Sleep soundly tonight — your home is protected by the security system your neighbors trust.
Home Alarm is your local, authorized ADT dealer in Lemon Grove. We design, install, and support home security systems that work while you're away — so you can focus on what matters most.
24/7 Monitoring
Professional ADT guard
Trusted by 200+ local homes
Complete home security solutions for every homeowner
From your first phone call to the moment you're living with peace of mind, we handle everything — design, installation, and ongoing support.
Home Security Systems
Custom-designed alarm systems with ADT technology — intruder detection, glass-break sensors, and smart locks that protect every entry point.
24/7 Professional Monitoring
ADT's industry-leading monitoring center watches your home around the clock. When your alarm triggers, help is on the way — day or night.
Smart Home Integration
Control your lights, thermostat, doors, and cameras from your phone. ADT's smart home platform puts your entire house in your pocket.
Security Cameras & Video
Indoor and outdoor cameras with night vision, motion detection, and cloud recording. See what's happening at your home from anywhere.
Fire & Carbon Monoxide
Advanced smoke and CO detectors that alert both your phone and ADT monitoring — giving you early warning when seconds count.
System Repair & Maintenance
Old system acting up? We service and repair all major home security brands — keeping your existing setup running smoothly.
ADT
Authorized Dealer
A local team that treats your home like it's theirs
We're not a call center. We're your neighbors in Lemon Grove — and we take pride in doing the job right the first time.
Authorized ADT Dealer
We're officially authorized by ADT — meaning genuine equipment, real monitoring, and full warranty coverage for every system we install.
Locally Owned & Operated
Based right here in Lemon Grove. When you call us, you reach a real person who knows the area and your home's specific needs.
Fast, Neat Installation
Most installations complete in a single visit. We treat your home with respect — clean work, clear explanations, and no surprises.
Ongoing Support That Sticks Around
Questions after installation? We're a phone call away. No runaround, no automated menus — just reliable local support when you need it.
From call to protection in three simple steps
We've made this as straightforward as possible — because your time is valuable and security shouldn't be complicated.
Tell Us About Your Home
Call or fill out our form. We'll ask a few questions about your home, your concerns, and your budget — then recommend the right system for you.
We Design & Install
We come to your Lemon Grove home, design the optimal layout, and install everything cleanly — usually in one visit, same week.
Live With Confidence
Your system goes live with 24/7 ADT monitoring. We walk you through everything, then we're here whenever you need us.
Homeowners in Lemon Grove trust us with their peace of mind
"I was nervous about having strangers in my home, but the team made me feel completely at ease. They explained everything clearly and the system works perfectly. I finally sleep better knowing my family is protected."
Satisfied Homeowner
Lemon Grove, CA
"They installed a full ADT system in my home and even set up the cameras so I can check in while I'm at work. The app is incredibly easy to use. Best decision I've made for my family's safety this year."
Proud Homeowner
Lemon Grove, CA
"I had an old system that wasn't working right. Home Alarm repaired it quickly and then showed me how a modern ADT setup would be so much better. Honest, professional, and genuinely caring about what's right for me."
Happy Customer
Lemon Grove, CA
Your family deserves to feel safe at home — let's make that happen together.
Get a free, no-obligation security assessment for your Lemon Grove home. We'll walk through your options and help you choose the right protection — no pressure, just honest advice.
Let's talk about protecting your home
Whether you have questions or are ready to move forward, we're here. Reach out however you're most comfortable — we respond fast.
Our Location
7733 Palm St #211
Lemon Grove, CA 91945
Phone
(619) 248-0399Request a Free Quote
Fill out the form below and we'll get back to you within one business day.
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