Texas King Bed Guide: Size (80 x 98 Inches), Room Needed, Bedding, Cost and Who Needs One
Quick answer: a Texas king mattress measures 80 inches wide by 98 inches long, according to most sources. That makes it 4 inches wider and 18 inches longer than a standard king (76 by 80 inches). You need a large room, specialized bedding and a budget that allows for a premium price.
This article is part of our bed sizes chart, where you can compare related options.
The Texas king is one of the oversized mattress sizes made for very tall sleepers, large families and anyone who wants a huge bed. It is rare, and bedding and frames can be hard to find. This guide explains the size, how it compares with king and California king, how much room it needs, what to know about bedding, cost and availability and who should consider one. On 80 by 98 inches, but one page describes an 80 by 80 inch square, which conflicts with the rest, so I treat 80 by 98 as the better-supported figure. Room-size estimates also vary. I found no dollar prices.

Texas King Dimensions
| Size | Width | Length |
|---|---|---|
| Standard king | 76 inches | 80 inches |
| California king | About 72 inches | About 84 inches |
| Texas king | 80 inches | 98 inches |
One guide says a Texas king mattress measures 80 by 98 inches, 18 inches longer than a standard king. A Puffy page, however, describes a perfect square at 80 by 80 inches, which conflicts with the rest of the results. Check the exact size with the maker. In feet, 80 by 98 inches is about 6.7 by 8.2 feet (my conversion).
See the king vs queen guide for standard king and queen sizes, and the full size bed dimensions in feet guide for feet conversions.
Texas King vs King vs California King
Versus a standard king. The Texas king is slightly wider and much longer. It suits sleepers over six feet tall. Versus a California king. The California king is narrower but longer than a standard king (84 inches), while the Texas king is wider and longer than both. Puffy and Nectar publish Texas king vs California king comparisons. Related oversized sizes. Wyoming king and Alaskan king are other oversized names. Them as rare.
Room Size
Estimates differ: One source recommends a bedroom measuring at least 10 by 12 feet. Another says you will need a room that is at least 12 by 14 feet. A third suggests a room of not less than 9 feet or 104 inches in width.
Treat these as rough guides and check your own floor plan, including walkways. Draw the bed’s outline (about 6.7 by 8.2 feet) with painter’s tape on the floor and see how much space remains. Remember that the frame adds width and length, so a headboard and footboard can add a few inches more. See the bedroom furniture sets guide for layout planning.
Bedding
Standard bedding usually does not fit. You will likely need to invest in specialized bedding designed for this bed size. This can include extra-large sheets and comforters. Availability is limited in Canada and sheets can be hard to find. Options: buy from specialty or custom bedding retailers; use oversized king sheets and tuck extra length; make or order custom bedding; check deep-pocket sheets for thick mattresses; check bed skirt sizing. See the bed skirt guide; see the bedding sets and pillow cases guides for sets and sizes.
Always measure the mattress and the thickness before ordering.
Frames and Support
A Texas king frame is usually a custom or specialty item. A box spring, if used, would also be oversized. Check: center support legs; slat spacing; weight rating; warranty requirements. See the king box spring guide.
Because the bed is huge, delivery and assembly can be hard. Measure doors, hallways and stairs. Ask about a two-piece or split construction.
Cost
Prices run higher than standard sizes. One source says that because these sizes are made in low volumes, manufacturers charge a premium. Another notes that the larger the bed, the higher the cost. The Alaskan king typically commands the highest price, followed by the Texas and Wyoming kings. Budget for the mattress, frame, bedding and delivery.
Who Should Consider a Texas King?
Key points: very tall sleepers who find 80 inches too short; families that share a bed with kids and pets; couples who want a lot of space; people with large bedrooms.
For most people, a standard king or California king is enough. Think about whether you can fit the bed through your home and whether you can find replacement bedding.
What are the main strengths and weaknesses?
On the plus side: huge sleeping space; good for tall sleepers; room for family or pets. On the downside: needs a very large room; hard to find bedding and frames; costs more; delivery challenges; resale and replacement are harder.
How to Decide
Measure your bedroom and plan walkways. Measure delivery access. Check availability of mattresses and frames in your region. Check bedding sources. Compare the size with a California king and king. Check the warranty and return policy. Budget for extras. Try a similar size in a store if possible.
What mistakes should you avoid?
A few common mistakes are worth avoiding: assuming the size is 80 by 80 (some pages say so); not measuring the room; forgetting bedding availability; underestimating delivery challenges; ignoring center support for the frame; skipping the warranty and return policy.
Frequently Asked Questions
How big is a Texas king bed?
80 by 98 inches.
How much longer is a Texas king than a king?
18 inches longer (98 vs 80 inches), per a guide.
What room size do I need?
Sources range from 10 by 12 feet to 12 by 14 feet or more. Plan walkways.
Can I use regular king sheets?
Usually not. You may need specialized or oversized bedding.
Is a Texas king more expensive?
Prices are higher because of low production volumes, but I found no dollar figures.
Who needs a Texas king?
Very tall sleepers and families wanting a very large bed.
Conclusion
A Texas king bed is huge: 80 by 98 inches in most sources. It suits very tall people and big families, but it needs a large room, special bedding and a bigger budget.
Measure your room and delivery path, check sources for bedding and compare it with a standard or California king. Then decide whether the extra space is worth it.
Related guides
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Alaskan King Bed Guide: Dimensions, Room Size, Bedding and Is It Worth It?An Alaskan king is the biggest standard mattress size most people will ever shop for. It is a huge, square bed…Read more →
California King Bed: Dimensions, King vs Cal King and Who Needs OneA California king bed is the longest standard mattress you can buy. It s a little narrower than a regular king…Read more →
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