Is King Headboard and California King Headboard the Same Size?

No, a king headboard and a California king headboard are not the same size, and using them interchangeably can lead to fit issues and design misalignment.

Have you ever stood in a furniture store or browsed online, totally confused by the sizing differences between a king and a California king bed? You’re not alone. While both are considered “king-size,” their dimensions differ just enough to cause problems—especially when it comes to headboards. This seemingly small detail can make or break the look and function of your bedroom setup.

The standard king (also known as Eastern king) measures 76 inches wide by 80 inches long, while the California king is 72 inches wide by 84 inches long. That 4-inch width difference and 4-inch length swap impacts how a headboard will line up with the bed frame, especially if it’s a tight or flush design.

Best Headboards for King and California King Beds

Choosing the right headboard isn’t just about style—it’s about getting the correct size for your bed. Whether you have a standard king or a California king, the width difference of 4 inches matters. Here are three top-rated headboards designed to fit your specific bed size and elevate your bedroom setup.

Zinus Jessica Upholstered Scalloped Headboard – King Size

Why we picked it: Chic, modern design meets precision sizing. Its sturdy construction fits a standard king perfectly, while the adjustable height ensures compatibility with most king bed frames.

Modway Lily Tufted Linen Headboard – California King Size

Why we picked it: Designed specifically for California king beds, this headboard offers sleek tufted elegance with a width that matches the 72″ frame exactly—no awkward gaps or overhangs.

Flash Furniture Cambridge Tufted Upholstered Panel Headboard – Adjustable for King/Cal King

Why we picked it: Ideal for flexibility, this headboard comes with adjustable legs and can accommodate both king and Cal king sizes, making it great for users who might switch bed sizes.

What are the exact dimensions of a king vs. a California king headboard?

Understanding the precise dimensions of king and California king headboards is essential if you want a well-fitted, visually appealing bed setup. While both are designed for larger beds, their measurements differ due to the distinct dimensions of the mattresses they accompany.

A standard king-size bed, also known as an Eastern king, typically measures 76 inches wide by 80 inches long. As a result, headboards designed for this bed frame are usually built to match or slightly exceed this width. Most king headboards measure between 78 and 80 inches wide, depending on the design (flush, wingback, or with side extensions).

In contrast, a California king-size bed measures 72 inches wide by 84 inches long. So, headboards for Cal kings are usually 74 to 76 inches wide, again depending on the style. This means a California king headboard is narrower but taller than a standard king one, as it complements the longer mattress.

Here’s a quick side-by-side comparison:

Headboard Type	Typical Width (inches)	Mattress Size it Fits
King (Eastern)	78–80	76” W x 80” L
California King	74–76	72” W x 84” L

Why this matters:

If you try to use a king headboard on a Cal king bed, it will overhang on both sides by about 2 inches, and the alignment with the bed frame’s mounting brackets may be off. The reverse—using a Cal king headboard on a standard king bed—can leave noticeable gaps on the sides, making the bed look incomplete.

Also, many modern headboards come with adjustable mounts to fit both sizes, but this isn’t always the case. Always check the manufacturer’s specifications to ensure a proper fit.

To get the best aesthetic and structural fit, always buy a headboard that matches your bed size precisely—or choose an adjustable option.

Can I use a king headboard with a California king bed?

While it is technically possible to use a king headboard with a California king bed, it’s generally not recommended unless you’re prepared to adjust the setup. Here’s why:

Width Mismatch

A king-size bed measures 76 inches wide, while a California king measures 72 inches wide—a difference of 4 inches. King headboards are typically built to match the width of the bed, usually ranging between 78 and 80 inches. This extra width makes a king headboard wider than the California king bed frame, so using a king headboard on a California king will cause the headboard to overhang on both sides by approximately 2 inches.

Mounting Issues

Another concern is the mounting system. Headboards typically have brackets or mounting holes that align with the bed frame’s structure. If you try to mount a king headboard on a California king bed, the mounting holes may not line up correctly. You might end up with a loose or unbalanced fit. This can be particularly problematic if the headboard has fixed brackets rather than adjustable ones.

Aesthetic Considerations

Visually, a king headboard on a California king bed may not look as sleek and cohesive. The overhanging sides can make the bed appear disproportionate or unbalanced. If you’re aiming for a minimalist or streamlined look, the size mismatch could be distracting.

What You Can Do:

• Adjustable Headboards: Some headboards feature adjustable mounting systems that allow them to fit both king and California king beds. These are perfect if you want flexibility and don’t mind a slight difference in width.
• Custom Solutions: If you’re set on using a king headboard, you could consider modifying it to fit the California king bed by altering the width of the brackets or adding extensions. However, this requires woodworking skills or professional help.
• Opt for a California King-Specific Headboard: The best option is to buy a headboard designed specifically for a California king bed. This guarantees a perfect fit and ensures that the headboard complements the dimensions of the mattress.

How can I measure my bed to determine if my headboard will fit?

Ensuring your headboard fits properly starts with accurately measuring your bed and the headboard. While it may sound straightforward, small mistakes in measurement can lead to poor alignment and an unbalanced look. Here’s a step-by-step guide to help you measure your bed and headboard for a perfect fit.

1. Measure the Bed’s Dimensions

Before measuring your headboard, confirm your bed’s size. The key measurements for a bed are width and length, as these determine how wide and long the headboard should be.

• King Bed Dimensions: A standard king bed (Eastern king) measures 76 inches wide by 80 inches long.
• California King Bed Dimensions: A California king bed measures 72 inches wide by 84 inches long.

To check the size of your bed:

• Measure the width across the top of the mattress.
• Measure the length from the head to the foot of the mattress.

2. Measure the Headboard

Next, measure the width and height of the headboard to ensure it fits well with the bed frame and your room design.

• Width: Measure the width of your headboard, ensuring it matches or slightly exceeds the width of your bed frame. For king-size beds, a headboard should be between 78 and 80 inches wide; for California king beds, a headboard should measure between 74 and 76 inches wide.
• Height: Check the height from the top of the mattress to the top of the headboard. You might prefer a taller headboard for a more dramatic look, but make sure it doesn’t overpower the space. Standard headboards are typically between 48 and 58 inches high.

3. Consider the Mounting System

After measuring the bed and headboard, check the mounting system. Most headboards have brackets or pre-drilled holes that align with the bed’s frame. To ensure proper fit:

• Measure the distance between the mounting holes on your bed frame.
• Compare this to the mounting options available on the headboard. If they don’t match, you might need to adjust the headboard or choose one with an adjustable bracket system.

4. Check for Adjustability

If you’re unsure about the exact fit, look for adjustable headboards. Many modern headboards come with adjustable brackets that allow you to fine-tune the fit across different bed sizes, such as both king and California king beds.

5. Allow Extra Room for Aesthetic Flexibility

Don’t forget about the room’s visual appeal. When you measure your headboard, consider how much space you want around the sides of the bed. A headboard should enhance the overall aesthetic of the room, so it’s important to leave some room for symmetry, especially in larger rooms.

What is the difference between an Eastern king and a California king bed, and how does it affect the headboard choice?

The terms Eastern king and California king can be confusing, especially when it comes to choosing the right headboard. Understanding the key differences between these two bed sizes is crucial for selecting the perfect headboard that fits seamlessly with your mattress.

1. Size Differences

The primary difference between an Eastern king (or standard king) and a California king bed lies in their dimensions.

• Eastern King (King Size): The standard king mattress measures 76 inches wide by 80 inches long. This size provides ample width, making it ideal for couples who need more space to spread out.
• California King (Cal King): The California king mattress measures 72 inches wide by 84 inches long. It is slightly narrower but longer, making it a great choice for taller individuals who need extra legroom.

2. How the Size Affects the Headboard

Because of the size differences, the width and height of the headboard required will differ depending on the bed size.

• Eastern King Headboards: These headboards are designed to complement the wider 76-inch width of the bed. They typically measure between 78 and 80 inches wide and may have additional design features, such as side wings or extended paneling to fully cover the width of the bed.
• California King Headboards: These headboards are generally 74 to 76 inches wide, reflecting the narrower width of the California king mattress. The height may also vary slightly, as the taller length of the California king bed requires a headboard that balances out the visual proportions.

3. Impact on Fit and Style

The difference in size affects not only the fit of the headboard but also its style and design. A headboard that is too wide for your bed will look out of place, while a headboard that’s too narrow may leave noticeable gaps. Additionally, the longer length of the California king bed may require a taller or more imposing headboard to create a balanced visual presence in the room.

For example, using an Eastern king headboard on a California king bed will result in the headboard being wider than the mattress, creating an overhang on both sides. This can be visually jarring, and depending on the mounting system, the fit may be problematic. On the other hand, using a California king headboard on an Eastern king bed will leave gaps, making the bed appear out of proportion.

4. Compatibility

To avoid these issues, always ensure you are selecting a headboard designed specifically for the bed size. Some headboards come with adjustable features, allowing you to fit both bed sizes, which offers flexibility if you plan to change your bed frame in the future.

Are adjustable headboards a good solution for King and California King Beds?

If you’re unsure whether to go for a king or California king headboard, or if you plan on switching bed sizes in the future, an adjustable headboard might be the perfect solution. These headboards offer versatility and ease of use, making them an attractive choice for many homeowners.

Here’s why adjustable headboards are a great option for both king and California king beds.

1. Flexibility for Multiple Bed Sizes

The most significant benefit of an adjustable headboard is its ability to fit both King and California King beds. Many adjustable models come with brackets or mounting systems that allow you to adjust the width and height to accommodate different bed sizes.

For instance, some headboards can adjust from 76 inches (king) to 72 inches (California king) in width, ensuring a snug fit regardless of which bed size you choose.

This is particularly useful for people who frequently change their bedding setup or move to different types of bed frames. With an adjustable headboard, you don’t have to worry about buying a new headboard each time you upgrade your mattress size.

2. Easy to Install and Adjust

One of the most user-friendly aspects of adjustable headboards is their ease of installation. Many models are designed to be easy to install, with mounting systems that allow you to set the desired width and height in just a few minutes. The adjustment mechanism usually involves sliding the brackets or posts along the frame, which allows for quick modifications without the need for special tools or professional assistance.

Moreover, some adjustable headboards come with a telescoping design for height adjustments, which is perfect if you plan on switching between different mattress thicknesses.

3. Space-Saving Design

In addition to being functional, adjustable headboards are often designed to maximize space. If you live in a smaller room or are concerned about the headboard overwhelming your space, an adjustable model can help you customize the size and style. You can set it to a lower profile or a taller, more imposing look, depending on your room’s aesthetic.

4. Aesthetic and Design Variety

Adjustable headboards don’t sacrifice style for functionality. They come in a wide variety of designs, from modern and minimalist to classic and ornate. Whether you’re looking for a tufted upholstered design or a sleek wooden panel, adjustable headboards are available in styles that complement any bedroom decor.

5. Cost-Effective Solution

While adjustable headboards can cost a bit more upfront than fixed-size headboards, they can be more cost-effective in the long run. Since they can accommodate both king and California king beds, you won’t need to replace your headboard if you decide to change bed sizes later on. This long-term value is particularly important if you’re investing in a quality headboard for your home.

Can I use a California King headboard with a King bed?

Many people wonder if it’s possible to use a California King headboard with a King bed. Although both are large bed sizes, using a California king headboard on a King bed is not ideal and could present a few issues. Here’s why and how you might be able to make it work.

1. Width Mismatch

The most noticeable problem when using a California King headboard with a King bed is the width mismatch. A California King bed measures 72 inches wide, while a King bed (also known as an Eastern King) measures 76 inches wide.

This means that a California King headboard, which is designed to fit the narrower 72-inch width, will leave extra space on both sides when paired with a King bed. The headboard will be around 4 inches narrower than the width of the King bed frame, which can create an imbalance in the look of the bed.

2. Aesthetic Imbalance

Visually, a California King headboard on a King-sized bed may appear too small in relation to the width of the bed. The extra width of the King bed will make the headboard seem out of place, as it won’t provide the symmetrical or cohesive look you might want.

This is especially noticeable if the bed frame has side panels or a decorative design that amplifies the mismatch.

If you prefer a balanced, cohesive design, the width difference between the bed and headboard can detract from the overall aesthetic of your bedroom. A narrower headboard may also make the space look incomplete or unbalanced.

3. Mounting Issues

Another potential problem is the mounting system. Most headboards are designed to fit a specific bed size, and their mounting holes or brackets are positioned accordingly.

If you try to use a California King headboard with a King bed, the brackets may not align with the bed frame, which can cause stability issues or make the headboard difficult to attach properly.

While some headboards have adjustable mounting brackets, not all of them do, meaning the mounting system might be fixed for a specific bed size. In that case, you would need to either adjust the brackets or purchase an adjustable headboard to ensure proper alignment.

4. Possible Solutions

If you’re determined to use a California King headboard with your King bed, there are a few options to make it work:

• Custom Brackets: You can install custom brackets to ensure the headboard fits securely onto the King bed. This might involve some DIY work or hiring a professional to make the necessary adjustments.
• Decorative Solutions: If the width mismatch bothers you aesthetically, you can add decorative elements to the sides of the bed, such as curtains, panels, or side tables, to help mask the discrepancy.
• Adjustable Headboard: As mentioned in a previous FAQ, opting for an adjustable headboard can eliminate the issue entirely. With an adjustable design, you can easily change the width and ensure the headboard fits the King bed perfectly.

5. Why It’s Better to Use the Correct Headboard Size

Although it’s technically possible to use a California King headboard on a King bed, it’s generally not recommended due to the design and mounting complications.

For the best aesthetic, fit, and function, it’s always preferable to choose a headboard specifically designed for your bed size. This ensures that everything aligns properly and looks visually pleasing.

What should I consider when choosing a headboard for my King or California King bed?

Choosing the right headboard for your King or California King bed can significantly enhance your bedroom’s look and functionality. There are several factors to consider to ensure that your headboard complements both your bed size and the overall style of your room. Here’s a guide to help you make the best choice.

1. Bed Size Compatibility

First and foremost, ensure that the headboard is designed for the correct bed size. As we’ve discussed earlier, a King bed and a California King bed have different dimensions, so the headboard needs to align properly with the width and height of the mattress. A mismatched headboard can result in poor alignment, gaps, or an imbalanced appearance. To avoid this, either choose a headboard specifically labeled for your bed size or opt for an adjustable headboard to account for the differences.

• For King beds, look for a headboard that is 76 inches wide (or slightly wider).
• For California King beds, go for a headboard that is 72 to 76 inches wide.

2. Material and Style

The material of the headboard plays a crucial role in both durability and aesthetic appeal. Headboards come in various materials, each offering a unique look and feel. Consider what style you want to achieve:

• Wooden Headboards: Great for classic or rustic designs, wooden headboards offer a warm, natural look. They are also durable and easy to maintain.
• Upholstered Headboards: These provide a soft, luxurious feel and can be found in a range of colors and fabrics. Upholstered headboards are great for modern or contemporary rooms and offer added comfort for sitting up in bed.
• Metal Headboards: Metal headboards are sleek and often have a more industrial or minimalist design. They can fit well with modern or transitional decor.
• Leather or Faux Leather Headboards: For a sophisticated and modern look, leather or faux leather headboards add an elegant, polished touch to any bedroom.

The style of the headboard should also complement your existing room decor. Whether you’re aiming for a traditional, modern, or boho-chic vibe, the right material and design can elevate the overall feel of your space.

3. Height of the Headboard

The height of the headboard can greatly influence the visual balance of your room. A headboard that’s too short might look disproportionate, while one that’s too tall could overpower the space. To achieve the best visual effect:

• For King beds, aim for a headboard that is typically between 48 and 58 inches tall.
• For California King beds, since the bed is longer, you might want a headboard that is slightly taller to balance out the extra length.

Consider your room’s ceiling height as well. In rooms with higher ceilings, a taller headboard can create a striking focal point, while in smaller rooms, a more modest height might be more appropriate.

4. Mounting and Stability

Check the mounting system of the headboard to ensure that it will fit securely with your bed frame. Most modern headboards come with adjustable brackets that can be installed easily, but some models might require specific types of frames.

When choosing a headboard, verify that it’s compatible with your bed’s frame and that the mounting system provides adequate stability. This is especially important for larger beds like King and California King beds, as a sturdy headboard ensures safety and durability.

Some headboards are designed to be free-standing, which means they don’t need to be mounted to the bed frame. These are a great choice if you want more flexibility in terms of placement.

5. Budget Considerations

Lastly, consider your budget when choosing a headboard. Headboards come in a wide range of prices depending on the material, design, and features. While it’s tempting to opt for a budget-friendly option, keep in mind that a high-quality headboard can be a long-term investment.

Look for a balance between quality and cost, and ensure that the headboard you choose will stand the test of time.

• Entry-Level Price Range: Basic, wooden, or metal headboards.
• Mid-Range Price Range: Upholstered or designer headboards with extra features like storage or adjustable heights.
• High-End Price Range: Custom-made, luxury materials like solid wood or leather, with premium craftsmanship.

Conclusion

Understanding the differences between King and California King headboards is crucial for choosing the right one for your bed. While both bed sizes are large, the width difference between the two can affect your choice of headboard, especially in terms of fit and aesthetic.

Whether you’re looking for a headboard that complements your bedroom decor or seeking a versatile adjustable model, the key is to prioritize the proper fit, material, and functionality to ensure both comfort and visual appeal.

For those with a King or California King bed, the correct headboard can transform the room’s look, providing a stylish focal point while enhancing comfort. Don’t forget to consider the height, style, and mounting system of your headboard to ensure it matches your preferences and needs.

Additionally, adjustable headboards provide an excellent solution for those who need flexibility and want to switch bed sizes without having to buy a new headboard.