Can You Haul a King Size Mattress on an Suv

Yes, you can haul a king size mattress on an SUV—but it takes planning, the right equipment, and safety precautions. With proper securing methods and awareness of your vehicle’s limits, transporting a king mattress is totally doable for most SUV owners.

So, you just bought a brand-new king size mattress—congrats! It’s plush, supportive, and promises nights of deep, restful sleep. But now comes the not-so-glamorous part: getting it home. You’re standing in the store, looking at your SUV parked outside, and wondering, “Can I really haul a king size mattress on my SUV?” The short answer? Yes, you can. But like most things in life, it’s not quite as simple as tossing it in the back and hitting the gas.

The truth is, hauling a king size mattress on an SUV is totally doable—if you do it right. It’s not rocket science, but it does require some planning, the right gear, and a healthy dose of common sense. Whether you’re moving into a new place, upgrading your bedroom setup, or helping a friend relocate, knowing how to safely transport a large, bulky item like a king mattress can save you time, money, and a whole lot of stress. And let’s be honest—nobody wants to be that person driving down the highway with a mattress flapping in the wind like a giant kite.

In this guide, we’ll walk you through everything you need to know about hauling a king size mattress on an SUV. From measuring your vehicle to choosing the best securing method, we’ll cover all the bases. We’ll also share real-life tips from people who’ve done it, highlight common mistakes to avoid, and help you decide whether DIY transport is worth it—or if it’s smarter to just pay for delivery. By the end, you’ll feel confident, prepared, and ready to get that mattress home safely.

Key Takeaways

• Most SUVs can handle a king size mattress with proper preparation: While it’s a tight fit, many SUVs—especially larger models—can accommodate a king mattress either inside or on the roof with the right setup.
• Roof racks or crossbars are essential for external transport: If you’re placing the mattress on top of your SUV, a sturdy roof rack system is non-negotiable for safety and stability.
• Always secure the mattress with high-quality straps: Use ratchet straps or heavy-duty tie-downs to prevent shifting during transit—never rely on ropes or bungee cords alone.
• Check local laws and visibility requirements: Some states have regulations about how far items can extend beyond your vehicle or block taillights and license plates.
• Protect the mattress from weather and road debris: Wrap it in a waterproof tarp or moving blanket to avoid damage from rain, dirt, or wind.
• Drive cautiously and avoid high speeds: A mattress on top creates wind resistance and can affect handling—reduce speed and allow extra stopping distance.
• Consider professional delivery if unsure: If the logistics feel overwhelming, many mattress retailers offer affordable delivery and setup services.

Understanding the Dimensions: How Big Is a King Size Mattress?

Before you even think about loading that mattress, it’s crucial to understand exactly what you’re working with. A standard king size mattress measures 76 inches wide by 80 inches long. That’s over 6 feet wide and nearly 7 feet long—bigger than many dining room tables! And that’s just the mattress itself. Add in a box spring, and you’re looking at even more bulk.

Now, compare that to the average SUV. Most midsize SUVs—like the Honda CR-V, Toyota RAV4, or Ford Escape—have cargo areas that are around 35 to 40 inches tall and 40 to 50 inches wide when the rear seats are folded down. That means a king mattress won’t fit flat inside unless you’re driving a full-size SUV like a Chevrolet Tahoe, Ford Expedition, or Toyota Sequoia. Even then, you’ll likely need to angle it or leave the rear seats up, which limits passenger space.

So, what’s the solution? For most SUV owners, the answer lies in transporting the mattress on the roof. But that brings its own set of challenges—wind resistance, visibility, and securing it properly. Understanding the size of your mattress and the capacity of your vehicle is the first step in making an informed decision.

Mattress Weight Matters Too

It’s not just about size—weight plays a big role too. A typical king size memory foam mattress weighs between 80 and 120 pounds. Innerspring models can be even heavier, especially if they’re hybrid designs with coils and foam layers. Add a box spring, and you could be looking at 150 pounds or more.

Your SUV’s roof load capacity is usually listed in the owner’s manual and ranges from 100 to 200 pounds for dynamic (in-motion) loads. That means if your roof rack is rated for 150 pounds, you’re cutting it close with just the mattress—let alone wind pressure and movement during driving. Always check your vehicle’s specifications before loading anything on the roof.

Box Spring vs. Mattress-Only Transport

Many people assume they need to transport both the mattress and box spring together. But if you’re tight on space or weight, consider alternatives. Some modern mattresses—especially foam or hybrid models—are designed to work on solid platforms or adjustable bases, eliminating the need for a box spring. If that’s the case, you can leave the box spring behind and focus on just the mattress, which cuts down on size and weight significantly.

If you do need the box spring, remember it’s usually the same size as the mattress but much lighter. Still, it adds bulk. Some people choose to ship the box spring separately or have it delivered, while transporting just the mattress themselves. It’s all about balancing convenience, cost, and practicality.

Can Your SUV Handle It? Vehicle Considerations

Not all SUVs are created equal when it comes to hauling large items. Your vehicle’s size, roof strength, and cargo configuration all play a role in whether you can safely transport a king size mattress.

Compact vs. Full-Size SUVs

Compact SUVs like the Nissan Rogue or Subaru Forester are great for city driving and fuel efficiency, but they’re not ideal for hauling oversized items. Their cargo areas are simply too small to fit a king mattress flat, and their roof racks often have lower weight limits. If you drive a compact SUV, your best bet is to secure the mattress on the roof—but only if you have crossbars and a strong rack system.

Full-size SUVs, on the other hand, are built for this kind of job. Vehicles like the GMC Yukon, Ford Expedition, or Lincoln Navigator have massive cargo areas and higher roof load capacities. Some even come with built-in roof rails and crossbars, making it easier to strap down large items. If you’re driving one of these, you might even be able to fit the mattress inside diagonally, especially if you fold down the rear seats.

Roof Rack Compatibility

If you plan to transport the mattress on the roof, you need a reliable roof rack. Most SUVs come with roof rails, but not all have crossbars. Crossbars are essential—they provide the anchor points needed to secure heavy items like mattresses. If your SUV only has rails, you’ll need to purchase compatible crossbars. Brands like Thule, Yakima, and Rhino-Rack offer systems designed for various SUV models.

Always check the weight rating of your roof rack. A dynamic load rating of 150 pounds or more is ideal for a king mattress. Also, make sure the crossbars are spaced far enough apart to support the mattress evenly. Placing all the weight in the center can cause sagging or damage to the roof.

Interior Space and Seat Configuration

Before loading, assess your SUV’s interior. Can you fold the rear seats flat? Are there obstructions like seatbelt anchors or cargo nets? Some SUVs have seats that fold in a 60/40 split, which might allow you to angle the mattress diagonally across the cargo area.

If you’re transporting passengers, you’ll need to balance comfort with cargo space. In many cases, you might have to leave one rear seat up to accommodate the mattress, meaning only two passengers can ride in the back. It’s a trade-off, but often worth it for a one-time move.

How to Secure a King Size Mattress on an SUV

Now that you’ve assessed your vehicle and the mattress, it’s time to talk about securing it. This is where most people go wrong—and where accidents happen. A loose mattress can become a dangerous projectile in the event of sudden braking or a collision.

Use High-Quality Straps, Not Ropes

Forget the old rope or bungee cord method. Those might work for a cooler or a bag of camping gear, but not for a 100-pound mattress. You need ratchet straps or heavy-duty cam buckle straps with a minimum breaking strength of 1,000 pounds. Look for straps with wide, padded hooks to prevent damage to your vehicle’s roof rails or door frames.

When attaching the straps, loop them over the mattress and through the roof rack crossbars. Avoid threading straps through door jambs unless absolutely necessary—this can damage weather stripping and door seals. If you must go through the doors, use protective pads or towels to cushion the contact points.

Distribute Weight Evenly

Place the mattress centered on the roof, with equal overhang on both sides. This helps maintain balance and reduces the risk of the mattress shifting during turns. Secure it with at least four straps—two near the front and two near the rear. Cross the straps in an “X” pattern over the top of the mattress for added stability.

Tighten the straps gradually, checking for slack after each pull. The mattress should be snug but not so tight that it compresses the foam or damages the cover. Over-tightening can also stress the roof rack and vehicle frame.

Protect the Mattress and Your Vehicle

A mattress is not designed to be exposed to the elements. Rain, dirt, and road salt can ruin the fabric and compromise comfort. Wrap the mattress in a waterproof tarp or a large moving blanket before loading. Secure the covering with tape or additional straps to keep it from flapping in the wind.

Also, protect your SUV’s roof. Use foam padding or pool noodles along the edges of the crossbars to prevent scratches. If you’re using door jamb straps, place towels or moving blankets between the strap and the door to avoid paint damage.

Safety Tips and Legal Considerations

Transporting a king size mattress isn’t just about getting it from point A to point B—it’s about doing it safely and legally. Ignoring these factors can lead to fines, accidents, or damage to your vehicle.

Check Local Laws

Laws about transporting oversized items vary by state and even by city. In many places, items extending more than 4 feet beyond the rear of the vehicle require a red flag or light. Some states prohibit blocking taillights, license plates, or windows. California, for example, requires that loads extending beyond the vehicle be marked with a red or orange flag during the day and a red light at night.

Before you hit the road, do a quick search for your state’s Department of Motor Vehicles (DMV) guidelines on oversized loads. It’s better to be safe than sorry—especially if you’re driving through multiple states.

Maintain Visibility and Control

A mattress on the roof can significantly affect your SUV’s aerodynamics. It creates drag, which reduces fuel efficiency and can make the vehicle harder to control at high speeds. You may notice more wind noise, reduced acceleration, and increased sway in crosswinds.

To minimize these effects, drive at moderate speeds—ideally under 65 mph. Avoid highways with strong crosswinds or sudden weather changes. Keep a firm grip on the steering wheel and allow extra distance for braking. If you feel the vehicle becoming unstable, pull over and check the straps.

Also, make sure the mattress doesn’t block your rearview mirror or side mirrors. If it does, you’ll need to adjust your driving position or consider an alternative transport method.

Inspect Before and During the Trip

Before you leave, do a thorough inspection. Make sure all straps are tight, the mattress is centered, and the covering is secure. Give the mattress a gentle shake to test for movement.

During long trips, stop every 30 to 60 minutes to check the straps. Vibration and wind can loosen them over time. Re-tighten as needed and ensure the mattress hasn’t shifted.

Alternative Options: When to Skip the DIY Approach

While hauling a king mattress on an SUV is possible, it’s not always the best choice. Sometimes, the hassle, risk, and cost of DIY transport outweigh the benefits.

Professional Delivery Services

Many mattress retailers offer delivery and setup for a flat fee—often between $50 and $150. This includes bringing the mattress inside, removing old bedding, and even hauling away your old mattress. For many people, this is worth every penny. You avoid the stress of loading, driving cautiously, and potential damage to your vehicle.

Some companies, like Casper, Purple, and Saatva, even offer white-glove delivery, where technicians handle everything from unboxing to bed frame assembly. If you’re short on time, energy, or confidence, this is a smart investment.

Rent a Truck or Trailer

If you’re moving or transporting multiple large items, consider renting a pickup truck or cargo trailer. U-Haul, Home Depot, and Lowe’s offer affordable daily rentals. A small truck can easily fit a king mattress flat in the bed, and you won’t have to worry about roof racks or wind resistance.

Trailers are another option, especially if you don’t have a hitch. Many SUVs can tow small utility trailers, which provide a secure, enclosed space for your mattress. Just make sure your vehicle is rated for towing and that you have the proper hitch installed.

Ask for Help

Don’t underestimate the power of teamwork. If you have a friend with a larger vehicle—like a minivan, pickup truck, or full-size SUV—ask if they can help. Splitting the cost of gas or buying them lunch is often cheaper and safer than risking damage to your own vehicle.

You can also hire local movers through apps like Dolly, Lugg, or TaskRabbit. These services connect you with people who have trucks and experience moving large items. It’s usually more affordable than full-service movers and gives you flexibility.

Real-Life Examples: Stories from SUV Owners

To give you a better sense of what it’s really like, here are a few real-world examples from people who’ve hauled king mattresses on their SUVs.

Sarah’s Ford Explorer Adventure

Sarah, a teacher from Denver, recently bought a king mattress online. She drives a 2020 Ford Explorer and wasn’t sure if she could handle the transport herself. After measuring her cargo area and checking the roof rack specs, she decided to go for it.

She wrapped the mattress in a tarp, used four ratchet straps, and secured it to the crossbars. She drove slowly, avoided highways, and made it home in one piece. “It was nerve-wracking at first,” she said, “but once I got going, it wasn’t so bad. Just take your time and double-check everything.”

Mike’s Toyota RAV4 Challenge

Mike, a college student, tried to haul a king mattress on his 2018 RAV4. He didn’t have crossbars, so he used the roof rails and strapped the mattress through the door jambs. Halfway home, a strap came loose, and the mattress shifted, blocking his rear window.

“I pulled over immediately,” Mike recalled. “I was lucky nothing happened. I ended up calling a friend with a truck to finish the job. Lesson learned: don’t cut corners.”

Lisa’s GMC Yukon Success

Lisa, a nurse from Atlanta, drives a GMC Yukon and had no trouble fitting the mattress inside. She folded down the rear seats, angled the mattress diagonally, and used bungee cords to keep it from sliding. “It fit like a glove,” she said. “I didn’t even need the roof. Big SUVs are worth it for stuff like this.”

Final Thoughts: Is It Worth It?

So, can you haul a king size mattress on an SUV? Absolutely. With the right preparation, equipment, and mindset, it’s a manageable task for most SUV owners. But it’s not without risks—and sometimes, the smartest move is to let the professionals handle it.

If you’re confident in your ability to secure the mattress, drive safely, and follow the rules, go for it. Just remember: safety first. Use quality straps, protect your vehicle and mattress, and never rush the process.

On the other hand, if you’re unsure, short on time, or driving a smaller SUV, consider alternatives like delivery, truck rental, or hiring help. A few extra dollars can save you a lot of stress—and potentially prevent an accident.

At the end of the day, your mattress is an investment in your health and comfort. Treat it—and your SUV—with care, and you’ll both arrive home in one piece.

Frequently Asked Questions

Can I fit a king size mattress inside my SUV without using the roof?

It depends on your SUV’s size. Full-size SUVs like the Chevrolet Tahoe or Ford Expedition may fit a king mattress diagonally with rear seats folded. Compact SUVs usually can’t accommodate it flat and require roof transport.

Do I need a special roof rack to haul a mattress?

Yes, you need crossbars attached to your roof rails. Most SUVs come with rails, but crossbars are often sold separately. Make sure the rack is rated for at least 150 pounds dynamic load.

Can I use bungee cords to secure a mattress?

No, bungee cords are not strong or secure enough. Use ratchet or cam buckle straps with a high breaking strength to prevent the mattress from shifting or flying off.

Is it legal to transport a mattress on the roof of my SUV?

In most states, yes—as long as it doesn’t block lights, windows, or license plates, and doesn’t extend too far beyond the vehicle. Check your local DMV rules for specific requirements.

Will hauling a mattress damage my SUV’s roof?

It can if not done properly. Use foam padding on crossbars and avoid over-tightening straps. Never thread straps through door jambs without protective padding.

Should I drive slower when transporting a mattress on my SUV?

Yes, reduce your speed to under 65 mph. The mattress creates wind resistance and can affect handling, especially in crosswinds or during sudden maneuvers.