One and a Half Garage Dimensions

Sophia Jul 01, 2026

When it comes to designing or renovating a garage, one of the first questions that often arises is about the dimensions. While standard garage sizes typically range from single to triple, many homeowners find themselves in need of something in between - a one and a half garage. But what exactly does that mean, and how can you make the most of this space?

an overhead view of two car garage with measurements for the size and width in blue
an overhead view of two car garage with measurements for the size and width in blue

One and a half garage dimensions refer to a garage that can comfortably accommodate two and a half vehicles. This could be two standard cars and a motorcycle, or a car and a boat, or any other combination that suits your needs. The key is to have enough room to move around and store other items besides vehicles.

the two car garage shop plan is shown with measurements for each floor and one bedroom
the two car garage shop plan is shown with measurements for each floor and one bedroom

Understanding One and a Half Garage Dimensions

Before diving into the specifics, it's crucial to understand that one and a half garage dimensions can vary depending on the builder or the region. However, there are some common standards that can give you a good starting point.

Modern Farmhouse Garage Plan | Adkins
Modern Farmhouse Garage Plan | Adkins

In general, a one and a half garage is typically around 24 to 28 feet deep and 20 to 24 feet wide. This provides enough space for two vehicles to park side by side, with additional room for a third vehicle to park in front of them or for other storage needs.

Depth Considerations

Plan 95826 | Country, Saltbox 1 Car Garage with 1 Bed, 1 Bath
Plan 95826 | Country, Saltbox 1 Car Garage with 1 Bed, 1 Bath

When considering the depth of your one and a half garage, it's important to think about the types of vehicles you'll be parking inside. Standard cars are typically around 16 to 18 feet long, so you'll want at least this amount of depth to accommodate them comfortably.

However, if you plan on parking larger vehicles like SUVs or trucks, you'll need more depth. It's also a good idea to leave extra space for opening car doors and moving around the garage.

Width Considerations

the floor plan for a small house with an attached garage and living room, as well as
the floor plan for a small house with an attached garage and living room, as well as

Width is another critical factor in one and a half garage dimensions. As mentioned earlier, this type of garage is typically around 20 to 24 feet wide. This width allows for two vehicles to park side by side, with enough room to open car doors without hitting the garage walls.

However, if you plan on using your garage for workshops or storage, you might want to consider a wider garage. This will give you more space for worktables, storage shelves, and other equipment.

Designing Your One and a Half Garage

two car garage plans with the floor plan below and an overhead door on each side
two car garage plans with the floor plan below and an overhead door on each side

Once you have a good understanding of one and a half garage dimensions, it's time to start thinking about the design. This includes everything from the layout to the finishing touches.

One of the first decisions you'll need to make is how you want to divide the space. Some homeowners opt for a simple two-car garage with an additional single-car bay, while others prefer a more open layout with flexible parking and storage areas.

24x28x10 Detached Garage in Raphine, VA (RJC20116) - Superior Buildings
24x28x10 Detached Garage in Raphine, VA (RJC20116) - Superior Buildings
two garages in front of some trees and flowers
two garages in front of some trees and flowers
2-Car Detached Garage with Shop and Storage Space - 890 Sq Ft
2-Car Detached Garage with Shop and Storage Space - 890 Sq Ft
Traditional 2 Car Garage Plan - 720 Square Feet | Floor Plan #963-00620 | America's Best House Plans
Traditional 2 Car Garage Plan - 720 Square Feet | Floor Plan #963-00620 | America's Best House Plans
the garage has two doors on each side
the garage has two doors on each side
GALLERY
GALLERY
the garage plan is shown with measurements and details for each room in this house,
the garage plan is shown with measurements and details for each room in this house,
a two car garage is shown in this rendering
a two car garage is shown in this rendering
Modern Farmhouse 2 Car Garage Plan - 480 Square Feet | Floor Plan #8937-00085 | America's Best House Plans
Modern Farmhouse 2 Car Garage Plan - 480 Square Feet | Floor Plan #8937-00085 | America's Best House Plans
4 Reasons A Custom Built Portable Garage Is The Best Small Garage Build, Build A Garage, Prefabricated Garage, Building Garage, 1 Car Garage Ideas, How To Build A Portable Garage, Prefab Garage, Garage Builders Near Me, Wood Portable Garage
4 Reasons A Custom Built Portable Garage Is The Best Small Garage Build, Build A Garage, Prefabricated Garage, Building Garage, 1 Car Garage Ideas, How To Build A Portable Garage, Prefab Garage, Garage Builders Near Me, Wood Portable Garage
two car garage with measurements for the size and width of the vehicle, including the top half
two car garage with measurements for the size and width of the vehicle, including the top half
a two car garage with an attached porch
a two car garage with an attached porch
a two car garage is shown in the front yard
a two car garage is shown in the front yard
763-629: Traditional Country 0 Bed, 0 Bath Luxury Home Plan, 0 Sq Ft: Full Blueprints with License to Build by Home Plan Marketplace - Lesuto, Blue
763-629: Traditional Country 0 Bed, 0 Bath Luxury Home Plan, 0 Sq Ft: Full Blueprints with License to Build by Home Plan Marketplace - Lesuto, Blue
the garage plan is shown with measurements for each floor and two car garages in it
the garage plan is shown with measurements for each floor and two car garages in it
the floor plan for a two car garage with an attached porch and second story addition
the floor plan for a two car garage with an attached porch and second story addition
the floor plan for a two car garage
the floor plan for a two car garage
two car garage plans with measurements for the front and side of the house, including an attached
two car garage plans with measurements for the front and side of the house, including an attached

Layout Options

Here are a few layout options to consider for your one and a half garage:

  • Two-car garage with additional single-car bay: This layout provides dedicated parking spaces for two vehicles and an additional bay for a third vehicle or storage.
  • Open layout with flexible parking and storage: This layout allows for more flexibility in how you use the space. It can accommodate two vehicles with additional room for storage or workspace.
  • Two-car garage with workshop or storage area: This layout combines dedicated parking spaces with a separate area for workshops or storage. It's ideal for homeowners who need both parking and workspace.

Finishing Touches

After deciding on the layout, it's time to think about the finishing touches. This includes everything from the garage door to the flooring.

For example, you might want to consider an insulated garage door to help regulate the temperature in your garage. You might also want to think about adding cabinets or shelving for organized storage. And don't forget about the flooring - epoxy coatings can provide a durable, easy-to-clean surface.

In the end, the key to a well-designed one and a half garage is to make the most of the available space. By understanding the dimensions and considering your specific needs, you can create a garage that's both functional and efficient. So, start planning your dream garage today and enjoy the perfect blend of parking and storage space!