Top-Rated Security Services Near You in San Marcos, TX

Security 101 - San Antonio

At Security 101, we are your premiere source for electronic security services, including: access control, surveillance, intrusion detection, and visitor management. Since 2007, our company has been fanatically dedicated to best-in-class installation, service, and customer service. For the best of the best call today for your next project.

Read more about Security 101 - San Antonio

Aegis  Surveillance & Security, LLC

At Aegis Surveillance & Security, LLC, we pride ourselves on providing our customers with great quality and the best security and alarm service available.

Read more about Aegis Surveillance & Security, LLC

Aegis Security & Surveillance Solutions

LOCALLY OWNED AND OPERATED IN SAN ANTONIO, WE PROVIDE QUALITY SERVICE AND 24/7 ALARM MONITORING SERVICES. VERY COMPETITIVE PRICING (ONE OF THE BEST IN TOWN), FAST RELIABLE SERVICE. LICENSED AND INSURED TO OPERATE IN TEXAS. FREE ESTIMATES AND SITE SECURITY VULNERABILITY SURVEY.

Read more about Aegis Security & Surveillance Solutions

Texas Home Security Alarm Systems - ADT Authorized

We install home security systems in San Antonio, Texas and provide ADT Security Services monitoring that is surprisingly affordable and proven to help protect families, homes and offices. Property crimes are a common part of the news throughout the United States, including Bexar County. Doing what you can to keep your family and property safe and secure is important. ADT Monitored Home Security Systems installed by Absolute Security, an ADT Authorized Dealer, are helping protect thousands of your neighbors

Read more about Texas Home Security Alarm Systems - ADT Authorized

American Protective Services LLC

With over 30 years of experience as a security systems installer, American Protective Services, LLC, is who you need to take care of your business. We handle everything from the initial consultation to making sure your property looks perfect every single time. We will always treat your property as we would treat our own, and you will be surprised how simple and easy our team will make the whole process seem. Give our team a call today. We're looking forward to working with you!

Read more about American Protective Services LLC

TriStar Commercial, LLC

TriStar provides excellent service at competitive prices. We are here and ready to meet your needs, in an effort to afford you the peace of mind you deserve.

Read more about TriStar Commercial, LLC

Security & Fire Contractors

Over 30 years of experience in the Home Security, Cameras, Access Control, Fire Alarm and Home Automation business. A locally owned and operated company here to serve our neighbors. We secure the things that are important to you....Family, Home, Businesses and places of Worship. Security & Fire Contractors has the knowledge and experience to get the job done...timely and professionally. Our team looks forward to meeting and exceeding your expectations. Please contact us for a FREE evaluation of your pro

Read more about Security & Fire Contractors

Sterling Silver Security

Sterling Silver Security is an Authorized Monitronics Dealer We are a Family Owned and Operated Company with over 40+ years of service in the security and alarm industry All of my employees are licensed and registered with the Bureau of Private Security License: B-18100 and The Texas State Fire Marshals Office License: ACR-178892

Read more about Sterling Silver Security

Ted Howell Security Consultant & BSG Security

Ted Howell has been called upon to join with one of the top ten alarm companies in the U. S. , with their opening of an office in San Antonio on April 1, 2011. This company has been in business for 11 years, has 55 offices across America with over 150,000 active customers. In only 11 years to have accomplished this much business--the company must be doing something right that people believe in! This company handles all sales, installations, and monitoring itself, in-house, with its' employees only, no sub-c

Read more about Ted Howell Security Consultant & BSG Security

True Protection

Texas-based True Protection offers affordable, high-quality security products and services to home and business owners. We serve the greater Austin, San Antonio, Houston, and Dallas areas. Since our mission is to maintain long-lasting relationships with our customers, all True Protection employees are fully licensed, and required to adhere to a code of ethical conduct that is far more stringent than any other in the industry. We make integrity in our dealings our top priority

Read more about True Protection

About Security Services in San Marcos, TX

Protecting your home or business in San Marcos requires a deep understanding of the area's unique security challenges and compliance requirements. As a licensed security professional serving this diverse community, I’ve seen firsthand how factors like crime trends, local ordinances, and environmental risks shape the need for tailored security solutions. Whether you're safeguarding a family home in gated communities like Rancho Santalina or securing a storefront in the bustling retail corridors near San Marcos Boulevard, reliable security systems are essential for peace of mind.

San Marcos poses distinct security considerations that go beyond the basics. For instance, residential properties in wildfire evacuation zones benefit greatly from integrated systems with real-time alerts and backup power to ensure functionality during emergencies. Similarly, high-density housing developments and mixed-use properties often require advanced surveillance solutions to address elevated traffic and shared access points. Local regulations, such as the City of San Marcos Police Department’s alarm permit requirements, must also be factored into any installation plan to avoid fines or service interruptions.

When it comes to costs, basic home security setups in San Marcos typically start at around $800, while more complex commercial systems with 24/7 monitoring can range from $3,000 to $5,000 or more, depending on the scale and features. For armed or unarmed guard services, ensure your provider complies with state licensing requirements through the San Marcos Department of Consumer Affairs. By investing in properly designed and compliant security measures, residents and business owners alike can protect their properties effectively in this vibrant Southern California community.

Security Services FAQs

The cost of security services can vary widely based on the type and complexity of the system or service you need. Here's a general breakdown:

  • Home Security System Installation: $300–$1,500 depending on the size of the property and the level of sophistication.
  • Monitoring Services: $15–$60 per month, based on features such as camera streaming, mobile app access, and professional surveillance.
  • Smart Doorbell Cameras: $100–$400, including installation.
  • Outdoor Surveillance Cameras: $150–$500 each, with installation often costing $50–$200 extra per camera.
  • Access Control Systems: $500–$2,000 for most residential setups.

These figures are averages and can vary based on geographic location, the provider, and project details. For exact pricing, it's best to request quotes from local providers.

Hiring licensed security service providers ensures reliability, professionalism, and compliance with local or national regulations. A valid license indicates that the company has met certain standards, including knowledge of system installation, operational safety, and adherence to state or federal rules. Licensed professionals also carry liability insurance, protecting homeowners in case of damages during installation. To verify a license, visit reputable sites like your state's licensing board, or national organizations such as UL Standards for certification credentials.

Selecting the right security service provider involves comparing several key factors:

  • Experience and Qualifications: Ensure the company has expertise in residential security systems.
  • Licensing and Certifications: Verify state or federal compliance.
  • Online Reviews and Recommendations: Look for consistent positive feedback that highlights reliability.
  • Range of Services: Confirm they offer solutions tailored to your needs, including installation, monitoring, and repair.
  • Pricing: Compare upfront costs, subscription fees, and hidden charges.
  • Warranties: Check if equipment and installation are covered for defects.

Always request multiple quotes and ask about their customization options to find a provider that aligns with your requirements.

The installation timeline for a home security system varies depending on the system's complexity and the property's layout. On average:

  • Basic systems with a few components can be installed in 2–4 hours.
  • Comprehensive packages involving multiple cameras, sensors, and smart integrations may take 6–10 hours or multiple sessions.

Factors such as the configuration of wiring, Internet connectivity, or potential structural adjustments can influence the duration. It's advisable to discuss timeline expectations with your chosen provider during the initial consultation.

Yes, most reputable security service providers offer warranties to protect homeowners. These typically include:

  • Equipment warranties: Coverage for manufacturer defects, usually lasting 1–5 years.
  • Installation guarantees: Assurance that installation workmanship meets agreed-upon standards, typically within a 1-year timeframe.

Warranties vary from company to company, so always review the terms and conditions. Respected providers ensure that customers are informed about warranty processes during the project agreement phase.

Watch out for these warning signs when hiring security services:

  • Unlicensed providers: Avoid companies that cannot show proof of licensing or certification.
  • Poor reviews or complaints: Consistent negative feedback from previous customers is a serious concern.
  • Restrictive contracts: Be wary of long-term commitments with excessive early termination fees.
  • Hidden fees: Transparent pricing is crucial; ask about extra costs upfront.
  • Lack of customer support: Choose providers with responsive communication for installation and troubleshooting.

Taking the time to research and ask questions can save you from unreliable providers.

During a consultation, ensure you get clear answers to these questions:

  • What type of security systems do you recommend for my home setup?
  • Are your technicians licensed and insured?
  • What is the estimated cost and timeline for installation?
  • Do you offer 24/7 monitoring services?
  • What warranties are provided for equipment and installation?
  • Are there any additional fees or subscription costs?

This approach ensures you receive tailored and transparent information before hiring a service provider.

To locate trustworthy security service providers in San Marcos, follow these steps:

  1. Search for Local Providers: Use platforms like Google, Yelp, or Angie's List to find providers near you.
  2. Check Reviews and Ratings: Focus on companies with high ratings and verified customer feedback.
  3. Ask for Recommendations: Talk to neighbors or local community groups for referrals.
  4. Verify Licensing: Ensure the provider complies with San Marcos's regulations.

Taking these steps increases your chances of securing a reliable professional who fits your needs.

Yes, regular maintenance is essential to ensure your security system functions optimally. Key tasks include:

  • Testing equipment: Ensure alarms, cameras, and sensors remain functional.
  • Software updates: Keep monitoring systems and mobile apps updated for security patches.
  • Battery replacements: Replace batteries for wireless devices to avoid downtime.
  • Cleaning cameras: Remove dirt or debris for clear video footage.

Most providers offer maintenance plans or services to assist homeowners with these needs.

Yes, many security providers in San Marcos specialize in tailoring systems to accommodate specific property layouts and homeowner preferences. Whether you need:

  • Surveillance in hard-to-reach areas
  • Integration with smart-home technology
  • Hidden cameras or advanced motion sensors

Providers can consult with you to design customized solutions. During your consultation, discuss unique property challenges to ensure the proposed system matches your security goals.

Reviews for Security Services

Fast Alarm Fix, Huge Stress Relief
Our home alarm randomly stopped working, leaving us sleepless. I booked a pro through this service, and they had it up and running the next morning. The $250 we saved compared to other quotes was just an added bonus to getting our peace of mind back.
Emily R.
Ratings icon
Saved Our Vacation Plans
We discovered our backyard camera system was offline days before leaving for a trip. Within 24 hours of contacting a technician here, we had a brand-new system installed and operational. Knowing my home is secure while traveling saved me from canceling our plans.
James T.
Ratings icon
Quick, Affordable Security Upgrade
After a break-in on our street, I needed to upgrade quickly but was worried about costs. This service connected me with a pro who installed a full smart lock and camera system in one day at half the price of others I called. I sleep so much better now.
Lisa P.
Ratings icon

Why Hire Security Services on The Builder Market?

Find Top-Rated Security Services Near You

Related Services Near You

Learn More about Our Contributors

Maria Vierra avatar

Maria VierraEditor

Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.

Brett Taylor avatar

Brett TaylorAuthor

Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.

This page was last updated on Jan 11, 2026, 5:33:53 PM