Expert Locksmith Services
in Castroville, TX
3H Auto Lock & Key delivers fast, reliable locksmith services throughout Castroville and surrounding Medina County communities. From auto lockouts on US-90 to residential rekeying in historic downtown — available 24/7.
Castroville & Surrounding Areas We Serve
From Castroville's historic downtown to communities throughout Medina County and the western San Antonio corridor — 3H Auto Lock & Key has you covered.
Castroville (City Core)
Full coverage throughout Castroville's city limits — from historic downtown along US-90 to residential subdivisions and commercial corridors.
- Historic Downtown Castroville
- Angelo Street Corridor
- US-90 Commercial Strip
- Medina River Area
- New Castroville Subdivisions
- Castroville Regional Park Area
Hondo & West Medina County
Serving Hondo and western Medina County communities with the same fast response times as Castroville.
- Hondo
- D'Hanis
- Yancey
- Tarpley
- Utopia Area
- Vanderpool Area
Lytle & Natalia
Covering the growing communities of Lytle and Natalia between Castroville and San Antonio along I-35.
- Lytle
- Natalia
- Devine
- Poteet
- Pleasanton Area
- Jourdanton Area
Eastern Corridor (toward San Antonio)
Bridging Castroville to the greater San Antonio metro — serving communities along Loop 1604 and US-90 East.
- Von Ormy
- Macdona
- Grey Forest
- Helotes Area
- Leon Valley Area
- Lackland AFB Vicinity
Not sure if we cover your area? Call us at (210) 966-8114 — if you're in Medina County or within 40 miles of Castroville, we can reach you.
Locksmith Services in Castroville, TX
Full-spectrum locksmith services for Castroville residents, businesses, and drivers — auto, residential, commercial, and 24/7 emergency.
Auto Locksmith — Castroville
Locked out of your vehicle anywhere in Castroville or along US-90? Our mobile auto locksmith units serve all of Medina County — from the Walmart parking lot to rural roads near D'Hanis.
- Car lockout assistance
- Transponder key programming
- Ignition repair & replacement
- Duplicate car keys cut on-site
- Smart key & key fob programming
- Broken key extraction
Residential Locksmith
Protecting Castroville homes — from historic Victorian-era properties in the Alsatian district to newer subdivisions. Lock rekeys, installations, and emergency lockouts handled with care.
- Home lockout service
- Lock rekey & replacement
- Deadbolt installation
- High-security lock upgrades
- Master key systems
- Move-in rekeying
Commercial Locksmith
Securing Castroville businesses along the US-90 corridor, downtown shops, and commercial properties throughout Medina County with professional-grade lock solutions.
- Commercial lockouts
- Access control systems
- Panic bar installation
- Master key systems
- File cabinet & safe locks
- Business rekeying
Emergency Locksmith — 24/7
Locked out at midnight in Castroville? Stranded on US-90? Our emergency locksmith team is on call 24/7, dispatching to any location in Medina County within 30 minutes.
- 24/7 emergency dispatch
- 30-minute average response
- No after-hours surcharge
- Fully equipped mobile vans
- Non-destructive entry methods
- Weekend & holiday coverage
Key Cutting & Duplication
On-site key cutting for residential, commercial, and automotive needs. Our mobile unit serves all of Castroville and surrounding communities — no need to drive to San Antonio.
- High-security key duplication
- Laser-cut keys
- Transponder key cutting
- Antique & specialty keys
- Bulk key duplication
- All vehicle makes & models
Lock Repair & Maintenance
Worn or damaged locks on your Castroville property? We repair and maintain all lock brands and types — keeping your home or business secure without full replacement costs.
- Worn lock repair
- Broken key extraction
- Mechanism lubrication
- Weather-damaged lock service
- Antique lock restoration
- All major brands serviced
Need a service not listed? We handle virtually all lock and key needs in Castroville.
Castroville's Trusted Locksmith Professionals
3H Auto Lock & Key has proudly served the Castroville community and Medina County for over 15 years. From the Alsatian heritage district downtown to new subdivisions on the outskirts — we know this town and we're invested in keeping it secure.
Our technicians are locally knowledgeable, background-checked, and equipped to handle everything from vintage lock mechanisms in historic homes to modern transponder key programming for today's vehicles. We dispatch directly from the area, not a faraway dispatch center.
We serve Castroville and extend coverage to Hondo, Lytle, Natalia, Von Ormy, and all of Medina County — showing up reliably and delivering quality work on every call.
15+
Years Serving Medina County
30 Min
Average Response Time
500+
Castroville Customers Served
4.9★
Average Google Rating
Texas DPS Licensed Locksmith
Every technician holds a valid Texas Department of Public Safety locksmith license — ensuring you're working with a legitimate, background-checked professional, not an unlicensed operator.
Fully Bonded & Insured
We carry comprehensive liability insurance covering all work performed in Castroville and Medina County. Our bonding protects you and your property on every job.
BBB Accredited — A+ Rating
3H Auto Lock & Key holds an A+ rating with the Better Business Bureau, reflecting our commitment to honest pricing, professional service, and customer satisfaction.
15+ Years Serving Medina County
We've proudly served the Castroville community for over 15 years — building trusted relationships with residents, businesses, and drivers throughout the area.
100% Satisfaction Guarantee
Every job is backed by our satisfaction guarantee. If you're not happy, we'll make it right — no questions asked.
Landmarks & Neighborhoods We Serve
From Alsatian heritage buildings to rural Medina County ranches — 3H Auto Lock & Key knows every street and shortcut in and around Castroville. That local knowledge means faster response times for you.
Historic Downtown Castroville
Castroville's charming Alsatian-heritage downtown is one of our busiest service areas. Whether it's a lockout at a local restaurant or a rekey for a heritage building, we're familiar with every block.
St. Louis Catholic Church
One of Castroville's most iconic landmarks. We regularly serve nearby businesses and residents in this historic corridor.
Castroville Regional Park
Popular with families and outdoor enthusiasts — and a place where car lockouts happen often. If you're stranded at Castroville Regional Park, our technician will be there quickly.
US-90 Commercial Corridor
The main commercial spine of Castroville hosts dozens of businesses, retailers, and service providers. We serve all commercial properties along the US-90 corridor with fast response times.
Medina River Natural Area
Serving visitors and locals near the Medina River — from recreational vehicle lockouts to cabin rekeying. Don't let a lock issue ruin your outdoor experience.
Alsatian Legacy District
Castroville's unique Alsatian heritage is reflected in its architecture — including older lock mechanisms on historic properties. Our technicians handle antique and specialty hardware with expertise.
Castroville ISD Schools
Serving the school district facilities and staff in the Medina Valley ISD area. Commercial locksmith and access control solutions for educational facilities.
Western Medina County Ranches
We travel to ranches and rural properties throughout western Medina County. Gate locks, ranch-house rekeying, and car lockouts in remote areas — our mobile units cover the full county.
Locked out near any of these locations? One call and we're on our way.
Call Now — (210) 966-8114Why Castroville Chooses 3H Auto Lock & Key
There are other locksmith options — here's why Castroville residents, businesses, and drivers consistently choose 3H for every lock and key need.
30-Minute Response to Castroville
We stage our mobile units throughout the region so we can reach any Castroville address within 30 minutes — no waiting for someone to drive out from San Antonio.
Texas DPS Licensed & Insured
Every technician holds a valid Texas Department of Public Safety locksmith license, passes a thorough background check, and is covered by our comprehensive liability insurance.
Upfront, Honest Pricing
We quote you a firm price before we start — no hidden fees, no after-hours markups, no surprise charges. What we quote is what you pay, every time.
Fully Equipped Mobile Units
Our vans carry professional key cutting machines, transponder programmers, and comprehensive lock hardware — resolving most Castroville jobs on the very first visit.
True Local Knowledge
We're familiar with Castroville's layout — from the historic downtown to rural routes in Medina County. Local knowledge means faster navigation and quicker service.
Satisfaction Guaranteed
If you're not 100% satisfied with our work in Castroville, we come back and make it right — no questions asked. That's the 3H promise to every customer.
What Castroville Customers Say
Real reviews from Castroville, Hondo, and Lytle residents — our neighbors who trust 3H Auto Lock & Key with their security.
Castroville Locksmith FAQ
Answers to the most common questions about locksmith services in Castroville, TX — from emergency response times to pricing and coverage.
Have a question not answered above? Call us at (210) 966-8114 — we respond quickly and can confirm coverage for your specific location.
We Also Serve These Nearby Areas
3H Auto Lock & Key covers a wide region around Castroville. If you're in a nearby community, we have dedicated service coverage for your area.
San Antonio
ZIP: All ZIP Codes
Our main service hub — full metro coverage with fast dispatch across all of Bexar County.
Alamo Ranch
ZIP: 78253
Serving the Alamo Ranch community on San Antonio's northwest side — key fob programming & lockouts.
Stone Oak
ZIP: 78258
Comprehensive coverage for Stone Oak and north San Antonio — residential, commercial, and automotive.
Medical Center Area
ZIP: 78229 / 78240
Round-the-clock service for the South Texas Medical Center district and surrounding neighborhoods.
Hondo, TX
ZIP: 78861
Serving Hondo and western Medina County with the same 30-minute response commitment.
Not sure if we cover your area? Call us at (210) 966-8114 — if you're in Medina County or within 40 miles of Castroville, we can reach you.
Locked Out Anywhere in Castroville?
Our team is on standby 24/7, dispatching from the region for the fastest possible response to any address in Castroville and Medina County.
Average 30-minute response · Licensed, insured technicians · Upfront pricing
3H Auto Lock & Key — Castroville & Medina County Service Area
Dispatching to Castroville, Hondo, Lytle, Natalia, D'Hanis, and all of Medina County