Home Security & Alarm Systems in Toronto, Ontario
Grand Alarms protects Toronto homes from Etobicoke to Scarborough with professionally designed alarm systems, security cameras, and 24/7 monitoring through a ULC-certified central station. Whether you’re in a downtown condo, a Leaside semi, a Forest Hill detached, or a Beaches family home, we’ll walk your property, design a system around how you actually live, and install it without ripping up walls or signing you into a long-term contract. Toronto home security shouldn’t feel like a phone-bill negotiation — and with Grand Alarms it doesn’t.
★★★★★ 4.2/5 Google Rating Based on verified Google reviews
★★★★★ 4.7/5 HomeStars Rating Based on 1,288 HomeStars reviews
BBB A+ Accredited Business Accredited
since 2010
Serving GTA homes and businesses
since 1995
Home Alarms in Toronto from $32.99/month
See if your Toronto home qualifies for $0 installation, a free security camera, 3 free months of monitoring and exclusive local alarm package pricing. Get a professionally installed home alarm system with 24/7 monitoring, smart app control and local support.
10,000+ GTA installations
Protecting Ontario since 1995 — 10,000+ GTA installations
Same-day alarm installation in Ontario
ULC
24/7 ULC approved monitoring station
Top Rated
BBB A+ · 4.8 Google · 4.7 HomeStars
Why Toronto homeowners choose Grand Alarms
There are a lot of home security companies in Toronto — and most of them route your account to a national call centre the moment you sign. Grand Alarms is different. We’re a GTA-based team that installs, services, and monitors every system locally. When you call about a sensor that’s dropped off the network, a new keypad code, or a false alarm last night, you reach the same crew that installed the system — not an out-of-province queue.
Every Toronto installation begins with a free on-site assessment. We map entry points, identify blind spots, walk through camera placement, and design a system around the architecture of your specific home — a Victorian in Cabbagetown protects differently from a glass-walled downtown high-rise condo, and our designs reflect that. All hardware we install is on platforms with full Canadian support: hub-based wireless systems that update themselves, cameras with AI driven motion analytics, and door/window sensors that mount cleanly on heritage trim without permanent damage.
Your alarm signals are routed to a ULC-certified Canadian central station with redundant infrastructure — the same standard most home insurance discounts require. (A note on ULC: the certification applies to the monitoring station, not to the alarm system itself. We install standard professional alarm systems and connect them to a ULC-certified station for monitoring.) Cellular backup means your alarm keeps reporting even if power and internet are both down at once. And every Grand Alarms install in Toronto is W.S.I.B.-covered and fully insured.
Home security in every Toronto district
Toronto is six former municipalities stitched together, and each one has a different building stock, a different break-in profile, and a different set of security priorities. Below are the districts where we install home alarm systems most frequently — and the considerations we plan around in each.
Downtown Toronto and Old Toronto
From the Annex to Cabbagetown, from Yorkville to the Beaches, downtown Toronto is the city’s densest residential mix — heritage Victorians and Edwardians, post-war low-rises, modern infill semis, and a wave of new condo towers. The most common security concern is the same one Toronto Police flag year after year: porch piracy and ground-floor entry. For downtown homes, we focus on doorbell cameras with package detection, motion-activated front-yard floodlights, smart locks integrated with the alarm, and wireless sensors that mount cleanly on heritage trim. For condo units, we install discreet apartment-grade systems that meet most building corporation rules — wireless, no drilling, no hardware visible from the corridor.
Looking for home alarms in North York?
Grand Alarms has a dedicated page for North York homeowners and businesses.
View our North York home alarms page.
Scarborough
Scarborough’s mature subdivisions — Agincourt, Bridlewood, Cliffside, West Hill, Highland Creek — are largely 1960s and 1970s detached homes with finished basements, side doors, and longer driveways. These are properties where perimeter coverage matters: side-door sensors, motion-activated rear-yard cameras, and basement window protection. We also install fire and CO monitoring on Scarborough properties at a higher rate than the rest of the city — many homes here have older heating systems, and the insurance discount for fire alarm monitoring through a ULC-certified central station offsets most of the monthly monitoring cost.
Etobicoke
Etobicoke spans everything from the Kingsway’s heritage estates to Mimico’s lakeside semis, the New Toronto / Long Branch corridor’s older detached homes, and the Eringate-Centennial West Deane suburbs. Across all of them, security design starts with perimeter — Etobicoke is geographically large with quieter streets, so outdoor cameras with night-vision range and motion analytics tuned for people-versus-wildlife do most of the heavy lifting. For lakeside Mimico and Long Branch, we install glass-break sensors on lake-facing windows and outdoor cameras built to handle backlight off the water without washing out.
East York
East York’s compact footprint — Leaside, Thorncliffe Park, O’Connor-Parkview, and the older neighbourhoods around Pape and Danforth — is mostly two-storey detached and semi homes from the 1920s to 1950s. Leaside in particular is a high-value target area where we frequently install layered systems: a primary alarm with door / window contacts, a doorbell camera, two-tothree outdoor cameras, and smart-home automation. East York’s older homes often need wireless retrofits — sensors and keypads that install with adhesive or a single small screw, no fishing wires through plaster.
York
York — Mount Dennis, Weston, Old Mill, Eglinton West — has a mix of older detached homes, post-war bungalows, and newer infill builds. The Eglinton West / Mount Dennis area has been rapidly redeveloping along the new LRT corridor, so we install a lot of new-construction prewiring in York these days: low-voltage cable for cameras, hubs, and door contacts run before drywall, at a fraction of the cost of post-build retrofit. For the older bungalows and detached homes, our wireless alarm systems install in a single afternoon with no permanent damage.
24/7 alarm monitoring across Toronto and the GTA
An unmonitored alarm is just a noisemaker. The whole point of a Grand Alarms system in Toronto is that when something happens — an intrusion at 2:00 AM, a smoke event while you’re at work, a flood while you’re on vacation — the signal travels in seconds to a ULC-certified Canadian central station, a station operator verifies the event, and Toronto Police Service, Toronto Fire Services, or paramedics get dispatched on your behalf. All of that happens in roughly the time it takes to read this paragraph.
Our monitoring runs through a ULC-certified central station — the standard most Toronto insurance policies look for when they offer alarm-system discounts. (Important to be clear: the alarm system we install is a standard professional system. The ULC certification applies to the monitoring facility that receives and responds to your signals, not to the system or its installation.) Signals reach the station via primary internet with cellular backup, so a power-out or modem-down doesn’t break the chain. And because Grand Alarms is the company you call for monitoring questions, billing, false alarms, and service — there’s no being routed to a different department or a different country every time something needs attention.
Want pricing on Toronto alarm monitoring?
Home security cameras for Toronto properties
Modern home security cameras have moved well past the grainy black-and-white era. The systems Grand Alarms installs in Toronto homes use AI-driven analytics that distinguish people from animals, packages from passers-by, and recognised faces from strangers — so your phone only buzzes when something actually matters. For Toronto homes, that’s the difference between getting 50 useless notifications a day and getting the three that actually warrant a look.
A typical Toronto home install pairs two to four outdoor cameras (front door, driveway, back yard, side entry), a doorbell camera for visitors and porch piracy deterrence, and one or two indoor cameras for common areas. Footage records to an encrypted local NVR with optional secure cloud backup. We’re an authorised dealer for Hikvision, Lorex, Honeywell, Alarm.com, and Eufy — which means you get genuine warranty support and you’re not locked into one vendor’s pricing forever.
Smart home security and wireless alarms in Toronto
Today’s wireless alarm system in Toronto is really a smart-home hub. From one app you can arm and disarm the alarm, lock and unlock doors, watch cameras, control lights and thermostats, and get instant alerts the moment any sensor — security, smoke, water, freeze — detects a problem. For Toronto homes, the practical wins are real: arm the system from the streetcar stop as you head to work; let a contractor in remotely without sharing a code; get a heat alert in February before your pipes burst on a -25°C night.
Our wireless alarm systems install in a single visit in most Toronto homes, with no permanent damage to trim, plaster, or finished basements. If you already use Google Home, Amazon Alexa, or Apple HomeKit, we’ll integrate the security side with what you already have running.
How much does a home alarm system cost in Toronto?
Pricing for a Toronto home alarm system depends on the size of the home, the number of doors and windows, the camera coverage you want, and whether you’d like ULC-certified central station monitoring included. A basic wireless package with monitoring sits at one end of the range; a fully integrated smart-home build with multiple cameras, smart locks, and environmental sensors sits at the other. Rather than quote off-the-shelf prices that wouldn’t apply to your home, we walk the property, design a system that fits, and quote it transparently with no markup surprises.
Free Toronto home alarm quote — no obligation
Grand Alarms
★★★★★
4.2 Google Rating
Based on 633 Google reviews
Serving Toronto and the GTA since 1995. Professional alarm installation and monitoring.
Grand Alarms serves homeowners and businesses across Toronto, including Downtown Toronto, Old Toronto, Scarborough, Etobicoke, East York, and York.
Real Grand Alarms Reviews from Local Homeowners and Businesses
★★★★★
Excellent Service
Sanjay Gandhi
Google Review
March, 2026
“Excellent service; they were quick to install equipments and provided step by step instructions.”
★★★★★
Quick Install
Sharon Gordon
Google Review
May 2026
“A contractor named Issa came to update and install my alarm system, and he was excellent. I would recommend him all the time every time. He’s very efficient knows of stuff and fast.”
★★★★★
Very Impressive
Carrie Chai
Google Review
April 2026
“We had an alarm system upgrade. The service was amazing and fast. Very impressive.”
Toronto Security System FAQs
Does Grand Alarms install in all six Toronto districts?
Are your Toronto alarm systems monitored by a ULC-certified central station?
Can you take over my existing Toronto alarm system?
How fast is alarm monitoring response in Toronto?
Do you install wireless alarm systems that don't require drilling?
Do I have to sign a long-term contract for Toronto alarm monitoring?
Check If Your Toronto Property Qualifies
Limited-time offer for Toronto homeowners and businesses: free security camera, 3 free months of 24/7 monitoring, and $0 upfront installation on eligible properties.
Find out in under a minute if your Toronto address qualifies.
Home Security & Alarm Systems in Toronto, Ontario
Grand Alarms protects Toronto homes from Etobicoke to Scarborough with professionally designed alarm systems, security cameras, and 24/7 monitoring through a ULC-certified central station.
Whether you’re in a downtown condo, a Leaside semi, a Forest Hill detached, or a Beaches family home, we’ll walk your property, design a system around how you actually live, and install it without ripping up walls or signing you into a long-term contract. Toronto home security shouldn’t feel like a phone-bill negotiation — and with Grand Alarms it doesn’t.
Book a free Toronto home security assessment
★★★★★
4.2/5 Google Rating Based on verified Google reviews
★★★★★
4.7/5 HomeStars Rating Based on 1,288 HomeStars reviews
BBB A+ Accredited Business Accredited since 2010
Serving GTA homes and businesses since 1995
Home Alarms in Toronto from $32.99/month
See if your Toronto home qualifies for $0 installation, a free security camera, 3 free months of monitoring and exclusive local alarm package pricing. Get a professionally installed home alarm system with 24/7 monitoring, smart app control and local support.
Protecting Ontario since 1995 — 10,000+ GTA installations
Same-day alarm installation in Ontario
24/7 ULC approved monitoring station
BBB A+ · 4.2 Google · 4.7 HomeStars
Why Toronto homeowners choose Grand Alarms
There are a lot of home security companies in Toronto — and most of them route your account to a national call centre the moment you sign. Grand Alarms is different. We’re a GTA-based team that installs, services, and monitors every system locally. When you call about a sensor that’s dropped off the network, a new keypad code, or a false alarm last night, you reach the same crew that installed the system — not an out-of-province queue.
Every Toronto installation begins with a free on-site assessment. We map entry points, identify blind spots, walk through camera placement, and design a system around the architecture of your specific home — a Victorian in Cabbagetown protects differently from a glass-walled downtown high-rise condo, and our designs reflect that. All hardware we install is on platforms with full Canadian support: hub-based wireless systems that update themselves, cameras with AI driven motion analytics, and door/window sensors that mount cleanly on heritage trim without permanent damage.
Your alarm signals are routed to a ULC-certified Canadian central station with redundant infrastructure — the same standard most home insurance discounts require. (A note on ULC: the certification applies to the monitoring station, not to the alarm system itself. We install standard professional alarm systems and connect them to a ULC-certified station for monitoring.) Cellular backup means your alarm keeps reporting even if power and internet are both down at once. And every Grand Alarms install in Toronto is W.S.I.B.-covered and fully insured.
Home security in every Toronto district
Toronto is six former municipalities stitched together, and each one has a different building stock, a different break-in profile, and a different set of security priorities. Below are the districts where we install home alarm systems most frequently — and the considerations we plan around in each.
Etobicoke
Etobicoke spans everything from the Kingsway’s heritage estates to Mimico’s lakeside semis, the New Toronto / Long Branch corridor’s older detached homes, and the Eringate-Centennial West Deane suburbs. Across all of them, security design starts with perimeter — Etobicoke is geographically large with quieter streets, so outdoor cameras with night-vision range and motion analytics tuned for people-versus-wildlife do most of the heavy lifting. For lakeside Mimico and Long Branch, we install glass-break sensors on lake-facing windows and outdoor cameras built to handle backlight off the water without washing out.
Downtown Toronto and Old Toronto
From the Annex to Cabbagetown, from Yorkville to the Beaches, downtown Toronto is the city’s densest residential mix — heritage Victorians and Edwardians, post-war low-rises, modern infill semis, and a wave of new condo towers. The most common security concern is the same one Toronto Police flag year after year: porch piracy and ground-floor entry. For downtown homes, we focus on doorbell cameras with package detection, motion-activated front-yard floodlights, smart locks integrated with the alarm, and wireless sensors that mount cleanly on heritage trim. For condo units, we install discreet apartment-grade systems that meet most building corporation rules — wireless, no drilling, no hardware visible from the corridor.
Looking for home alarms in North York?
Grand Alarms has a dedicated page for North York homeowners and businesses.
View our North York home alarms page.
Scarborough
Scarborough’s mature subdivisions — Agincourt, Bridlewood, Cliffside, West Hill, Highland Creek — are largely 1960s and 1970s detached homes with finished basements, side doors, and longer driveways. These are properties where perimeter coverage matters: side-door sensors, motion-activated rear-yard cameras, and basement window protection. We also install fire and CO monitoring on Scarborough properties at a higher rate than the rest of the city — many homes here have older heating systems, and the insurance discount for fire alarm monitoring through a ULC-certified central station offsets most of the monthly monitoring cost.
East York
East York’s compact footprint — Leaside, Thorncliffe Park, O’Connor-Parkview, and the older neighbourhoods around Pape and Danforth — is mostly two-storey detached and semi homes from the 1920s to 1950s. Leaside in particular is a high-value target area where we frequently install layered systems: a primary alarm with door / window contacts, a doorbell camera, two-tothree outdoor cameras, and smart-home automation. East York’s older homes often need wireless retrofits — sensors and keypads that install with adhesive or a single small screw, no fishing wires through plaster.
York
York — Mount Dennis, Weston, Old Mill, Eglinton West — has a mix of older detached homes, post-war bungalows, and newer infill builds. The Eglinton West / Mount Dennis area has been rapidly redeveloping along the new LRT corridor, so we install a lot of new-construction prewiring in York these days: low-voltage cable for cameras, hubs, and door contacts run before drywall, at a fraction of the cost of post-build retrofit. For the older bungalows and detached homes, our wireless alarm systems install in a single afternoon with no permanent damage.
24/7 alarm monitoring across Toronto and the GTA
An unmonitored alarm is just a noisemaker. The whole point of a Grand Alarms system in Toronto is that when something happens — an intrusion at 2:00 AM, a smoke event while you’re at work, a flood while you’re on vacation — the signal travels in seconds to a ULC-certified Canadian central station, a station operator verifies the event, and Toronto Police Service, Toronto Fire Services, or paramedics get dispatched on your behalf. All of that happens in roughly the time it takes to read this paragraph.
Our monitoring runs through a ULC-certified central station — the standard most Toronto insurance policies look for when they offer alarm-system discounts. (Important to be clear: the alarm system we install is a standard professional system. The ULC certification applies to the monitoring facility that receives and responds to your signals, not to the system or its installation.) Signals reach the station via primary internet with cellular backup, so a power-out or modem-down doesn’t break the chain. And because Grand Alarms is the company you call for monitoring questions, billing, false alarms, and service — there’s no being routed to a different department or a different country every time something needs attention.
Want pricing on Toronto alarm monitoring?
Home security cameras for Toronto properties
Modern home security cameras have moved well past the grainy black-and-white era. The systems Grand Alarms installs in Toronto homes use AI-driven analytics that distinguish people from animals, packages from passers-by, and recognised faces from strangers — so your phone only buzzes when something actually matters. For Toronto homes, that’s the difference between getting 50 useless notifications a day and getting the three that actually warrant a look.
A typical Toronto home install pairs two to four outdoor cameras (front door, driveway, back yard, side entry), a doorbell camera for visitors and porch piracy deterrence, and one or two indoor cameras for common areas. Footage records to an encrypted local NVR with optional secure cloud backup. We’re an authorised dealer for Hikvision, Lorex, Honeywell, Alarm.com, and Eufy — which means you get genuine warranty support and you’re not locked into one vendor’s pricing forever.
Smart home security and wireless alarms in Toronto
Today’s wireless alarm system in Toronto is really a smart-home hub. From one app you can arm and disarm the alarm, lock and unlock doors, watch cameras, control lights and thermostats, and get instant alerts the moment any sensor — security, smoke, water, freeze — detects a problem. For Toronto homes, the practical wins are real: arm the system from the streetcar stop as you head to work; let a contractor in remotely without sharing a code; get a heat alert in February before your pipes burst on a -25°C night.
Our wireless alarm systems install in a single visit in most Toronto homes, with no permanent damage to trim, plaster, or finished basements. If you already use Google Home, Amazon Alexa, or Apple HomeKit, we’ll integrate the security side with what you already have running.
How much does a home alarm system cost in Toronto?
Pricing for a Toronto home alarm system depends on the size of the home, the number of doors and windows, the camera coverage you want, and whether you’d like ULC-certified central station monitoring included. A basic wireless package with monitoring sits at one end of the range; a fully integrated smart-home build with multiple cameras, smart locks, and environmental sensors sits at the other. Rather than quote off-the-shelf prices that wouldn’t apply to your home, we walk the property, design a system that fits, and quote it transparently with no markup surprises.
Free Toronto home alarm quote — no obligation
Google Business Profile
Grand Alarms
★★★★★
4.2 Google Rating
Based on 633 Google reviews
BBB A+ Rated
Serving Toronto and the GTA since 1995. Professional alarm installation and monitoring.
Real Grand Alarms Reviews from Local Homeowners and Businesses
★★★★★
Great Company
Gaetano Cervone Monika Figura
Google Review
March, 2026
“Grand Alarms has been a great company to have to protect our home. All staff are responsive, respectful, informative and helpful.”
★★★★★
Fantastic!
Frank Cortese
Google Review
May 2026
“Grand Alarms was fantastic. They replaced my GSM that was outdated. They were fast and clean and explained everything every step of the way. We are very happy with Grand Alarms.”
★★★★★
Arm and Disarm with App
Victor Machon
Google Review
April 2026
“The technician who came to install our new alarm system was friendly, efficient and knowledgeable. We are really enjoying the new alarm system through wifi that allows up to arm and disarm through the use of an app. Great product and service. Happy customer now for many years!”
★★★★★
Excellent Service
Sanjay Gandhi
Google Review
March, 2026
“Excellent service; they were quick to install equipments and provided step by step instructions.”
★★★★★
Quick Install
Sharon Gordon
Google Review
May 2026
“A contractor named Issa came to update and install my alarm system, and he was excellent. I would recommend him all the time every time. He’s very efficient knows of stuff and fast.”
★★★★★
Very Impressive
Carrie Chai
Google Review
April 2026
“We had an alarm system upgrade. The service was amazing and fast. Very impressive.”
Toronto Security System FAQs
Does Grand Alarms install in all six Toronto districts?
Yes. We install and service home alarm systems across Downtown Toronto, Old Toronto, Scarborough, Etobicoke, East York, York, and nearby GTA communities. The same installation team, dispatch protocol, and monitoring centre cover Toronto properties.
For North York service, visit our dedicated North York home alarms page.
Are your Toronto alarm systems monitored by a ULC-certified central station?
Can you take over my existing Toronto alarm system?
How fast is alarm monitoring response in Toronto?
Do you install wireless alarm systems that don't require drilling?
Do I have to sign a long-term contract for Toronto alarm monitoring?
Check If Your Toronto Property Qualifies
Limited-time offer for Toronto homeowners and businesses: free security camera, 3 free months of 24/7 monitoring, and $0 upfront installation on eligible properties.
Find out in under a minute if your Toronto address qualifies.