Standard Garage Size: Essential Details and Dimensions You Need to Know

Understanding the standard garage sizes can help guide construction plans or remodeling decisions, providing efficient and practical space for vehicles, storage, and more.

Key takeaways:

  • One-car garage: Typically 12×24 feet, can customize size.
  • Two-car garage: Usually 20×20 feet, depth varies based on vehicle size.
  • Three-car garage: Starts at 32×22 feet, depth can extend to 30 feet.
  • Factors to consider: Vehicle size, storage needs, usage plans, future expansion, lot size, zoning laws, and budget.
  • FAQ: Recommended garage sizes for specific vehicles and storage needs.

Garage Dimensions At a Glance

Understanding the basic dimensions of garages is essential for homeowners who are in the preliminary stages of planning a build or remodel. Compact cars, SUVs, trucks, and storage requirements all come into play when deciding on the size of your garage space.

A standard one-car garage typically measures 12 by 24 feet, providing ample room for a single vehicle and limited additional storage. As needs increase, a two-car garage size, generally 24 by 24 feet, caters to families with multiple vehicles or those requiring extra space for workbenches or equipment.

Homeowners with larger fleets or the need for extensive storage might consider a three-car garage, which starts at roughly 32 by 22 feet. It is crucial to account for the space needed to open car doors and move around comfortably when examining these dimensions.

One-Car Garage Size

Typically, a one-car garage measures between 12 to 16 feet in width and 20 to 24 feet in depth, providing ample space for a single vehicle alongside a moderate storage area. This size comfortably accommodates compact and sports cars, with sufficient room for opening doors and navigating around the vehicle.

These dimensions, however, are just a starting point. Customizing the space according to particular needs, like extra shelving or a workbench, may necessitate slight adjustments to standard sizes. If considering larger cars, SUVs, or pickups, leaning towards the maximum width and depth can ensure ease of use and prevent dings or scratches in tighter quarters.

For homeowners eyeing future flexibility, erring on the larger end of the spectrum could facilitate a variety of potential uses, such as housing recreational equipment or establishing a hobby area, while also supporting home resale value.

Two-Car Garage Size

A typical two-car garage measures 20 feet wide by 20 feet deep, but can vary between 18 to 24 feet in width, to comfortably accommodate a pair of vehicles. The minimum recommended width for a two-car garage is 18 feet, which offers a snug fit for two average-sized cars with limited space for storage or movement. For added comfort, a width of 22 to 24 feet provides sufficient room for doors to open and close without the risk of dings or scratches, and allows space for storage along the garage’s perimeter.

When considering depth, the standard 20-foot measurement usually suffices. However, for full-sized trucks or larger vehicles, a depth of 22 to 24 feet may be necessary. The ceiling height typically ranges from 8 to 9 feet, but if you plan on using overhead storage or automotive lifts, a higher ceiling of 10 to 12 feet may be beneficial. Always account for the additional space needed for opening and closing the garage door when planning depth.

For convenience and functionality, consider the addition of a service door alongside the main garage door and plan for adequate lighting and power outlets to maximize the space’s utility. Remember to account for the swing of your vehicles’ doors when parked inside and, if needed, include space for workbenches or built-in storage solutions.

Three-Car Garage Size

For most homeowners, a three-car garage provides ample space without sacrificing functionality. Typically, these dimensions start at 32 feet in width and 22 feet in depth. However, for full-sized trucks or additional storage, the depth can extend up to 30 feet.

It’s not just about vehicle accommodation; the extra space often serves as a workshop or storage area for tools, bicycles, and lawn equipment. Allow for at least 24 inches of clearance around vehicles to ensure easy access and avoid door dings. Ceiling heights commonly range from 9 feet to accommodate standard vehicles; however, increasing to 10 or 12 feet can provide storage for larger items or install car lifts.

Optimal layout includes a double door for two vehicles and a single door for the third, enabling each car to enter and exit without moving another.

Choosing a Garage Size: Factors to Consider

When selecting your garage size, take into account these critical elements:

  • Vehicle Size and Quantity: Measure your vehicles to ensure they will comfortably fit, leaving room for opening doors and maneuvering. Consider the number of vehicles and their type; trucks and SUVs may need more space than compact cars.
  • Storage Needs: If you plan to store tools, lawnmowers, bikes, or other equipment, factor in additional square footage. Wall-mounted storage and overhead racks can also maximize space.
  • Usage Plans: Beyond parking, think about other uses for your garage, such as a workshop, gym, or hobby area, which may require extra space for equipment and movement.
  • Future Expansion: Contemplate potential changes in your vehicle ownership or usage of the garage space. A slightly larger garage can offer flexibility for future needs.
  • Lot Size and Layout: The size of your property may dictate the maximum garage dimensions. Also, consider how the garage will affect your home’s curb appeal and access to the street.
  • Zoning Laws and Building Codes: Check your local regulations to understand the constraints on garage dimensions, as these can influence your planning.
  • Budget: Larger garages are generally more expensive. Review your finances to determine how much you can invest in constructing your garage.


What size garage do I need for 2 suvs?

For storing two SUVs comfortably along with some additional storage, a garage measuring around 24×30 feet (720 sq. ft.) is recommended.

What size garage do I need for 2 full-size trucks?

For accommodating two full-size trucks comfortably, a garage with dimensions of 24×25 feet totaling to 600 square feet is recommended, or to include storage or work space, a 24×30 feet garage, or 720 square feet, would be more ideal.

Is 22 feet wide enough for a garage?

Yes, a 22 feet wide garage is sufficient, often recommended for comfortably parking two standard vehicles.

Is 10 feet wide enough for a garage?

Yes, a 10 feet width is sufficient for a single-car garage.

What is the ideal garage size to accommodate a workshop space along with a car?

The ideal garage size to accommodate both a workshop space and a car is approximately 24 by 24 feet, allowing sufficient room for vehicle storage and a work area.

How much extra space is needed in a garage to facilitate storage?

To facilitate storage in a garage, an additional 100-150 square feet is typically needed.

Can a single-car garage comfortably fit a large SUV and additional equipment?

A single-car garage may not comfortably accommodate a large SUV and additional equipment due to limited space.