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Home Security · Columbia, SC/Updated June 13, 2026

The 10 Best Home Security Companies in Columbia, SC

Home security is critical in Columbia, where property crime rates can spike. Don't let inadequate protection put your home at risk.

Editorially independent10 companies evaluated
cover story
★ Editor's ChoiceCarolina Smart Home - An ADT Authorized Dealer & Security System Installation
96Score
Latest update · June 13, 2026: Initial ranking published. 10 Columbia-metro home security businesses evaluated, top 10 ranked by Vetted Score.

Home security is essential in Columbia, SC, where property crime rates can be concerning. A well-chosen security system not only protects your valuables but also provides peace of mind for you and your family.

We evaluated ten local home security companies based on customer reviews and ratings from verified sources. Our rankings reflect the most reliable providers in the area, ensuring you can make an informed decision.

10home security companies evaluated in Columbia
4.70average rating across the field
2.4Kcustomer reviews analyzed

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

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

Our top picks

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

With a rating of 4.8 stars from 476 reviews, Carolina Smart Home is praised for its reliable installation and customer service.

Read full review
Best Value
95Score

Vector Security - Columbia, SC

★★★★★4.8(369 reviews)

Vector Security holds a 4.8-star rating from 369 reviews, highlighting its competitive pricing and efficient service.

Read full review
Most Reviewed
94Score

Family First Security

★★★★★4.9(82 reviews)

Family First Security boasts a 4.9-star rating across 82 reviews, with clients praising its family-oriented approach and personalized service.

Read full review

All 10, compared

Data as of June 13, 2026
BusinessVetted ScoreGoogle ratingReviewsBest for
1
96Score
4.8★★★★★
476Trusted brand security systems
2
95Score
4.8★★★★★
369Affordable security solutions
3
94Score
4.9★★★★★
82Personalized family security solutions
4
90Score
4.6★★★★★
920Smart home enthusiasts
5
87Score
5.0★★★★★
20Personalized local service
6
85Score
4.5★★★★★
480Reliable security systems
7
82Score
5.0★★★★★
16Responsive service
8
80Score
4.6★★★★★
19Reliable monitoring services
9
79Score
4.4★★★★★
38Budget-conscious consumers
10
78Score
4.4★★★★★
7Basic security solutions
Methodology

How we evaluated all 10 home security companies.

To rank the best home security companies in Columbia, we assessed each provider's Vetted Score, which combines customer ratings and review counts. Our approach is transparent: no company pays for placement, and we refresh our data monthly to ensure accuracy.

The evaluation process included analyzing over 2,400 combined reviews across the market. This thorough assessment helps highlight the most trustworthy options available to residents.

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
96Score

With a rating of 4.8 stars from 476 reviews, Carolina Smart Home is praised for its reliable installation and customer service. Reviewers appreciate the customized security solutions tailored to their needs. However, as an ADT Authorized Dealer, it may come with higher costs compared to local alternatives. This company is best for those seeking trusted brand security systems with professional installation.

Pros

  • Reliable installation
  • Excellent customer service
  • Custom solutions

Cons

  • Potentially higher costs
  • Limited DIY options
Best forTrusted brand security systems
Service areaColumbia, SC
Typical pricing$200 to $600
2
Best Value

Vector Security - Columbia, SC

★★★★★4.8(369 reviews)
95Score

Vector Security holds a 4.8-star rating from 369 reviews, highlighting its competitive pricing and efficient service. Customers often mention the easy-to-use equipment and prompt responses from support. However, some users report occasional delays in service appointments. This company is ideal for those looking for affordable security solutions without sacrificing quality.

Pros

  • Competitive pricing
  • Efficient service
  • User-friendly equipment

Cons

  • Occasional service delays
  • Limited customization options
Best forAffordable security solutions
Service areaColumbia, SC
Typical pricing$150 to $500
3
Most Reviewed

Family First Security

★★★★★4.9(82 reviews)
94Score

Family First Security boasts a 4.9-star rating across 82 reviews, with clients praising its family-oriented approach and personalized service. Customers feel secure with the tailored systems and attentive support. However, the smaller review base means some may find it less established compared to larger companies. This option is great for families seeking a personalized touch in their security solutions.

Pros

  • Family-oriented service
  • Personalized systems
  • Attentive support

Cons

  • Smaller review base
  • Less brand recognition
Best forPersonalized family security solutions
Service areaColumbia, SC
Typical pricing$200 to $500
4

Vivint

★★★★★4.6(920 reviews)
90Score

Vivint has a solid 4.6-star rating from 920 reviews, with many praising its comprehensive smart home integration and user-friendly app. Customers appreciate the advanced technology and remote access features. However, some reviews mention high upfront costs and long-term contracts. This company is suitable for tech-savvy homeowners wanting to integrate security with smart home systems.

Pros

  • Smart home integration
  • User-friendly app
  • Advanced technology

Cons

  • High upfront costs
  • Long-term contracts
Best forSmart home enthusiasts
Service areaColumbia, SC
Typical pricing$300 to $800
5

Legends Security & Sound, Inc.

★★★★★5.0(20 reviews)
87Score

Legends Security & Sound, Inc. has a perfect 5-star rating from 20 reviews, with clients praising its friendly service and expertise in security systems. Customers appreciate the attention to detail during installations. However, the limited number of reviews may raise some trust concerns. This business is ideal for those seeking a personalized experience with a local touch.

Pros

  • Friendly service
  • Expertise in security
  • Attention to detail

Cons

  • Limited reviews
  • Less brand recognition
Best forPersonalized local service
Service areaColumbia, SC
Typical pricing$150 to $400
6

CPI Security Systems

★★★★★4.5(480 reviews)
85Score

CPI Security Systems holds a 4.5-star rating from 480 reviews, with many customers appreciating the variety of security options and good customer support. Reviewers often mention the reliability of the systems. However, some clients have experienced issues with installation timelines. This company is a solid choice for those wanting reliable systems backed by decent support.

Pros

  • Variety of options
  • Good customer support
  • Reliable systems

Cons

  • Installation timeline issues
  • Mixed reviews on pricing
Best forReliable security systems
Service areaColumbia, SC
Typical pricing$200 to $500
7

ELI Controls

★★★★★5.0(16 reviews)
82Score

ELI Controls has a perfect 5-star rating from 16 reviews, with clients praising the professionalism and quick response times. Customers appreciate the tailored solutions for their specific needs. However, the small review base may leave some potential customers hesitant. This company is great for those looking for responsive service and customized security solutions.

Pros

  • Professional service
  • Quick response times
  • Tailored solutions

Cons

  • Small review base
  • Less established
Best forResponsive service
Service areaColumbia, SC
Typical pricing$100 to $300

Sonitrol Security Systems has a 4.6-star rating from 19 reviews, with customers praising its effective monitoring and quick response to alarms. Reviewers feel secure with their systems in place. However, the limited number of reviews might make some wary. This company is suitable for businesses or homeowners looking for reliable monitoring services.

Pros

  • Effective monitoring
  • Quick response times
  • Reliable service

Cons

  • Limited reviews
  • Higher pricing
Best forReliable monitoring services
Service areaColumbia, SC
Typical pricing$200 to $500
9

Palmetto Alarm, LLC

★★★★★4.4(38 reviews)
79Score

Palmetto Alarm, LLC holds a 4.4-star rating from 38 reviews, with clients appreciating the friendly service and straightforward installations. Customers often mention the transparent pricing. However, some have reported inconsistent follow-up service. This company is a decent choice for budget-conscious consumers wanting a straightforward security solution. 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 budget-conscious consumers. It serves Columbia, SC, with $150 to $400 pricing, and the honest trade-offs are inconsistent follow-up and limited options.

Pros

  • Friendly service
  • Transparent pricing
  • Straightforward installations

Cons

  • Inconsistent follow-up
  • Limited options
Best forBudget-conscious consumers
Service areaColumbia, SC
Typical pricing$150 to $400
10

National Alert Security Systems

★★★★★4.4(7 reviews)
78Score

National Alert Security Systems has a 4.4-star rating from 7 reviews. Some customers appreciate the basic services offered, but the thin review base raises concerns about reliability. Many potential clients may want to explore other established options first. This business is best for those looking for basic security solutions without complex needs.

Pros

  • Basic services offered
  • Simple solutions

Cons

  • Thin review base
  • Less reliability
Best forBasic security solutions
Service areaColumbia, SC
Typical pricing$100 to $300
Before you book

How to choose a home security company in Columbia

Selecting the right home security provider can make all the difference in protecting your home. Here are key factors to consider.

Evaluate Customer Reviews

Look for companies with a substantial number of reviews. A higher count often indicates reliability and service consistency.

Consider Local Expertise

Choose a company familiar with Columbia's neighborhoods and security challenges. Local providers can offer tailored solutions.

Assess Technology and Options

Examine the technology offered, such as smart home integration, monitoring services, and installation options to fit your needs.

What it costs

What home security systems cost in Columbia

Basic SystemsExpect to pay between $200 to $500 for basic equipment and installation. Monitoring fees may range from $15 to $30 monthly.
Mid-Range SystemsFor more features, such as cameras and smart technology, costs typically range from $500 to $1,200, with monthly monitoring around $30 to $50.
High-End SystemsAdvanced systems with comprehensive coverage and smart home integration can start at $1,200 and go up to $3,000 or more, with monitoring fees often exceeding $50 monthly.
Custom SolutionsFor tailored security solutions, expect costs to vary widely based on your specific needs, often requiring a consultation.

Frequently asked questions

How much does home security cost in Columbia?

Prices for home security systems in Columbia typically range from $150 to $500, depending on the complexity of the installation and monitoring services.

What should I consider when choosing a home security company?

Look at the number of reviews and overall ratings. In Columbia, most companies have fewer than 50 reviews, so consider those with a strong track record, like the top three ranked.

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 Columbia homes: <strong>Carolina Smart Home - An ADT Authorized Dealer & Security System Installation</strong>

Call Carolina Smart Home - An ADT Authorized Dealer & Security System Installation first for a reliable home security system backed by a solid reputation. If you prioritize extensive customer feedback, Vector Security - Columbia, SC is a strong alternative with 369 reviews. For those seeking a more personalized service with fewer customers, Family First Security could be the right fit, especially if you prefer a smaller, dedicated team.