The Best Home Security in Lennox, SD

Compare the highest-rated home security professionals in Lennox, South Dakota. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

ADT Security Services

4.4
(250 reviews)
Verified

As the largest nationally recognized name in security, ADT offers comprehensive professional monitoring from multiple command centers. They provide a full suite of security and automation solutions, from basic intrusion detection to full smart home integration, and are known for their widespread service network and brand reliability.

2616 S Shirley Ave, Sioux Falls, SD 57106 (This is the primary local sales & service office serving the Lennox area).

Specialties & Features

24/7 Professional Monitoring
Smart Home Security Integration
Alarm System Installation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Vivint

4.3
(180 reviews)
Verified

Vivint is a leading smart home company that specializes in professionally installed, integrated systems. They are highly regarded for their advanced technology, intuitive mobile app, and focus on creating a seamless smart home security ecosystem that includes energy management, video surveillance, and access control.

(Primarily operates via direct-to-home sales and installation; serves Lennox from its Sioux Falls market hub).

Specialties & Features

Smart Home Security Integration
Video Surveillance Systems
Access Control Systems

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Custom Alarm

4.7
(90 reviews)
Verified

A regional leader based in Sioux Falls, Custom Alarm has been serving South Dakota and surrounding areas for over 50 years. They are praised for their exceptional local customer service, quick response times for maintenance and repairs, and high-quality, customizable security and video surveillance systems.

4300 W. Oak St., Sioux Falls, SD 57107

Specialties & Features

Security System Maintenance and Repair
Security Camera Installation
Access Control Systems

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Security Contractors in Lennox

The home security market for Lennox, South Dakota, is primarily served by providers based in the Sioux Falls metropolitan area, located about 20 miles to the northeast. The market is moderately competitive, with a mix of national giants (ADT, Vivint) and strong regional players (Custom Alarm) vying for customers. The average quality of service is high, as these established companies bring professional installation, certified monitoring, and reliable equipment to the market. Typical pricing involves an initial investment for equipment and installation, which can range from $0 for basic systems with a contract to over $1,500 for advanced, fully integrated smart home systems. This is followed by a monthly monitoring fee, which generally falls between **$30 and $60+**, depending on the level of service, video storage, and smart features included. The local, regional provider (Custom Alarm) often receives the highest marks for personalized customer service and support, while the national providers offer the latest in consumer smart home technology and the security of a large, multi-redundant monitoring network.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Lennox regulations and climate

Frequently Asked Questions About Home Security in Lennox

Get answers to common questions about home security services in Lennox, South Dakota.

1What are the typical costs for installing and monitoring a home security system in Lennox, SD?

In the Lennox area, a basic professionally installed system with 24/7 monitoring typically starts between $500-$1,200 for equipment and installation, with monthly monitoring fees ranging from $30 to $60. Costs can vary based on the size of your home, the technology (cellular vs. landline backup), and add-ons like security cameras or smart home integration. It's advisable to get quotes from several local and national providers, as South Dakota's competitive market and lower sales tax compared to other states can offer some cost advantages.

2How does South Dakota's climate, with its cold winters and summer storms, affect my security system choice?

Lennox experiences temperature extremes and severe weather, so choosing equipment rated for low temperatures (well below freezing) and with reliable battery backup is crucial. Opt for systems with cellular monitoring, as landlines can fail during ice storms or power outages common in our region. For outdoor cameras and sensors, ensure they have a high IP weather-resistance rating to withstand heavy snow, summer hail, and the significant temperature swings typical of Eastern South Dakota.

3Are there any local Lennox or South Dakota regulations I need to know about for security system installation?

In Lennox, you generally need a permit from the city office for a security system that triggers an audible outdoor alarm siren, and false alarms may incur fines after a warning. South Dakota state law requires all security companies operating here to be licensed by the South Dakota Department of Public Safety. Furthermore, if your system includes video doorbell cameras, be mindful of South Dakota's video surveillance laws regarding audio recording and pointing cameras at public areas or neighboring properties.

4What should I look for when choosing between a local Lennox security company and a large national provider?

A local provider often offers more personalized service, faster in-person response for maintenance, and a deeper understanding of Lennox-specific patterns and risks. National providers typically have more extensive smart home integrations and may offer nationwide promotional pricing. Key factors include checking online reviews, verifying South Dakota state licensing, comparing contract terms, and asking about their local technician network for installations and repairs in our community.

5With Lennox being a smaller community, is a monitored security system really necessary?

While Lennox has a strong community feel, no area is immune to property crime, and monitored systems provide critical protection when you're away during South Dakota's busy agricultural seasons or winter travel. Furthermore, modern systems offer essential benefits beyond intrusion detection, such as immediate fire/CO alarm dispatch, water leak sensors for basement flooding, and remote monitoring of your property during severe summer storms—all valuable for peace of mind regardless of local crime rates.