The Best Home Security in Washington, MO

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

#1

ADT Security Services

4.4
(250 reviews)
Verified

ADT is the largest nationally recognized home security company, offering comprehensive professional monitoring from multiple command centers. Their local authorized dealers provide installation and service for a full suite of security and automation products, known for reliability and brand-name equipment.

(Serving Washington from the St. Louis Metro area; no public-facing retail location in Washington)

Specialties & Features

24/7 Professional monitoring services
Smart home security integration
Alarm system monitoring

Business Information

Years in Business:147 years
Licensed:Yes
Insured:Yes
#2

Decker's Lock & Safe

4.8
(85 reviews)
Verified

A highly-rated, long-standing local business in nearby Washington, MO, that has expanded from locksmithing into full-service security solutions. They are known for personalized service, local technicians, and expertise in both physical locks and electronic security systems.

320 W 5th St, Washington, MO 63090

Specialties & Features

Access control systems
Security system maintenance and repair
Home security system installation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Dynamark Security Systems

4.2
(120 reviews)
Verified

A strong regional security provider headquartered in Missouri (Springfield) with a significant presence in central and eastern MO. They offer their own central station monitoring and a wide range of security and life-safety products, positioning themselves as a more personalized alternative to national giants.

(Serves Washington from their regional St. Louis-area office)

Specialties & Features

Video surveillance systems
Security camera installation
24/7 professional monitoring services

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Security Contractors in Washington

The home security market in Washington, Missouri, is a hybrid of localized service providers and the extensive reach of national corporations. The average quality is high, as both local and national providers must compete on reliability and customer service. Competition is moderate but robust, with a few dedicated local locksmith/security businesses and several regional/national providers actively serving the area. Typical pricing for a basic monitored system starts around **$30-$50 per month** with a standard 3-year contract for national companies, often including an initial equipment installation fee. Local providers may offer more flexible, month-to-month monitoring plans, typically ranging from **$25-$45 per month**. The cost for equipment and installation for a comprehensive system with cameras and smart home integration can range from **$600 to $2,500+**, depending on the technology and scope. Customers in Washington benefit from this mix, having access to both the advanced technology and multi-redundant monitoring of large companies and the tailored, responsive service of local experts.

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 Washington regulations and climate

Frequently Asked Questions About Home Security in Washington

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

1What is the typical cost range for a professionally installed home security system in Washington, MO?

In the Washington area, a basic professionally installed and monitored system typically starts around $30-$50 per month with a one-time equipment and installation fee ranging from $100 to $500. Final costs depend on your home's size, the technology (like cellular backup or smart home integration), and the provider. Local competition can work in your favor, so it's wise to get quotes from several Franklin County providers.

2How does Missouri's climate, with its hot summers and potential for severe storms, affect my security system choice?

Washington's climate makes reliable power and communication backup essential. Choose a system with a long-lasting battery and cellular monitoring to ensure it stays online during frequent thunderstorms and power outages. For outdoor cameras and sensors, select equipment with a wide operating temperature range and a high weatherproof (IP) rating to withstand Missouri's humidity, summer heat, and winter cold.

3Are there any local Washington or Missouri regulations I need to know about before installing security cameras?

Yes, Missouri law (Section 565.253 RSMo) prohibits placing a camera in any location where a person has a reasonable expectation of privacy, such as a bathroom or neighbor's bedroom window. In Washington, you should also check local ordinances regarding camera placement on historic homes in designated districts. Always ensure your cameras are focused on your own property to avoid potential legal issues.

4What should I look for when choosing a local security provider versus a national company in Washington?

A reputable local provider often offers more personalized service, faster local technician response for installation and repairs, and knowledge of specific neighborhood concerns in Franklin County. Verify they are licensed by the Missouri Division of Professional Registration (Private Fire & Security) and have positive local reviews. National companies may offer more advanced tech bundles, but local providers can be more adaptable.

5My home has a lot of brick and stone exterior walls common in Washington. Will this complicate installation?

Yes, the brick and stone construction found in many Washington homes can make drilling for wired systems more challenging and time-consuming, which some installers may factor into the cost. This often makes wireless sensor systems a more practical and cost-effective choice, as they require minimal drilling. A professional installer should assess your home's specific construction during the quote to recommend the best approach.