HELP PROTECT YOUR HOME

ADT Home Security in Gaithersburg, MD

ADT is America’s most trusted* security company, tested and proven throughout our 150-year history Gaithersburg homeowners know we can help them protect what matters most.

Shop Now
*Source: Newsweek, Sept. 2024 
Brick house with an ADT sign out front

Compare ADT security packages

Compare ADT security packages

 
ADT Security Starter package consisting of ADT door/window sensors, ADT app, ADT hub , ADT motion sensor, ADT sign, ADT window sticker Outdoor Video
Video Essentials package consisting of ADT door/window sensors, Google Nest Doorbell, ADT hub, ADT app, ADT motion sensor, ADT sign, ADT window sticker Front Door Protection
Front Door Protection package consisting of ADT door/window sensors, Google Nest Doorbell, ADT app, ADT hub, ADT motion sensor, ADT sign, ADT window sticker Total Safety
ADT+ Mobile App & Control
Checkmark
Checkmark
Checkmark
Intrusion Detection
Checkmark
Checkmark
Checkmark
Trusted Neighbor
Black checkmark
Black checkmark
Front Door Video
Black checkmark
Checkmark
Black checkmark
Perimeter Video
Black checkmark
Black checkmark
Motion Detection
Black checkmark
Fire & Carbon Monoxide Detection
Black checkmark
Water & Temperature Detection
Black checkmark
Remote Access
Black checkmark
Black checkmark
Black checkmark
Alarm Cellular Backup
Black checkmark
Black checkmark
Black checkmark
30-day Event History
Black checkmark
Black checkmark
Black checkmark
Theft Protection Guarantee¹
Black checkmark
Black checkmark
Black checkmark
Money Back Guarantee¹
Black checkmark
Black checkmark
Black checkmark
24-Hour Battery Backup
Checkmark
Checkmark
Checkmark
Shop now
Shop now
Shop now
  • 1 Requires ADT Complete pro monitoring plan and compatible devices. See here for terms.
  • 2 Terms and conditions apply, see here for terms.
  • 3 Applies after ADT has made attempts to resolve a system related issue. Requires purchase and continual monthly payment of both QSP and professional monitoring at time of activation to be eligible. See here for terms.

Two easy installation options

Two easy installation options

Shop self-setup online or call for pro install
shop self-setup
White cell phone pro install

Convenience and protection in the palm of your hand

Convenience and protection in the palm of your hand

The ADT+ app lets you access your ADT system, Nest cams and Nest thermostats, all in one place.*

*Notifications, remote control, video streaming and video recording require working internet, Wi-Fi, a Google Account and Google Home app linked to your ADT+ app.

Screen images on this page are simulated

Happy Customers in the Gaithersburg Area

 
Robert
Gaithersburg, MD
via ConsumerAffairs
5-star rating

April 21, 2017

"The installed home security system provides a safe and secure environment for our home and its furnishings. We are very pleased and confident of the security features.

 Protection and warning of fire or intrusion very important to our feelings of safety and security."
Read More
David
Rockville, MD
via ConsumerAffairs
5-star rating

Nov. 18, 2017

"From first conversation to actual usage everything went very smoothly. Very happy with service and overall outstanding services. On time with installation, thoroughly explained by tech. 

Fast activation, fast response. Very professional staff. Callback center is so quick."
Read More
Mark
Germantown, MD
via ConsumerAffairs
5-star rating

Nov. 12, 2017

"We're very happy with ADT and the service is good. We had a couple of cameras updated...

 and the installation guy did a good job."
Read More

ADT Gaithersburg Service Area

Our ADT Gaithersburg team offers professional home security installation and a variety of security and automation products and solutions.

  • Check Mark Same-Day Installation
  •  
  • Check Mark 6-Month Money-Back Guarantee*
  •  
  • Check Mark 24/7 Live Phone Support

*Subject to certain restrictions

  • ADT Security Services
  • 18310 Montgomery Village Avenue, Suite 280
  • Gaithersburg, MD 20878
  • United States
  • (866) 287-7161
  • Gaithersburg Office Hours
  • M-F 8am - 4pm
  • Sat/Sun Closed
  •  
  • Questions? Call Us Today!
  • M-F 7am - 9pm
  • Saturday 8am - 6pm
  • Sunday 9am - 6pm
Nearby Cities
  • Washington Grove
  • Montgomery Village
  • Derwood
  • North Potomac
  • Rockville
  • Darnestown
  • Laytonsville
  • Boyds
  • Olney
  • Clarksburg
  • Brookeville
  • Aspen Hill

Get a free quote and ADT offers

Call or complete the form and an ADT specialist will contact you with a quote.

Personal Information
All fields marked with an asterisk (*) are required.

By clicking the Get a Free Quote button, I agree that an ADT specialist may contact me at the phone number provided by me using automated technology about ADT offers and consent is not required to make a purchase.

The ADT+ app gives you convenience and protection in the palm of your hand. You can access your ADT system, Nest cams and Nest thermostats, all in one place.*



*Notifications, remote control, video streaming and video recording require working internet, Wi-Fi, a Google Account and Google Home app linked to your ADT+ app.

 

More control, more choices, more peace. ADT has partnered with Google to give you more ways to help protected and stay connected to your home. Integrate Nest cams, Nest thermostats and Nest Hub for a more connected ADT system you can easily control, whether you’re at home or on the go.