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Home Security · San Diego, CA/Updated June 13, 2026

The 10 Best Home Security Companies in San Diego, CA

Home security is essential in San Diego, where property crime rates can be concerning. Choosing the right provider can safeguard your home and peace of mind.

Editorially independent10 companies evaluated
cover story
★ Editor's ChoiceHalcyon Security Solutions
96Score
Latest update · June 13, 2026: Initial ranking published. 10 San Diego-metro home security businesses evaluated, top 10 ranked by Vetted Score.

In San Diego, home security is not just a luxury; it is a necessity. With property crime rates fluctuating, residents must take proactive measures to protect their homes and families. The right security system can deter potential threats and provide peace of mind.

We evaluated 10 home security companies in the area, considering customer reviews, ratings, and service offerings. Each business was ranked based on a transparent Vetted Score, ensuring that you receive trustworthy recommendations without any paid placements.

10home security companies evaluated in San Diego
4.90average rating across the field
653customer reviews analyzed

Cityvetted analysis of public Google review data, updated June 13, 2026.

How much does home security cost in San Diego? See the price breakdown →

Our top picks

At a glance · three categories
★ Editor's Choice
96Score

Halcyon Security Solutions

★★★★★5.0(102 reviews)

With a perfect 5-star rating from 102 reviews, Halcyon Security Solutions is a favorite among San Diego residents.

Read full review
Best Value
95Score

Real Home Security, LLC- Authorized ADT Dealer

★★★★★4.9(157 reviews)

Real Home Security, LLC holds a strong 4.9 rating from 157 reviews.

Read full review
Most Reviewed
94Score

Smart Shield Systems earns a rating of 4.9 from 110 reviews.

Read full review

All 10, compared

Data as of June 13, 2026
BusinessVetted ScoreGoogle ratingReviewsBest for
1
96Score
5.0★★★★★
102Comprehensive security solutions for both homes and businesses
2
95Score
4.9★★★★★
157Affordable home security solutions with ADT reliability
3
94Score
4.9★★★★★
110Advanced technology in security systems
4
91Score
4.8★★★★★
156User-friendly home security systems
5
90Score
5.0★★★★★
34Personalized security solutions
6
89Score
4.9★★★★★
31Advanced technology installations
7
86Score
4.8★★★★★
27CCTV installations
8
85Score
4.9★★★★★
18Reliable alarm systems
9
83Score
4.8★★★★★
12Customer-focused service
10
78Score
5.0★★★★★
6Quick and efficient CCTV installations
Methodology

How we evaluated all 10 home security companies.

To compile our list, we analyzed customer feedback and star ratings from various platforms. The evaluation included a thorough review of service quality, installation processes, and customer support.

Our rankings are updated monthly, reflecting any changes in customer satisfaction or service performance. No company pays for placement in our rankings, guaranteeing an unbiased selection.

The Vetted Score: six weighted factors

Customer sentiment25%
Rating quality20%
Review volume & velocity20%
Website trust signals15%
Service breadth10%
Business longevity10%

Sentiment is measured by AI analysis of review text, recency-weighted, with verified-pattern checks to discount suspicious review bursts.

Full reviews

The rankings · in order
1
★ Editor's Choice

Halcyon Security Solutions

★★★★★5.0(102 reviews)
96Score

With a perfect 5-star rating from 102 reviews, Halcyon Security Solutions is a favorite among San Diego residents. Customers appreciate their responsive service and professionalism. They excel in both residential and commercial security systems. However, their higher prices may not suit every budget. That is a substantial body of feedback for a local operator, enough to trust the rating rather than credit a lucky streak. Most of what reviewers hire it for is comprehensive security solutions for both homes and businesses. It serves San Diego County, with $200 to $600 for installation pricing, and the honest trade-offs are higher pricing than some competitors and limited service area.

Pros

  • Perfect 5-star rating
  • Responsive customer service
  • Experienced in both residential and commercial security

Cons

  • Higher pricing than some competitors
  • Limited service area
Best forComprehensive security solutions for both homes and businesses
Service areaSan Diego County
Typical pricing$200 to $600 for installation
2
Best Value

Real Home Security, LLC- Authorized ADT Dealer

★★★★★4.9(157 reviews)
95Score

Real Home Security, LLC holds a strong 4.9 rating from 157 reviews. Customers praise their affordability and the reliability of ADT products. They are particularly noted for their user-friendly systems. However, some reviews mention occasional delays in service appointments. That is a substantial body of feedback for a local operator, enough to trust the rating rather than credit a lucky streak. Most of what reviewers hire it for is affordable home security solutions with ADT reliability. It serves San Diego and surrounding areas, with $150 to $400 for installation pricing, and the honest trade-offs are occasional service delays and limited customization options.

Pros

  • Strong reputation for affordability
  • Reliable ADT products
  • User-friendly systems

Cons

  • Occasional service delays
  • Limited customization options
Best forAffordable home security solutions with ADT reliability
Service areaSan Diego and surrounding areas
Typical pricing$150 to $400 for installation
3
Most Reviewed

Smart Shield Systems Commercial & Residential Security

★★★★★4.9(110 reviews)
94Score

Smart Shield Systems earns a rating of 4.9 from 110 reviews. Customers commend their innovative technology and thorough installations. They cater well to both residential and commercial clients. However, their customer service can be hit or miss, according to some feedback. That is a substantial body of feedback for a local operator, enough to trust the rating rather than credit a lucky streak. Most of what reviewers hire it for is advanced technology in security systems. It serves San Diego, with $250 to $500 for installation pricing, and the honest trade-offs are inconsistent customer service and pricing may vary widely.

Pros

  • Innovative security technology
  • Thorough installation process
  • Good for both residential and commercial

Cons

  • Inconsistent customer service
  • Pricing may vary widely
Best forAdvanced technology in security systems
Service areaSan Diego
Typical pricing$250 to $500 for installation
4

Alert 360 Home & Business Security San Diego

★★★★★4.8(156 reviews)
91Score

Rated 4.8 based on 156 reviews, Alert 360 is known for its user-friendly security systems and excellent customer support. Customers appreciate the ease of setup and the range of monitoring options available. Still, some have noted that their equipment may not always be the latest model. That is a substantial body of feedback for a local operator, enough to trust the rating rather than credit a lucky streak. Most of what reviewers hire it for is user-friendly home security systems. It serves San Diego, with $200 to $450 for installation pricing, and the honest trade-offs are equipment may not be the latest and higher monthly fees.

Pros

  • User-friendly systems
  • Excellent customer support
  • Range of monitoring options

Cons

  • Equipment may not be the latest
  • Higher monthly fees
Best forUser-friendly home security systems
Service areaSan Diego
Typical pricing$200 to $450 for installation
5

Visbly

★★★★★5.0(34 reviews)
90Score

Visbly has a perfect 5-star rating from 34 reviews, highlighting its personalized service and attention to detail. Customers love the tailored security solutions they offer. However, the limited review base makes it difficult to fully assess their reliability over time. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is personalized security solutions. It serves San Diego, with $300 to $700 for installation pricing, and the honest trade-offs are limited review base and higher costs for customized solutions.

Pros

  • Personalized service
  • Attention to detail
  • Tailored security solutions

Cons

  • Limited review base
  • Higher costs for customized solutions
Best forPersonalized security solutions
Service areaSan Diego
Typical pricing$300 to $700 for installation
6

Silverstrand Technologies, Inc.

★★★★★4.9(31 reviews)
89Score

With a 4.9 rating from 31 reviews, Silverstrand Technologies is praised for its advanced tech and knowledgeable staff. Customers appreciate the thoroughness of installations. However, their smaller team may lead to longer wait times for service. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is advanced technology installations. It serves San Diego, with $250 to $500 for installation pricing, and the honest trade-offs are smaller team may slow response and limited service options.

Pros

  • Advanced technology
  • Knowledgeable staff
  • Thorough installations

Cons

  • Smaller team may slow response
  • Limited service options
Best forAdvanced technology installations
Service areaSan Diego
Typical pricing$250 to $500 for installation
7

San Diego CCTV Pros

★★★★★4.8(27 reviews)
86Score

San Diego CCTV Pros holds a 4.8 rating from 27 reviews. Customers appreciate their expertise in CCTV installations and competitive pricing. However, some feedback indicates that their customer service could be improved, especially regarding follow-ups. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is cCTV installations. It serves San Diego, with $150 to $400 for installation pricing, and the honest trade-offs are customer service needs improvement and limited service area.

Pros

  • Expertise in CCTV installations
  • Competitive pricing
  • Good technical knowledge

Cons

  • Customer service needs improvement
  • Limited service area
Best forCCTV installations
Service areaSan Diego
Typical pricing$150 to $400 for installation
8

Dempsey Alarms LLC

★★★★★4.9(18 reviews)
85Score

Dempsey Alarms LLC has a 4.9 rating based on 18 reviews. Customers often highlight the reliability of their alarm systems and prompt service. However, the low review count raises questions about their long-term performance. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is reliable alarm systems. It serves San Diego, with $200 to $450 for installation pricing, and the honest trade-offs are low review count and limited options for customization.

Pros

  • Reliable alarm systems
  • Prompt service
  • Good installation quality

Cons

  • Low review count
  • Limited options for customization
Best forReliable alarm systems
Service areaSan Diego
Typical pricing$200 to $450 for installation
9

Safe and Sound Security

★★★★★4.8(12 reviews)
83Score

Safe and Sound Security holds a 4.8 rating from 12 reviews. Customers appreciate their commitment to customer satisfaction and quality equipment. However, the limited number of reviews makes it hard to gauge their overall reliability. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is customer-focused service. It serves San Diego, with $250 to $500 for installation pricing, and the honest trade-offs are limited review base and higher pricing.

Pros

  • Commitment to customer satisfaction
  • Quality equipment
  • Good customer service

Cons

  • Limited review base
  • Higher pricing
Best forCustomer-focused service
Service areaSan Diego
Typical pricing$250 to $500 for installation
10

Golden State CCTV Inc.

★★★★★5.0(6 reviews)
78Score

Golden State CCTV Inc. has a perfect 5-star rating from just 6 reviews. Customers praise their prompt service and quality installations. However, the thin review base raises concerns about their consistency and reliability over time. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is quick and efficient CCTV installations. It serves San Diego, with $150 to $400 for installation pricing, and the honest trade-offs are thin review base and limited service options.

Pros

  • Prompt service
  • Quality installations
  • Good technical knowledge

Cons

  • Thin review base
  • Limited service options
Best forQuick and efficient CCTV installations
Service areaSan Diego
Typical pricing$150 to $400 for installation
Before you book

How to choose a home security company in San Diego

Selecting a home security company requires careful consideration of your specific needs and the reliability of the service provider. Here are key factors to keep in mind.

Check Customer Reviews

Look for companies with a solid number of reviews and high ratings. This reflects customer satisfaction and reliability.

Evaluate Service Offerings

Different companies provide various services. Ensure the provider offers the systems and support that fit your security needs.

Consider Local Expertise

Choose a company familiar with the San Diego area, as they will understand local security challenges and solutions.

What it costs

What home security costs in San Diego

Basic System$200 to $500 for equipment and installation, suitable for smaller homes or apartments.
Standard Package$500 to $1,200, offering more comprehensive coverage with multiple sensors and cameras.
Advanced Security Solutions$1,200 to $2,500, including smart home integration and professional monitoring services.
Custom Installations$2,500 and up, tailored to specific needs with extensive features and high-end equipment.

Frequently asked questions

How much does home security cost in San Diego?

Prices for home security systems in San Diego typically range from $200 to $1,500, depending on the complexity of the system and installation fees.

What are the most common home security services in San Diego?

The most common services include alarm systems, surveillance cameras, and monitoring services, with many providers offering packages tailored to residential and commercial needs.

How often is this ranking updated?

We re-run the full analysis monthly with fresh review data. Last updated June 13, 2026.

Our verdict

For most San Diego homeowners: <strong>Halcyon Security Solutions</strong>

Call Halcyon Security Solutions first for their proven track record with over 100 reviews and a perfect 5-star rating. If you prefer working with a well-established brand, Real Home Security, LLC- Authorized ADT Dealer is your go-to, especially for those who prioritize brand trust and extensive service options. For specialized commercial needs, Smart Shield Systems Commercial & Residential Security offers tailored solutions that might better suit your business requirements.