If you are trying to decide between a carport and a garage for your home, cost is usually one of the first questions that comes up. The short answer is yes — a carport is almost always cheaper than a garage of equivalent size. But the full picture is more nuanced than that, and the right choice depends on your property, your budget and what you actually need from the structure.
Why carports cost less
A carport is an open or semi-open structure with a roof and supporting posts but no enclosed walls or doors. Because it uses fewer materials and requires less labour to build, the upfront cost is significantly lower than a fully enclosed garage.
A single carport in standard materials typically costs a fraction of what a single garage would cost to build. The difference grows with size — a double carport versus a double garage shows an even larger gap in price.
Permit requirements also tend to be simpler for carports in many council areas, which can reduce the time and cost involved in getting approvals. However, this varies by location, so it is always worth checking local requirements before assuming a carport will be straightforward to approve.
What a garage offers that a carport does not
The lower cost of a carport comes with trade-offs. A garage provides full enclosure, which means better security for your vehicle and anything else stored inside. It also provides weather protection on all sides, which matters in areas with strong winds, heavy rain or hail.
A garage can also be used as a workshop, storage space or even a converted living area in a way that a carport cannot. If you need secure storage or a lockable space, a garage is the better choice regardless of the cost difference.
For some homeowners, the visual impact also matters. A well-designed garage integrates with the home's architecture in a way that an open carport may not. On certain properties, a garage can add more to the resale value than a carport would.
When a carport is the smarter choice
A carport makes sense when the primary goal is vehicle protection from sun, rain and bird droppings, and security is less of a concern. It is also a good option when budget is the main constraint, when the property does not have space for a full garage, or when council restrictions limit what can be built.
Carports can be attached to the house or freestanding, and they can be designed to match the home's style and colour scheme. A well-built carport in quality materials looks clean and purposeful rather than temporary or makeshift.
For homeowners who park in a driveway and simply want a covered space, a carport delivers most of the practical benefit of a garage at a much lower cost.
Making the right decision for your property
The best way to decide between a carport and a garage is to be clear about what you need the structure to do. If security, full enclosure and storage are priorities, a garage is worth the extra investment. If you mainly want weather protection for your vehicle and a clean, low-maintenance structure, a carport is likely the better value.
It is also worth getting quotes for both options before deciding. The price difference may be smaller than you expect for certain designs, or larger than you expected for others. A builder who works with both types of structure can give you an honest comparison based on your specific site and requirements.