Locksmith Services in Grafton, MA
Grafton sits far enough west of Boston that when your lock fails at 10 PM, you’re not calling a dispatcher in Cambridge hoping someone shows up. Strongbox Lock & Safe Co. has worked Grafton since 2013, and our technicians know the difference between a historic village-center mortise lock and the builder-grade hardware that came standard in the North Street subdivisions. We answer live, 24/7, at (877) 664-8139, quote a flat price before the truck rolls, and back every job with our 90-Day Done Right Promise in writing.
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.
Why Grafton Homeowners Choose Strongbox Lock & Safe Co.
Forty-two years in this trade teaches you that reputation travels by word of mouth, not by who bought the biggest ad. In Grafton, we’ve built ours house by house, from rekeying entire cul-de-sacs after a homeowner discovered their builder had keyed every door alike, to freeing frozen deadbolts on colonial-era frames along Brigham Hill Road when the temperature drops below 15 degrees.
Our technicians are background-checked, uniformed, and present ID at your door without being asked. The price we quote on the phone is the price on the invoice. No “service call” that balloons into three times the estimate. We don’t subcontract to day laborers, and we don’t disappear after the job. If something isn’t right, we come back. No paperwork, no arguing.
We serve homes across Fisherman’s Bend and the North Street corridor regularly, and most Grafton calls reach us within 25 minutes during daylight hours. Our standing offer for seniors and veterans, a permanent 5% discount, matters in a town where many homeowners have been in place for two decades and intend to stay.
Locksmith Services We Offer in Grafton
Residential Locksmith
From the antique mortise sets in village-center colonials to the keyed-alike Kwikset entries in newer subdivisions off Upton Street, Grafton homes present two distinct security profiles. We rekey, repair, and upgrade both. Learn more about our Residential Locksmith in Grafton.

Commercial Locksmith
Grafton’s small-business corridor along Route 140 and the industrial pockets near the MBTA line need master-key systems, panic hardware, and after-hours access control that doesn’t fail when the manager is the only one with keys. We install and service Medeco and Yale commercial-grade products. Learn more about our Commercial Locksmith in Grafton.

Automotive Locksmith
Commuters catching the Framingham/Worcester line at 6:15 AM don’t have time for a key that won’t turn in a frozen ignition. We cut and program keys for most domestic and import vehicles, including transponder and smart-key systems, without towing your car to a dealer. Learn more about our Automotive Locksmith in Grafton.

Lock Installation & Rekey
Whether you’re replacing a failed Baldwin deadbolt on a custom door in a 1990s build or upgrading from builder-grade hardware to a Medeco high-security cylinder, we measure, source, and install to fit. Rekeying after a move, a lost key, or a tenant change takes under thirty minutes on site. Learn more about our Lock Installation & Rekey in Grafton.

Emergency Locksmith
Locked out at midnight after the last train from South Station? Frozen cylinder on a single-digit January morning? We answer live, dispatch immediately, and quote your exact cost before we leave our shop. No voicemail, no callback queue, no exceptions. Learn more about our Emergency Locksmith in Grafton.

Neighborhoods We Serve in Grafton
We don’t draw hard boundaries on a map. If you’re in Grafton, we’ll get there. These are the areas we find ourselves most often:
- Fisherman’s Bend - newer homes with builder-grade hardware ripe for security upgrades
- North Street corridor - mixed-era housing with varied lock types and door prep
- Brigham Hill Road area - older colonials with mortise locks and seasonal frame shifting
- Village center near the common - historic structures with non-standard hardware
Most Grafton calls see us arriving within 25 minutes during business hours, slightly longer for the westernmost reaches after dark.
Why Grafton’s Climate & Housing Affect Locksmith Work
Grafton’s inland position in Worcester County means overnight lows routinely run colder than eastern suburbs closer to the coast. When January temperatures settle into the single digits, exterior deadbolt cylinders contract and moisture inside the mechanism freezes solid. We see this most on north-facing doors of homes along Brigham Hill Road and in the village center, where original wood frames have settled over centuries and no longer hold the strike plate in true alignment. The freeze-thaw cycle doesn’t just jam the lock, it widens the gap between latch and strike, so the door that worked in October refuses to latch in February.
The housing stock itself creates a two-tier reality. The 2000s subdivision boom around Fisherman’s Bend and North Street delivered hundreds of homes with identical Kwikset keyed-alike entries, often sharing a master key code across an entire development phase. We regularly meet homeowners who moved in five years ago and never realized their neighbor’s original key still operates their front door. Meanwhile, the 18th- and 19th-century homes near the historic common retain mortise locksets that haven’t been manufactured in decades, requiring us to source obsolete parts or machine custom solutions. A single day can shift from rekeying a four-year-old tract home to hand-fitting a replacement for a skeleton-key passage set.
Pricing for Locksmith Services in Grafton
We quote flat prices on the phone because the $19 “service call” that balloons to $400 is a scam, not a business model. Here’s what Grafton homeowners typically pay:
- House lockout (business hours): $89-$140
- House lockout (after 8 PM or weekend): $120-$180
- Rekey standard deadbolt (per cylinder): $25-$45 plus trip charge
- Full rekey of 3-door home: $140-$220
- High-security deadbolt installation (Medeco, Mul-T-Lock): $280-$450
- Automotive key programming (transponder): $150-$280
- Emergency frozen-lock thaw/repair: $100-$165
Our $89 Seasonal Tune-Up, available through late fall, lubricates cylinders, adjusts strike plates, and catches the misalignment that turns into a midwinter lockout. Seniors and veterans receive a permanent 5% discount. Need an exact figure for your situation? Call (877) 664-8139, describe the lock and the problem, and we’ll name your price before we roll.
Service Area - Cities Near Grafton
We dispatch from our central Worcester County position to Northbridge, Millbury, Hamilton Worcester, and Whitinsville regularly. If you’re unsure whether you’re in our range, call and we’ll tell you straight.
Serving Grafton, MA - Our Local Coverage Area
We’re based in the Grafton 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 Services in Grafton
Most standard services run $89-$220, with emergency lockouts at the lower end and high-security installations at the upper. We quote your exact price on the phone before dispatch, and that number matches the invoice. Call (877) 664-8139 for a free estimate.

Yes. Rekeying takes 20-40 minutes on site for a typical three-door home, and we stock common Kwikset, Schlage, and Yale keyways on every truck. Same-day appointments are usually available within two hours. Call (877) 664-8139 to schedule.

Rekeying changes the internal pin combination so old keys no longer work, at roughly one-third the cost of new hardware. Replace only when the lock is damaged, outdated, or you want to upgrade security grade. In Grafton’s newer subdivisions, we often find builder-grade Kwikset hardware that functions fine but offers minimal pick resistance, making rekeying a false economy. We’ll tell you honestly which path fits your door.

Regularly. Mortise locks, rim cylinders, and non-standard door prep from the 1800s require different techniques and sometimes obsolete parts. We carry a selection of vintage-compatible components and can machine custom solutions when needed. If we can’t source it, we’ll tell you that too.

Do not force the key, which can snap off inside the cylinder and complicate the repair. A frozen lock in Grafton’s January cold usually indicates moisture intrusion, and simply thawing it without addressing the seal invites recurrence. We thaw, dry, and lubricate the mechanism properly, and we’ll check whether your door frame has shifted enough to expose the cylinder to weather. Call (877) 664-8139, and we’ll walk you through whether it’s safe to wait or worth an immediate service call.
Written by the team at Strongbox Lock & Safe Co., serving Grafton since 2013.

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.
- 3A background-checked tech heads outLicensed & insured, typically within within the hour.
- 4You approve before work beginsNothing starts until you say go.
What Los Angeles Customers Say
"Showed up fast, fixed it right the first time, and the price matched the quote. Couldn't ask for more."
- Verified local homeowner"Professional from the first call. Explained everything clearly and left the area spotless."
- Verified local homeowner"Called in the morning, problem solved by afternoon. Honest, upfront pricing - highly recommend."
- Verified local homeowner