The Best Home Security in Saint Mary, MO

Compare the highest-rated home security professionals in Saint Mary, Missouri. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

A-Pro Security

4.9
(50 reviews)
Verified

A locally owned and operated security specialist based in Sainte Genevieve, making it the closest provider to Saint Mary. They are highly regarded for personalized service, quick response times, and expertise in both residential and commercial security systems. They offer custom solutions and work with high-quality equipment.

12 North 4th Street, Sainte Genevieve, MO 63670

Specialties & Features

Security camera installation
Alarm system monitoring
Access control systems

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

ADT Security Services

4.4
(250 reviews)
Verified

A national leader with a strong local presence through authorized dealers. ADT is known for its reliable 24/7 professional monitoring from multiple centers, a wide range of equipment, and strong brand recognition. They offer professional installation and robust smart home integration.

(Serves Saint Mary from regional offices, often based in St. Louis or Cape Girardeau)

Specialties & Features

24/7 professional monitoring
Smart home security integration
Video surveillance systems

Business Information

Years in Business:140 years
Licensed:Yes
Insured:Yes
#3

Vivint

4.3
(150 reviews)
Verified

A major national provider that specializes in cutting-edge, professionally installed smart home security systems. Vivint is known for its advanced technology, seamless integration of security, home automation, and energy management, and its proprietary smart hub and app.

(Serves Saint Mary via mobile technicians based in the broader MO/IL region)

Specialties & Features

Smart home security integration
Video surveillance systems
Security system maintenance and repair

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Security Contractors in Saint Mary

** The home security market for residents of Saint Mary, MO, is characterized by reliance on regional and national providers due to the community's small size. The average quality of service available is high, as companies serving the area are established and must meet state licensing requirements. Competition is moderate; while there are no local storefronts in Saint Mary itself, several capable companies from Sainte Genevieve, Farmington, Cape Girardeau, and the St. Louis metropolitan area compete for business in the county. Typical pricing for professionally monitored security systems includes an initial installation and equipment cost ranging from $0 to $1,500 (depending on promotions and system complexity), followed by a monthly monitoring fee typically between **$30 and $60**. Local providers like A-Pro Security often compete on personalized service and local knowledge, while national brands like ADT and Vivint compete on technology, brand reputation, and extensive monitoring infrastructure. Customers in this rural area should specifically confirm service area coverage and potential travel fees for installation and repair before committing to a contract.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Saint Mary regulations and climate

Frequently Asked Questions About Home Security in Saint Mary

Get answers to common questions about home security services in Saint Mary, Missouri.

1What is the typical cost for a professionally installed home security system in Saint Mary, MO, and are there any local factors that affect pricing?

In the Saint Mary area, a basic professionally installed system typically starts between $99 and $199 for equipment with a monthly monitoring fee of $30 to $50. Local factors that can influence cost include the need for cellular backup (due to rural internet reliability) and system hardening against Missouri's humid summers and cold winters, which may require more durable outdoor equipment.

2How long does professional installation usually take for a home in Saint Mary, and should I prepare for anything specific?

For a standard home in Saint Mary, professional installation typically takes 2 to 4 hours. Given the area's older housing stock with plaster or brick construction common in historic homes, you should prepare for the installer to need extra time to run wires. It's also wise to ensure clear access to all entry points and your internet/cable panel.

3Are there specific security concerns or seasonal patterns I should consider for my Saint Mary home?

Yes, seasonal patterns are important. In warmer months, an increase in open windows and vacation travel can elevate risks. Missouri's severe storm season also makes power and cellular backup for your system critical. In winter, longer nights and holiday absences can be a factor, so ensuring outdoor lighting and cameras are clear of snow and ice is key.

4What should I look for when choosing a local security provider versus a national brand in Sainte Genevieve County?

For Sainte Genevieve County residents, a key advantage of a strong local provider is faster, more personalized emergency response and familiarity with area-specific issues like rural response routes. Always verify that any provider, local or national, is properly licensed by the Missouri Division of Professional Registration and has reliable cellular monitoring to offset any spotty rural internet.

5Do I need permits for security cameras or alarm systems in Saint Mary, MO, and what about false alarm fines?

The City of Saint Mary does not currently require a permit for a residential alarm system. However, you must register your system with the Sainte Genevieve County Central Dispatch (typically provided by your installer). Be aware that excessive false alarms can result in fines from the county, so ensure all users are properly trained on the system.