The Best Home Security in Altadena, CA

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

#1

ADT Security Services

4.3
(250 reviews)
Verified

As a national leader with a strong local presence, ADT offers comprehensive professional monitoring, a wide range of security equipment, and smart home integration. Their primary strength is their extensive network of highly reliable, company-owned monitoring centers and their long-standing reputation.

(Serves Altadena from multiple local branches; a primary service center is in nearby Pasadena) 245 S Los Robles Ave, Pasadena, CA 91101

Specialties & Features

24/7 Professional monitoring
Smart home security integration
Alarm system installation

Business Information

Years in Business:140 years
Licensed:Yes
Insured:Yes
#2

Vivint

4.2
(180 reviews)
Verified

Vivint is a major national provider known for its advanced smart home automation and security technology. They specialize in integrated systems that include video surveillance, smart locks, and environmental monitoring, all managed through a single platform.

(Serves Altadena from regional offices; a key Southern California office is in Glendale) 1855 S Central Ave, Glendale, CA 91204

Specialties & Features

Smart home security integration
Video surveillance systems
Access control systems

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Protection Plus Security Services

4.7
(95 reviews)
Verified

A highly-rated local company based in Pasadena, offering a more personalized approach to home security. They provide custom installations, excellent customer service, and work with high-quality equipment from brands like DSC and Alarm.com. Their high rating reflects strong local customer satisfaction.

149 S Barranca Ave, Pasadena, CA 91107

Specialties & Features

Security system maintenance and repair
Access control systems
Security camera installation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Security Contractors in Altadena

The home security market in Altadena is competitive and service-rich, largely driven by providers based in the immediate vicinity, particularly Pasadena. The community's mix of historic homes and modern residences creates demand for both traditional alarm systems and advanced, integrated smart home security. The average quality of service is high, with a blend of nationally recognized giants (ADT, Vivint) and well-regarded local specialists (Protection Plus) ensuring robust competition. Typical pricing involves an initial equipment and installation cost ranging from $500 to $1,500+, depending on system complexity. Professional monitoring services are generally priced between $30 and $60 per month. Local companies often provide more flexible, non-contract options, while national providers typically require longer-term contracts (36 months) but offer broader technology ecosystems and extensive monitoring infrastructure.

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 Altadena regulations and climate

Frequently Asked Questions About Home Security in Altadena

Get answers to common questions about home security services in Altadena, California.

1What is the typical cost range for a professionally installed home security system in Altadena, and are there any local factors that affect pricing?

In Altadena, a professionally installed and monitored system typically ranges from $600 to $1,500 for equipment and installation, plus a monthly monitoring fee of $30 to $60. Local factors that can influence cost include the need for wildfire-hardened equipment due to our high fire risk zone, and the potential for more complex installations in Altadena's many historic or hillside homes which may require additional equipment or labor.

2Are there specific permits or regulations from the City of Altadena I need to be aware of when installing a security system?

Yes, Altadena homeowners must comply with the Los Angeles County False Alarm Ordinance. This requires registering your alarm system with the county and paying an annual permit fee to avoid fines for excessive false alarms dispatched to the Sheriff's Department. Additionally, if your installation involves significant exterior drilling or wiring on a historic property, you may need to check with local preservation guidelines.

3How does Altadena's climate and geography impact the type of security equipment I should choose?

Altadena's Mediterranean climate with hot, dry summers and mild winters means outdoor cameras and sensors must have a high IP weather-resistance rating to handle dust and occasional heavy rain. For homes in the foothills, choosing equipment with extended wireless range or cellular backup is crucial, as canyons can interfere with signals, and power outages may be more frequent during seasonal Santa Ana wind events.

4What should I look for when choosing a local home security provider serving Altadena specifically?

Prioritize providers with proven experience serving the Altadena area, as they will understand local signal challenges in the foothills and have relationships with the Altadena Sheriff's Station. Ensure they offer cellular backup (critical during PSPS power shutoffs for fire risk) and ask for local references, especially from customers with similar property types (e.g., hillside, historic) to yours.

5With Altadena's proximity to wildland areas, how can a security system help beyond just burglary protection?

A comprehensive system can integrate environmental sensors for critical early warnings. This includes smoke and heat detectors linked to 24/7 monitoring for rapid fire department dispatch, which is vital given our high wildfire risk. Furthermore, security cameras can provide remote visual verification of property conditions during evacuation orders or help monitor for wildlife, such as bears or coyotes, which are common in the area.