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 Ramon, CA
Locksmith work in San Ramon, CA runs on suburban timing and East Bay weather. Most residential calls involve rekeying newly purchased homes in planned communities, fixing deadbolts on homes built between 1985 and 2005, or re-securing a door after a break-in attempt. Commercial work tends to cluster around Bishop Ranch and the retail strips along Crow Canyon Road and San Ramon Valley Boulevard. If you need a home or business secured, call (956) 275-7388 and a live person answers, day or night.
Why San Ramon Homes Are Different
San Ramon’s housing stock is newer than much of the Bay Area, but that does not mean the locks are simple. Many homes went up during the post-2000 build-out in Dougherty Valley and Windemere, where builders installed entry sets and deadbolts from a limited hardware menu, usually contractor-grade Schlage or Kwikset. Fifteen or twenty years on, those locks are hitting the end of their practical life. The dry summer heat and occasional sharp cold snaps cause metal parts to expand and contract, and the fine dust that blows through from the open space along Bollinger Canyon and the Las Trampas foothills works its way into cylinders and wears down internal pins faster than homeowners expect.
We also see a specific pattern in San Ramon: households that bought during the pre-2010 expansion are now refinancing, renting out rooms, or bringing in extended family. Each of those changes means existing keys are in hands the homeowner no longer controls. Rekeying, not replacement, is usually the right fix, and it is faster and less expensive than most people assume. Work in San Ramon rarely involves permits from the city, though some HOA communities in Windemere and Gale Ranch carry their own rules about visible hardware changes on exterior doors. A quick call to us before swapping finishes can save a conversation with a community manager later.
Our Main San Ramon Services
San Ramon homeowners call us most often for two things: rekeying locks after a move or key-handoff, and residential lock repair or replacement. Here is how each works in this city.
Rekey Locks in San Ramon
Rekeying means changing the internal pins inside a lock so the old keys stop working, without replacing the hardware. In San Ramon, this job usually follows a home purchase, a tenant change, or a divorce. Most jobs take under an hour, and we rekey every exterior lock and deadbolt to a single new key unless you prefer a split-key setup. Homes in Dougherty Valley and Windemere often have three or four Schlage or Kwikset locks that all need matching. We bring the pin kits with us, write the price before any work starts, and you keep your existing hardware. Read the full breakdown on our Rekey Locks in San Ramon page.

Residential Locksmith in San Ramon
Residential work in San Ramon covers deadbolt replacement, entry handle sets, garage door locks, sliding patio doors, and occasional lockout calls. Many homes near Iron Horse Trail and San Ramon Central Park have rear sliders that were never properly secured, and that is one of the most common security gaps we fix. We carry Schlage, Kwikset, and Baldwin hardware in the truck, along with Medeco high-security cylinders for homeowners who want key control that cannot be duplicated at a hardware store. Every job gets a written price and a written one-year guarantee. Details are on the Residential Locksmith in San Ramon page.

Commercial Locksmith in San Ramon
Commercial work in San Ramon is anchored by Bishop Ranch, the office parks off Crow Canyon Road, and retail suites along San Ramon Valley Boulevard. Property managers call us for master key systems, high-security cylinder upgrades, and rekeying between tenants. School and fitness facilities in the area also ask for access control work on locker and classroom hardware. We schedule commercial jobs by appointment, survey the openings, and deliver a flat per-lock written price before we touch the first cylinder. The scope is documented, and the repair is covered by the same one-year written guarantee. See the Commercial Locksmith in San Ramon page for the full service list.

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.
Brands We Service in San Ramon
Our San Ramon crews carry pin kits, springs, and common replacement parts for Schlage, Kwikset, and Baldwin, plus Medeco high-security cylinders. If your hardware is an uncommon finish or a discontinued model, we source the part same-week rather than guessing. For more on what we work with, see our brands.
Pricing for Locksmith in San Ramon, CA
| Service | Typical range in San Ramon |
|---|---|
| Rekey a single lock (labor + pins) | $25 – $45 per lock |
| Rekey multiple locks to one key | $20 – $35 per lock |
| New deadbolt installation (standard hardware) | $90 – $180 |
| Deadbolt replacement with high-security cylinder | $150 – $300 |
| Lockout service (residential, no damage) | $75 – $150 |
| Commercial rekey between tenants | $25 – $50 per cylinder |
| Master key system (small commercial, per lock) | $60 – $120 |
| High-security cylinder installation (Medeco or similar) | $200 – $400 per door |
| Sliding patio door lock replacement | $80 – $160 |
| Garage door lock or T-handle replacement | $70 – $140 |
What pushes a San Ramon job toward the top of those ranges is usually the lock’s condition, a rare finish, or the need to rekey several locks at once. The price we write down before the work begins is the price on the invoice. There is no dispatch fee tacked on at the door and no upcharge for evening calls.
Neighborhoods We Serve in San Ramon
We run calls across the entire San Ramon area, from the older sections near San Ramon Valley Boulevard to the newer build-out in Dougherty Valley. Our typical response window in San Ramon is 30 to 60 minutes for residential work, slightly longer during peak commute hours on Crow Canyon Road.
- Dougherty Valley
- Windemere
- Gale Ranch
- Bollinger Canyon
- San Ramon Central
Service Area – Cities Near San Ramon
Our San Ramon crews also cover work in the surrounding East Bay communities. If you are a property manager with units spread across the area, we can schedule multiple stops in one day. We serve Dublin, CA, Danville, CA, Hayward, CA, and Pleasanton, CA as well.
Serving San Ramon, CA - Our Local Coverage Area
We’re based in the San Ramon 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 Ramon
For residential lockouts and rekeys, we typically arrive in San Ramon within 30 to 60 minutes. Commercial jobs are scheduled by appointment. A live person answers our phone 24 hours a day at (956) 275-7388 and can tell you the current dispatch time before you commit to anything.
Yes. Ridley Locksmith & Security is fully licensed and insured, and every technician dispatched to San Ramon is background-checked and arrives in a marked uniform. No subcontractors. The person who shows up works under The Garrison Standard, a written operating code in place since 2007.
For rekeying, no approval is needed because the hardware does not change. If you want to replace visible exterior hardware in an HOA community like Windemere or Gale Ranch, some associations have finish or style requirements, and it is worth checking their rules first. We can install whatever your HOA requires.
Need a written price for work in San Ramon? Call Ridley Locksmith & Security at (956) 275-7388. A live person answers, the estimate is free, and the price we quote is the price you pay.
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 Ramon Customers Say
"Deadbolt was loose and the strike plate was off. Fixed both and the door locks smoothly again."
- Pam S."Rekey on a small office building, five doors. Done in under an hour and the keys are labeled."
- Hugo M."Replaced a broken handle set and matched the finish. No upsell."
- Leon W.







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