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Buying Guide

Carport vs Garage: Which Is Right for Your Home?

7 min read Last updated 2026-07-22 Buying Guide
A Colorbond carport on a Joondalup home protecting a vehicle
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By the Patios Joondalup team

Local patio builders, Joondalup & Perth's Northern Suburbs

AI Overview

A carport is open-sided and more affordable, requiring less material and a simpler permit process. A garage is fully enclosed and more secure, but costs significantly more and requires a more involved approval process. For most Perth homes a carport provides excellent value protection.

Key takeaways

  • Carports are significantly more affordable than garages
  • Garages provide more security and weather protection
  • A carport suits most everyday vehicle protection needs in Perth
  • Garages may add more value to a property at resale
  • Both require a building permit in Joondalup
  • A carport can often be built faster with a simpler approval process

What Is the Core Difference

A carport is an open-sided roofed structure. It protects your vehicle from sun, rain and bird droppings without enclosing it completely. A garage is a fully enclosed building with walls, a door and often a concrete floor.

Both protect a vehicle, but they do so differently and at very different price points. The right choice depends on what you want to protect against and how much you want to spend.

Open

Carport - sides open

Enclosed

Garage - fully walled

Lower

Carport cost

Higher

Garage cost

The Case for a Carport

For most Perth homeowners a carport is the practical and cost-effective choice. Perth has a mild and mostly dry climate, which means the biggest threat to a parked car is sun damage to the paintwork and interior, not the kind of severe winter weather that demands a fully enclosed garage.

What a Carport Does Well

  • Protects against UV damage, bird droppings, tree sap and light rain
  • Costs significantly less than a garage to build
  • Can be built faster and with a simpler approval process
  • Provides good ventilation, which helps prevent moisture buildup on the vehicle
  • Suits blocks where a full garage would eat too much space
  • Can double as a covered outdoor area for entertaining if positioned well

Where a Carport Falls Short

  • Open sides offer no protection against theft or opportunistic break-ins
  • A driving storm with horizontal rain will still reach the car
  • Less storage space than an enclosed garage
  • Some buyers may prefer a garage for perceived value

The Case for a Garage

A garage makes sense when security is a genuine concern, when you need storage beyond just the car, or when the property market in your area rewards a garage over a carport at resale.

What a Garage Does Well

  • Full weather protection including driving rain and wind
  • Security for the vehicle and anything stored inside
  • Can be used as a workshop, gym or hobby space
  • Often adds more perceived value than a carport at resale
  • Allows for additional uses like a home office or storage room

The Downsides to Consider

  • Significantly higher build cost than a carport
  • Takes longer to build and involves a more complex permit process
  • Requires more land area on your block
  • Enclosed spaces can trap moisture and heat if not ventilated properly

How They Compare Side by Side

FactorCarportGarage
CostLowerHigher
Build timeFasterLonger
SecurityOpen sidesFully enclosed
Weather protectionRoof onlyFull enclosure
VentilationExcellentRequires design
StorageLimitedMore usable
Permit complexitySimplerMore involved
Perth climate suitabilityExcellentGood

General comparison. Both require a building permit in the City of Joondalup.

Perth climate favours carports

Perth receives less than 750mm of rainfall per year, and most of it falls in winter. A carport provides very effective protection for the vast majority of Perth weather conditions. The main threat to a car here is sun, not rain, and a carport handles that well.

Which One Should You Choose

Choose a carport if the main goal is protecting your vehicle from the Perth sun, you want the best value for money, and security is not a significant concern in your area.

Choose a garage if vehicle security matters to you, you want usable storage or workspace, or you are planning a property that may attract buyers who specifically look for a garage.

Questions to Ask Yourself

  • Is vehicle theft a concern in my street?
  • Do I need storage beyond just a parking spot?
  • How much of my block am I willing to dedicate to the structure?
  • What is my budget and how does the gap between a carport and garage feel?
  • Is this a long-term home or will I sell in the next few years?
In most Perth suburbs a well-built Colorbond carport does everything a family needs and costs a fraction of a garage. The decision usually comes down to security requirements and storage ambitions.

FAQs

Frequently Asked

Yes. Most carport additions require a building permit from the City of Joondalup. We handle the application as part of the job.

In theory yes, but it is generally more practical to build the right structure from the start. Converting a carport to a garage involves adding walls, a door and potentially a new concrete slab, which may cost more than building a garage originally.

A single or double flat roof Colorbond carport is the most common choice in Joondalup. It is cost-effective, suits a wide range of home styles and handles the Perth climate well.

Yes. An attached carport connects to the house wall or fascia and is a very common configuration. It needs to be properly flashed and sealed at the connection point, which we include in the build.

A well-built carport adds covered parking and practical appeal to a property. We are not property valuers and cannot give specific figures, but covered parking is a commonly sought feature by buyers in the Joondalup market.

Yes. Adding side walls, screening or roller doors to a carport gives more protection from wind-driven rain and adds a degree of security. We can design a carport with partial or full enclosure on specified sides from the start.

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Patios Joondalupdesigns and builds patios, carports and outdoor rooms across Perth's northern suburbs. Get honest advice and a fixed-price written quote.

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