage or Kwikset, and we service both. For apartment lock changes or rekey work, we coordinate with the property owner or manager, which keeps any building access rules intact.
If you need a rekey, a car key, or help with a lockout in Mountlake Terrace, call Belmont Lock & Key at (855) 473-2502. We’ll give you a straight price on the phone and send a locksmith who knows what to do with a door that’s been on your house since the 50s.
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 Mountlake Terrace Customers Say
"Key snapped off in the deadbolt. He extracted it without damaging the cylinder, which I did not think was going to be possible."
— Sarah Doyle"Programmed a transponder key for a 2014 model that the dealership wanted an absurd amount for. Same key, fraction of the price, took him twenty minutes in my driveway."
— Michael Novak"Commercial job, panic bar and a master key system for a small office. Clean install and clear documentation of which key opens what."
— Paul Mercer