ADT Home Security
For over 150 years, it's been ADT's aim to make Americans feel protected. Today, the company has over 13,000 professionals in 150+ locations, and 6 ADT monitoring centers spread across the U.S. so that it can help ensure the safety of its 6+ million customers. Here is why smart home security from ADT is always trending:
- Highly trained professionals
- The longest money-back guarantee relative to any national provider
- 24/7 professional monitoring and faster 911 response from connected centers†
- The latest Google Nest products professionally installed by ADT
†For participating 911 centers connected to ADT’s SMART Monitoring.
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‡Terms and conditions apply. See
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ADT Pro Install: Security Combined with Home Automation
With ADT's professional installation, combine security with home automation for more comfort and convenience, at home or away.
- Know what's happening at your house — inside, outside, and at your door
- Pro install includes Google Home integration — control all your smart devices by voice
- Smoke & CO detectors help protect your home and family around the clock
- Manage everything from the ADT+ mobile app
One App. Total Control.
The ADT+ app keeps you connected to your home — live video, smart device control, and custom alerts, all in one place.
- Access your system and Google Nest devices from virtually anywhere
- Stream live HD video and speak to visitors at your door
- Control lights, locks, garage, and thermostat with a tap
- Custom alerts on the go — because not every notification needs your attention
Customize Your ADT Home Security with Smart Products
Customize your ADT home security package with smart products. There is a range of home security, automation and life safety devices available to add to your base package, so you pay only for what fits your needs.
Featured Google products that integrate seamlessly with ADT home security
Google Nest Doorbell (battery)
Know what is happening at your front door, no matter where you are.
Nest Cam (outdoor/indoor, battery)
Keep an eye on what is happening inside or outside your home when you’re away.
Nest Cam with floodlight
See a clear and detailed picture — day or night, rain or shine.
Google and Nest Doorbell are trademarks of Google LLC.
ADT Home Security Is Easy to Move
Whenever you’re moving, ADT can set up your security system in the new place to help you stay protected from the first day.
Whether you’re buying a new ADT home security system or reactivating an existing one, ask about ADT movers’ specials.
MOVE WITH ADTFind ADT Services in Your Area
ADT security services are available in cities and towns across the U.S. If you’re a resident of any of the following states, call to check for ADT services and products offered in your area. ADT security is also available in Alaska and Puerto Rico.
DIY Security with ADT Blu
Renting an apartment or moving into your new home? Set up ADT Blu yourself with simple guidance. No long-term contracts.
Learn MoreFrequently Asked Questions
What service does ADT offer?
For residential customers, ADT offers home security and automation services. Services are available in cities and towns across the U.S., as well as Alaska and Puerto Rico.
How does ADT home security work?
ADT offers pro-installed and self-installed options. Its home security packages are customizable, and ADT alarms can be professionally monitored 24/7. You can also combine security with home automation.
Does ADT offer smart home automation?
Yes. ADT allows customers to combine security with home automation. Its Complete Monitoring package is one option to start with. For details, call (888) 887-8170.
Is there a money-back guarantee on ADT home security systems?
Yes. Professionally installed ADT home security systems have a 6-month money-back guarantee, subject to the applicable terms.
Does ADT have a monthly fee?
ADT charges a monthly fee for professional monitoring. If you finance your equipment, there may also be a monthly equipment payment. With an upfront equipment purchase, you pay the monitoring fee each month.
How to find ADT services near me?
To determine whether ADT security and home automation services are available in your area, call (888) 887-8170.
Is ADT alarm system good?
ADT is the #1 Smart Home Security Provider according to TechInsights’ July 2025 analysis. ADT devices are tested for demanding situations, and its alarms can be professionally monitored 24/7.
What is the ADT customer service number?
Call (888) 887-8170 to ask about availability, services and offers in your area.
What is MyADT?
MyADT is a self-service web portal and mobile app where ADT customers can manage account details, billing and other subscription matters.
