Mattress Size Chart

Mattress Size Chart

Choosing the right mattress size is an important decision that can significantly impact your sleep quality and overall comfort. With various mattress sizes available, it can be overwhelming to determine which one is the best fit for your needs. 
This comprehensive mattress size chart will provide an overview of different mattress sizes, their dimensions, and some key considerations to help you make an informed decision. Whether you are looking for a twin mattress for a child's room or a spacious king mattress for a couple, this guide will assist you in finding the perfect fit for your bedroom.
Don't see your size listed in the chart? No problem!You can select the correct width and length using the drop-down toolbars on each mattress page. Once selected, the price for that size will be shown in green towards the top of the page.

Factors To Consider When Choosing a Mattress Size

When choosing the right mattress size, several essential factors must be considered. Each factor is crucial in selecting a mattress size that provides optimal comfort and suits your needs. These factors will guide you in choosing the ideal mattress size that promotes restful sleep and accommodates your needs and preferences.

  • Bedroom Size: The size of your bedroom will determine the maximum size of mattress that can comfortably fit. Measure your bedroom space to ensure there is enough room for the mattress and any additional furniture or walkways you may need.
  • Number of Sleepers: Determine how many people will be sharing the bed. If you sleep alone, a smaller mattress size may be sufficient. However, if you share the bed with a partner, children, or pets, you may need a larger size to accommodate everyone comfortably.
  • Sleepers' Sizes: Consider the height and body sizes of the individuals sleeping on the mattress. Taller individuals may require extended mattress sizes to ensure their feet aren't hanging off the edge. Additionally, if a sleeper moves around a lot during sleep, a larger mattress size may provide more space and reduce disturbances.
  • Sleeping Positions: Different sleeping positions have different space requirements. Side sleepers often prefer more width and length to stretch out, while back and stomach sleepers may need less width but more support for proper spinal alignment. Consider your desired sleeping position(s) and choose a mattress size that accommodates your needs.
  • Mattress Price: Budget plays a significant role in the decision-making process. Larger mattress sizes tend to be more expensive than smaller sizes. Set a budget and find a balance between size, quality, and price that meets your requirements.


Which mattress size is best for me?

The best mattress size depends on your bedroom size, the number of sleepers, individual preferences, and space requirements. Standard mattress sizes include twin, full, queen, and king. Consider your specific needs and consult the mattress size chart to determine the best fit for you.

How thick is the average mattress?

The average thickness of a mattress can vary, but most standard mattresses range from 8 to 12 inches thick. However, some mattresses, such as hybrid or pillow-top mattresses, can be wider, reaching up to 14 inches or more.

How do I know my mattress size?

To determine your mattress size, measure the length and width of your mattress using a measuring tape. Mattress sizes are typically standardized, so refer to the mattress size chart or check the label on your current mattress for the size information.

What is the most popular mattress size?

The most popular mattress size is the queen size. Queen mattresses offer a good balance of space and versatility, making them suitable for couples and individuals wanting more room to spread out while still fitting comfortably in most bedrooms.

What's the largest mattress size?

The largest standard mattress size is the king size. King mattresses provide ample space for couples, allowing each person to have their sleeping area. The dimensions of a standard king-size mattress are approximately 76 inches wide by 80 inches long. However, specialty mattress sizes are available, such as the California king, which is longer but narrower than a standard king size.