The problem with treating "2-car garage" like a fixed size is that it isn’t one. The right 2-car garage dimensions depend on what you actually drive, and how you plan to use it. The gap between "fits two compact cars" and "fits two full-size trucks" is bigger than most buyers imagine at first glance.
Below, we’ll explore the real width range, the math behind it, and the exact builds we offer at each size.
Key Highlights
- Most 2-car metal garages run 19 to 26 feet wide, not one fixed number.
- Two compact cars fit comfortably at 19 to 20 feet of width.
- Two full-size trucks need closer to 24 to 26 feet, especially once mirrors are factored in.
- Depth should run at least 25 to 30 feet if you want a workbench or storage space left over.
- A single wide door costs less upfront. Two separate doors let you pull one vehicle out without moving the other.
- Full-size trucks typically measure 6.5 to 7 feet wide body-only, closer to 8 feet with mirrors extended.
- Design Your Building at Coast to Coast Carports once you know your width, and we'll get you exact pricing.
The Real Width Range for a 2-Car Garage
"20x20" gets repeated so often online that people assume it's a standard. In truth, it’s more of a starting point, sized for two small vehicles with almost nothing extra.
Our 2-car builds actually span 19 to 26 feet wide. On the narrow end, the 19x25x9 Two Car Garage fits two compact cars with door clearance and not much else. On the wide end, the 26x30x10 Two Car Garage handles two full-size trucks with room to walk between them.
The gap between those two numbers is 7 feet. That's not a rounding error. It's the difference between a garage that works for your vehicles and one you'll be squeezing into for the next 20 years.
Want to compare layouts before choosing a width? Browse our 3D Color Planner and start shaping the garage around your vehicles, doors, colors, and layout.
The Math Behind Garage Width
Start with your vehicles' width. Most sedans and SUVs run about 6 to 7 feet wide mirror to mirror. Full-size trucks measure closer to 6.5 to 7 feet across the body, and mirrors can push that toward 8 feet once they're extended.
Add clearance next. Most builders recommend at least 2.5 feet of open space on the outer side of each parked vehicle, so you can open a door and actually get out. Between the two vehicles, plan for 3 to 4 feet so nobody's dinging the car next to them.
Put it together and the formula looks like this: (vehicle width x 2) + outer clearance (about 5 feet total) + middle clearance (3 to 4 feet) = your minimum garage width.
Two sedans at roughly 6.5 feet each come out to around 21 feet. Round up, and you land right in our 19 to 20-foot range. Two full-size trucks at roughly 7 feet each land closer to 24 feet, which is exactly where our wider builds start.
Why 20 Feet Isn't Always Enough for Two Full-Size Trucks
Twenty feet works fine for two compact cars. Put two full-size trucks in that same footprint and the math stops working.
A truck's mirrors alone can eat almost a foot of width on each side once they're extended. Two trucks side by side in a 20-foot garage leaves barely enough room to squeeze between them, let alone open a door without hitting the other vehicle.
This is where the 24x20x12 Two Car Garage and 24x30x9 Two Car Garage earn their keep. Twenty-four feet gives both trucks real clearance. If you're running dually trucks or anything wider than a standard half-ton, step up to the 26x30x10 Two Car Garage instead.
Comparing garage sizes for trucks? Explore our Two Car Garages or call (866) 681-7846 and a Coast to Coast Carports building specialist can help you compare the available footprints.
Depth: The Number That Gets Overlooked
Buyers spend most of their time thinking about width and almost none thinking about depth. That's backwards, because depth plays a big part in how the garage actually works day to day.
A shallow garage might technically fit two vehicles side by side, but the tailgate hangs past the door, or there's nowhere to store anything without blocking the walkway. Twenty-five feet of depth is a reasonable floor. Thirty feet gives you enough for two full-size trucks plus a narrow workbench along the back wall.
If you're planning to store a boat or a trailer alongside your vehicles, depth matters even more. Trailer tongues and hitches add several feet that the vehicle's own length doesn't account for. The 24x35x11 Side Entry Garage trades some standard layout for extra depth, which works well for exactly that situation.
Truck and Car in the Same Garage: Size for the Wider One
Most sizing guides assume you're parking two identical vehicles. But many households don't. If you're parking a full-size truck next to a sedan or a smaller SUV, size the garage around the wider vehicle, not an average of the two. A 6.5-foot sedan and a 7-foot truck don't split the difference. The truck still needs its full outer clearance, and the sedan still needs its own on the other side.
Run the math the same way as before: truck width plus its clearance, sedan width plus its clearance, plus the middle buffer between them. In practice, that usually lands you in the same 22 to 24-foot range as two matched trucks, since the truck does most of the work in that equation.
A two-door layout tends to pay off twice over in this setup too. Different vehicles usually run on different schedules, and a dedicated door for each one means neither driver waits on the other to pull out first.
One Door or Two? What Actually Works Better
A single wide door covers both bays with one opening. It costs less upfront and looks cleaner from the outside. The trade-off is that you can't pull one vehicle out without the door being open across the whole width, which lets more heat and weather in during winter.
Two separate doors, like on our 20x26 Two Car Garage, solve that problem. Pull one truck out for the day and the other bay stays closed and insulated. Farmers and contractors tend to prefer this layout specifically because vehicles come and go at different times, not together.
If you're running a workshop bay alongside a parking bay, two doors also mean you're not exposing your tools and equipment every time a vehicle leaves.
Planning your garage door and window layout? Read our guide on garage doors and windows for metal buildings before you finalize the openings.
2-Car Garage Size Chart: Every Width We Build
| Width | Depth | Height | Best For | Example Build |
|---|---|---|---|---|
| 19' | 25' | 9' | Two compact cars, tightest layout | 19x25x9 Two Car Garage |
| 20' | 20'-30' | 7'-10' | Two sedans or small SUVs | 20x30x10 Two Car Garage |
| 20' | 26' | 7' | Two sedans, two-door layout | 20x26 Two Car Garage |
| 22' | 20' | 10' | Sedans plus wider walk-around room | 22x20x10 Metal Garage |
| 24' | 20' | 12' | Two full-size trucks, taller eave | 24x20x12 Two Car Garage |
| 24' | 30' | 9' | Two trucks plus storage depth | 24x30x9 Two Car Garage |
| 24' | 35' | 11' | Trucks plus boat or trailer depth | 24x35x11 Side Entry Garage |
| 26' | 30' | 10' | Two full-size trucks or duallys | 26x30x10 Two Car Garage |
Found a size that fits your vehicles? Pricing varies by size, options, and location. Review available metal building financing, or call (866) 681-7846 to request help with your garage configuration.
When Two Cars Isn't Really the Question Anymore
Sometimes what looks like a 2-car sizing question is actually a 3-car question in disguise. If you're trying to fit two vehicles and a boat, or two trucks and a full workshop bench, you're better off looking at 28 feet and wider. Our full breakdown in Standard Garage Sizes: 1, 2, 3, and 4-Car Dimensions Explained covers this jump in detail, including where the third bay actually earns its cost.
Not sure which width fits your exact vehicles? Design Your Building with your real measurements, and we'll help you land on the right number instead of guessing from a chart.
Frequently Asked Questions
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What's the minimum width for a 2-car garage?
Nineteen feet is the narrowest layout we build that still fits two vehicles with door clearance. That works for two compact cars, but full-size trucks need more room.
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How wide should a 2-car garage be for two full-size trucks?
Plan on at least 24 feet, and 26 feet if you're running duallys or want comfortable walking room between the vehicles. Mirror width varies by truck model, so measure yours before ordering.
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Is a 24x24 garage a good size for two vehicles?
Twenty-four feet of width comfortably handles two full-size trucks. Twenty-four feet of depth is workable but tight if you also want storage or a workbench along the back wall. Twenty-eight to 30 feet of depth gives you more breathing room for the same width.
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Should I get one wide door or two separate doors?
Two separate doors let you access one bay without opening the whole garage. A single wide door costs less and works fine if both vehicles typically leave and return together.
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How deep should a 2-car garage be?
Twenty-five feet is a reasonable minimum. Thirty feet gives you room for two full-size trucks plus a narrow workbench.
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Can a 2-car garage also fit a boat or trailer?
It depends on depth more than width. A standard 24 to 26-foot-wide garage can work if the depth runs 35 feet or more. Call us at (866) 681-7846 and we can help you work out the exact footprint for your trailer length.
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What's the tallest eave height available on a 2-car garage?
Our 2-car builds run up to 12-foot eaves, like the 24x20x12 Two Car Garage. That extra height helps with lifted trucks, roof racks, or storage shelving above the vehicles.
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Do I need a bigger garage if I'm parking a truck and a car together, not two matching vehicles?
Size around your widest vehicle, not an average of the two. A full-size truck paired with a sedan usually needs close to the same 22 to 24 feet of width as two trucks, since the truck's clearance needs don't shrink just because the other vehicle is smaller.
The Number That Actually Matters
Skip the generic "2-car garage" number and start with what you actually drive. Two compact cars fit fine at 19 to 20 feet. Two full-size trucks need 24 feet or more. Depth and door layout change the daily experience just as much as width does.
Ready to lock in your exact size? Design Your Building at Coast to Coast Carports, or call (866) 681-7846 and one of our building specialists will walk through the numbers with you.
Ready for the next step? Request A Quote from Coast to Coast Carports or call (866) 681-7846.
