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.
Fast, Reliable Rekey Locks Across Bostonia
Rekeying locks in Bostonia typically runs $25 – $45 per cylinder, and a whole-house rekey for a standard three-lock home generally lands between $95 and $160. The price is written down before any work starts, and that written price is the invoice price. We serve Bostonia homes and small businesses on the east side of San Diego County, where inland heat and dust take a real toll on lock cylinders. If you just got keys back from a tenant or a roommate situation changed, call (409) 405-4485. A live person answers, and we will tell you exactly what the job costs before we dispatch anyone.
Kevin Yoon leads our team, and he has a simple rule: the quote you get on the phone matches the quote on the truck and the line on the invoice. No dispatch fee surprises when the tech steps onto your driveway. No “we found something worse” upcharge speech. Bostonia’s tight rental market around Main Street and the residential blocks off Pepper Drive means turnover rekeys happen constantly, and landlords here learn fast which locksmiths are worth calling twice. We built this page so you can see the numbers before you even pick up the phone.
Why Preston Locksmith & Security Is Bostonia’s Preferred Rekey Locks Company
We are not a call center that subcontracts to whoever is nearby. Our Rekey Locks technicians are background-checked, uniformed, and they arrive with the brand name on the van and a photo ID. Bostonia homeowners regularly tell us the same thing: the biggest reason they hesitated to call any locksmith was not knowing who would show up. That problem is solved before the tech rings the doorbell, because you get a live tracking link with a real arrival time.
Our standing in Bostonia comes from doing clean rekey work on the housing types that dominate this area: single-family homes from the 1980s and 1990s, some newer townhome builds, and a healthy spread of rental properties around the Main Street corridor. The original builder locks on many of these homes are budget Kwikset or Schlage pin-and-tumbler units. Rekeying them, rather than tearing them out, is usually the right call on day one. We will tell you when it is not.
Every job carries our 365-Day Done Right Promise. If it is not done right, we make it right. That is a written guarantee stamped on every repair, and a free second visit if the repair fails. Nobody in Bostonia should settle for a verbal promise.
Rekey Deadbolt in Bostonia
Rekey Deadbolt work in Bostonia usually costs $25 – $40 per deadbolt cylinder, and the work typically takes 15 to 30 minutes per lock once the tech is at the door. The job is this: we remove the cylinder, replace the internal pins so the old key is dead and a new key operates the bolt, then reassemble and test. No drilling, no hardware replacement, no mess. It is the fastest way to make every previous copy of a key useless.
When a Deadbolt Rekey Makes Sense
Rental turnarounds are the bread and butter of deadbolt rekeys in Bostonia. A landlord on a street off Pepper Drive does not want last year’s tenant showing up with an old key. A rekey solves that in under an hour. The second scenario is a lost key. If you cannot account for a deadbolt key, rekeying that cylinder removes the risk without the cost of replacing the entire deadbolt. The third is a breakup, a roommate departure, or a contractor who was given a key and never returned it.
Inland Heat and Dust on Deadbolt Cylinders
Bostonia sits in the dry inland foothill band east of San Diego, and that climate does something specific to lock hardware. Fine dust works its way into the keyway. Summer heat dries out whatever lubricant the builder installed. The result is a cylinder that feels gritty or stiff when you insert a key. We pull the cylinder, clean the pins and the plug, and rekey it with fresh pins. That simple cleaning step is the difference between a rekey that lasts years and one that feels rough in six months.
Rekey House in Bostonia
Rekey House service in Bostonia covers every keyed entry on the property, and a typical three-lock home runs $95 – $160 total. That includes the front deadbolt, the matching knob or lever, and any back door, garage entry, or side gate that uses a key. We rekey every keyed lock to the same new key, so one key operates everything. The old keys, all of them, stop working the moment we finish the last cylinder.
Whole-House Rekey vs. Single-Lock Rekey
A single-lock rekey leaves you with two keys: the new one on the front door and the old one still working on the back door. If the goal is to retire an old key, rekeying just the front deadbolt does not accomplish that. We see this in Bostonia regularly, a homeowner worried about a lost key who rekeys one cylinder and forgets the garage entry door still takes the old key. Ask us to do the whole house. It costs less per cylinder and actually delivers the security you wanted in the first place.
Builder Locks and the Honest Call
Many Bostonia homes were built in the 1980s and 1990s with budget pin-and-tumbler cylinders. Rekeying those is a perfectly fine short-term move. But if a cylinder is badly worn from two decades of inland dust and heat, rekeying it and reusing the worn plug just means a new key in an old, sloppy lock. When that is the case, we will tell you. A low-cost ANSI Grade 1 replacement cylinder is sometimes the better spend, and we will show you both prices before you decide.
Trusted Brands We Service in Bostonia
We service the hardware that is actually on Bostonia doors. That means a lot of Kwikset and Schlage residential deadbolts and knobsets, plus Baldwin on higher-end builds and Medeco or Yale on commercial storefronts. We carry fresh pin kits and common parts for these brands on the truck, so a rekey does not turn into a two-trip job because we had to drive back to the shop for a Kwikset cylinder pin. If you have a Medeco high-security keyway, we will say so up front and quote it accurately, high-security cylinders require specialized pins, and we stock them.
Common Rekey Locks Problems We See in Bostonia Homes
- Dust-packed cylinders from the inland climate. Fine airborne dust works into the keyway over time, mixing with old lubricant into a gritty paste. A rekey that skips cylinder cleaning just repins the gunk. We clean the core and the plug before installing new pins.
- The phone quote that climbs after arrival. Some locksmiths quote a low number on the phone, then claim the cylinder is “too worn” or “special” once they are standing at your Bostonia door. Our price is confirmed in writing on site before any work starts, and it does not move.
- Rekeying one door when the goal is key control. A front deadbolt on a new key while the back slider and garage entry still use the old key means every prior key still opens the house. Whole-house rekey is the fix, and it is cheaper per lock than doing it piecemeal.
- Keeping old, non-bump-resistant cylinders as-is. Older pin-and-tumbler cylinders can be bumped open in seconds by someone with a $15 bump key. If a Bostonia homeowner asks what we would do at our own house, the answer on those original budget cylinders is often a low-cost replacement cylinder, not just a rekey. We will quote both and let you choose.
Pricing for Rekey Locks in Bostonia, CA
Here are the numbers we actually quote in Bostonia. A single deadbolt rekey runs $25 – $40. A single knob or lever rekey runs $20 – $35. A whole-house rekey for a standard three-lock home runs $95 – $160. High-security cylinders like Medeco or Mul-T-Lock run higher, $45 – $75 per cylinder, because the pins cost more and the key control is stricter. Commercial storefront rekeys run $35 – $60 per cylinder depending on the cylinder type. There is no dispatch fee added when the tech arrives. The written price you approve is the price on the invoice.
If the cylinder is so worn or damaged that rekeying would leave you with a sloppy lock, we will show you the replacement cost as a separate line item and you decide. The estimate is free, and you can get it by calling (409) 405-4485.
We Also Serve Cities Near Bostonia
Our Rekey Locks in Bostonia team covers the surrounding east county areas, and we regularly run jobs in Los Angeles, San Diego, San Jose, and San Francisco. If you have a property in one of those cities and need the same written-price, same-day rekey service, call (409) 405-4485 and we will get you scheduled.
Serving Bostonia, CA - Our Local Coverage Area
We’re based in the Bostonia 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 Rekey Locks in Bostonia
Yes, in almost every case. A rekey does not require drilling. The cylinder comes out with the existing key, the internal pins are swapped for new ones, and the cylinder goes back in. Drilling is only a last resort for a lock that is seized, broken, or missing its key, and it would require replacing the cylinder afterward. If you have a working key, expect zero drilling.
A standard single-cylinder rekey takes 15 to 30 minutes once the tech starts. A whole-house rekey with three keyed entries usually takes 45 to 90 minutes from arrival to test-fit. The cylinder cleaning we do because of Bostonia’s inland dust adds a few minutes per lock, but it is the step that keeps the new key turning smoothly. Call (409) 405-4485 and we will give you a real arrival window, not a four-hour maybe.
We rekey whatever you want, but we will recommend the whole house if the goal is to retire an old key. Rekeying only the front deadbolt leaves the back door, garage entry, and side gate on the old key, meaning every prior key still opens part of the house. A whole-house rekey costs less per cylinder and actually delivers key control.
Often yes, as the immediate step. Rekeying a budget Kwikset or Schlage cylinder to a fresh key is cheap and fast, and it immediately kills any old keys in circulation. The honest longer-term answer is that many original builder cylinders in Bostonia are non-bump-resistant and worn from heat and dust. We will show you the rekey price and the replacement cylinder price side by side, then you decide. The rekey is never a wasted expense if you choose to upgrade later.
You get the tech’s name and a photo before arrival, the van has Preston Locksmith & Security branding, and the tech wears a uniform with the company name. The live tracking link shows you the tech’s progress in real time. Kevin Yoon stands behind every tech we send. If the person at the door cannot show you a company ID and a written work order with your approved price, do not let them in. Call (409) 405-4485 and confirm.
Written by Kevin Yoon, Owner at Preston Locksmith & Security, serving Bostonia with honest rekey pricing and written guarantees on every job.






