How much do home security systems cost? [2025]

Keeping your home and family safe is a top priority for any homeowner, and installing a quality security system is one of the smartest investments you can make. As tech gets better and better, today's home security options give you more features and flexibility than ever - from simple alarm setups to smart systems you can control right from your phone.

This handy guide breaks down everything you need to know about the costs of installing and running a home security system in Australia, helping you pick the right setup for your budget and security needs.

In this article, we'll cover:

• Key components in home alarm systems

• Home alarm system prices 

• How much does home alarm installation cost

• What factors influence home alarm system prices

• How to find a home alarm installer

• Planning your home security system 

Key components in home alarm systems

A modern home security system uses several key components working together to keep your property safe. Knowing what each part does helps you make smart choices about your security investment.

• Control panel: The control panel works as the brain of your system, typically costing between $700 and $1,900 for installation and activation. This central hub manages all your security devices and communications

• Motion sensors: Motion sensors and detectors range from $30 to $50 each, watching for movement throughout your property. Door and window sensors, which cost between $15 and $60 per unit, act as your first line of defense by monitoring entry points

• CCTV cameras: CCTV starts from $250 for a basic system, with prices going up for better resolution and extra features. Many modern cameras let you check in through your smartphone, adding extra convenience to your security setup

• Optional extras: For complete protection, you might want to add fire, smoke, and CO2 alarms, ranging from $30 to $50 per unit. These safety devices work with your security system to give you all-around protection for your home and family.

What is the price of home alarm systems

Wired systems

Traditional hardwired security systems typically cost between $800 and $1,600. These systems offer reliable protection without needing battery changes. Installation costs tend to be higher due to the wiring work needed, especially in existing homes. But they work consistently and aren't easily disrupted by interference.

Wireless systems

Wireless security systems range from $500 to $1,000 for standard packages. These modern solutions are easier to install and offer more flexibility, with many systems letting you monitor and control everything from your smartphone. More advanced wireless systems with smart home features, multiple cameras, and extra sensors can cost upwards of $2,500.

Your total investment will depend on which components you pick and how big your property is. Basic setups with essential monitoring capabilities start from $300, while comprehensive systems with advanced features can reach $4,000 or more. Monthly monitoring fees typically range from $15 to $60, giving you professional oversight and emergency response services.

How much does home alarm installation cost

General home alarm installation costs

Installation costs vary quite a bit based on how complex your system is and the size of your property. Getting a professional to install your system means it'll work properly and keeps your warranty valid. The installation process usually includes setting everything up, testing it all works, and showing you how to use it.

Home alarm installation cost by city 

Security system costs vary across Australian cities:

• Sydney: Range from $850 to $1,150

• Melbourne: Range from $1,000 to $1,600

• Brisbane: Range from $1,600 to $2,900

• NSW regional areas: Range from $550 to $1,500

These prices generally include basic installation and system setup. Extra costs might apply for tricky installations or additional features.

What factors influence home alarm system prices

Several key factors affect how much your security system will cost. Property size and layout play a big role, as larger homes need more sensors and cameras for full coverage. Adding smart features and extra components can significantly impact the total price.

Installation requirements, like complex wiring or hard-to-reach spots, might increase labor costs. Monthly monitoring services, typically ranging from $15 to $60, add to ongoing costs but give you professional oversight and emergency response capabilities.

Warranty coverage and maintenance needs also affect long-term costs, with some providers offering service packages for regular system checks and updates.

How to find a home alarm installer

Finding the right security system installer plays a huge role in how well your system works and how long it lasts. Start by posting your job on hipages to connect with qualified local security professionals. Look for installers who have proper licensing, insurance, and positive recommendations from past clients.

Get detailed quotes from multiple providers to compare prices and services. Always check that your chosen installer knows current Australian security standards and can help you out with ongoing support for your system.

Costs and prices in this article are indicative and should only be used as a guide. They also vary locally and are subject to market forces.

Planning your home security system

Before you take the plunge and invest in a home security system, it is essential that you take the time to research your options and plan your security setup. Some points to consider include:

• How secure your exterior doors, door frames, windows, hinges and locks are
• What exterior lighting you need
• What real (a fence) and perceived (outdoor lighting) barriers you require
• What areas do you want covered by your system
• What devices you want installed

Planning your home security system and understanding what each component is going to cost you will enable you to budget your project and allow your installer to provide an accurate cost estimate.