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Best Home Security in Marietta, GA (2026)

Last updated: May 2026

Marietta is a large, diverse city with neighborhoods ranging from quiet residential to more urban areas near the Square. Security needs vary considerably by neighborhood — newer subdivisions in the north have different risk profiles than older areas closer to downtown. ADT has the widest coverage and fastest dispatch network. Vivint is best for smart home integration. SimpliSafe is the most accessible no-contract option for renters and budget-conscious homeowners.

Our top pick
4.7
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ADT

Pro install | 24/7 monitoring | Google Nest integration · From $25/mo monitoring

Reliable service, transparent pricing, and consistently strong reviews from Marietta customers.

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Compare top providers

ProviderMonthly costDetailsIndependent ratingLink
ADTFrom $25/moPro install | 24/7 monitoring | Google Nest | SafeStreets dealerSecurity.org: 9.8/10View →
SimpliSafeFrom $19.99/moDIY install | No contract | Active Guard monitoringSecurity.org: 9.2/10View →
VivintFrom $29.99/moPro install | AI Smart Deter cameras | Full automationSafeHome.org: 9.1/10View →

Ratings: Security.org SecurityScore and SafeHome.org SecureScore, based on hands-on product testing and customer surveys (2026).

Pros & cons: ADT

Pros

  • Widest professional monitoring network — critical for Marietta's varied neighborhoods
  • Google Nest integration for smart thermostat and lock control
  • SafeStreets (ADT's authorized dealer) has strong Marietta presence

Cons

  • Installation fee $99–$199
  • Contract required if financing equipment
  • Equipment starts at $349

Frequently asked questions

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