ADT is the #1 smart home security provider in the U.S.¹

¹Voted most trusted home security provider brand by American shoppers based on the 2025 BrandSpark^® American Trust Study.

24/7 ADT Monitoring

During an intrusion, our agents help confirm the danger, contact emergency responders, and help keep you safe.

Longest money-back guarantee of any national provider**

We're so confident in our products, we offer a 6-Month, money-back guarantee.

**Applies after ADT has made attempts to resolve a system related issue. Requires purchase and continual monthly payment of both QSP and profesional monitoring at time of activations to be elegible. See below for terms.

150 Years of Service

For 150 years, ADT has made our customers' security our top priority. Today, we help keep over 6 million customers safe and secure.

* Req. system purchase with min. of $349 for DIY or $449 for pro install & pro monitoring plan starting at $24.99/mo. w/1mo. min. w/DIY or $34.99 for 36 mo. w/pro install (early cancel fees). No available for online orders. Terms & pricing below.

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Which ADT services are you interested in?

Intrusion detection (motion sensors or security camera)

Smart home integration

Video Doorbell

Smoke & Carbon Monoxide Detection

By clicking the 'Get a Free Quote' button below, I agree that an ADT specialist may contact me via text messages, phone calls, or artificial or pre-recorded messages, from time to time, to the phone number provided by me using automated technology about ADT offers and consent is not required to make a purchase. Your information is collected and used in accordance with our privacy policy. Msg & data rates apply.

* ADT $100 Visa Reward Card: Requires 36-month monitoring contract with professional installation starting at $34.99/mo. (24 month monitoring contract in California, total fees from $839.76), and enrollment in ADT Easy Pay OR month to month monitoring contract for DIY systems starting at $24.99/mo. without QSP, and enrollment in ADT EasyPay (one month minimum). Requires minimum system purchase of $449 for professionally installed systems OR minimum system purchase of $349 for DIY systems. Offer available for new ADT customers only. Offer not available for online orders. Limit one per customer, not combinable with other offers. Upon early termination of 36-month monitoring contract, ADT may charge 75% of the monthly service charges due for the balance of the initial contract term. Professional monitoring required for ADT to notify emergency contacts or services on your behalf. Service and installation charges vary depending on system configuration, equipment and services selected. One (1) Visa Reward Card valued at $100 is redeemable seven (7) days after system is installed for professional installation, OR thirty-five (35) days after system is activated for self-setup systems, wherein an email is sent to the customer's email address associated with their account with a promo code. The customer must validate the promo code on the website provided in the email and a physical card will be sent in the mail. Installation must occur within 60 days of offer expiration date to receive card. Card is issued by Pathward^®, N.A., Member FDIC, pursuant to a license from Visa U.S.A. Inc. No cash access or recurring payments. Can be used everywhere Visa debit cards are accepted. Card valid for up to 6 months; unused funds will forfeit after the valid thru date. Card terms and conditions apply. Offer Expires 6/30/2026.

** ADT Money-Back Guarantee: Money-back guarantee only applies after ADT has made attempts to resolve a system-related issue and has not been able to resolve that issue within the first six (6) months of your original activation. Requires purchase and continual monthly payment of both QSP (Quality Service Plan, ADT's extended limited warranty) and professional monitoring from the time of original activation. ADT Money-Back Guarantee is not transferable. Equipment must be returned before a refund will be processed. Conditions preventing normal system operation cannot be caused by the customer.

General: The total cost of the services may vary. In municipalities that require guard response for alarm verification, ADT will charge an additional $8 monthly fee. In municipalities that require ADT to obtain your alarm permit, ADT will charge you for the amount of the permit plus a one-time $8 processing fee. Prices and oAers subject to change. Satisfactory credit history required. A security deposit may be required. OAers not available in all markets. ADT products and services are only available to residents of the 50 United States, Washington, D.C., and Puerto Rico. Simulated screen images and photos are for illustrative purposes only.

Google Nest products and services featured are designed to make life easier and to build a helpful home and were not designed specifically for life-sustaining or safety-critical use cases. These products and services depend upon working internet, Wi-Fi, and, in some cases, the service availability from ADT and/or Google. To learn more, please visit g.co/nest/TOS. Some features, including mobile notifications, remote control, video streaming, and video recording, require Google Home app, working internet and Wi-Fi.

Google, Nest, Nest Cam, Nest Doorbell and Google Home are trademarks of Google LLC.

©2026 ADT LLC. All rights reserved. ADT, the ADT logo, 800.ADT.ASAP and the product/service names listed on this page are marks and/or registered marks. Unauthorized use is strictly prohibited. Third-party marks are the property of their respective owners. License information available at https://www.adt.com/legal or by calling 800.ADT.ASAP. MA 7855C; NC BPN007563P7B, Alarm Systems Licensing Board of the State of North Carolina; NY 12000305615,12000261120; PA 090797; MS 15019511.

ADT LLC dba ADT Security Services
1501 Yamato Road
Boca Raton, FL 33431-0835