Sheets · Twin XL
Twin XL sheet size and fitted-pocket measurements
A Twin XL fitted sheet targets a nominal 38 × 80 inch mattress. Current examples are about 39 × 80 inches, with flat sheets ranging from 66 × 102 to 71 × 104 inches.
Semrush US · 1,000 searches/mo · KD 8| Label or calculation | Dimensions | What it means |
|---|---|---|
| Nominal mattress top | 38 × 80 in (96.5 × 203.2 cm) | Five inches longer than Twin. |
| Current fitted examples | 39 × 80 in (99.1 × 203.2 cm) | Pocket depth is a separate dimension; one example is 16 in. |
| Current flat-sheet examples | 66 × 102 to 71 × 104 in | Finished top-sheet sizes differ by manufacturer. |
Twin and Twin XL can share top-bedding labels, but a standard Twin fitted sheet is about five inches too short.
Match the 80-inch length first
A Twin XL fitted sheet needs an elongated top panel and corner placement. Pocket depth must also cover the mattress, topper, and pad stack.
Flat-sheet dimensions determine usable drop
The current examples differ by five inches of width and two inches of length. Use the smaller finished width when deciding whether the side drop is sufficient.
Measurement method
Start with the product and space you actually have.
- 1
Measure the mattress. Record width, length, and full depth without relying on the label.
- 2
Add every layer. Toppers and pads change fitted-sheet pocket needs.
- 3
Choose coverage. Decide the side drop, foot drop, top alignment, and any tuck.
- 4
Read finished dimensions. Compare your target with the actual product specification.
Questions, answered
Frequently asked questions
Do Twin sheets fit Twin XL?
Standard Twin fitted sheets are nominally five inches too short. A flat sheet may be sold for both, but check its finished dimensions.
What fitted-sheet pocket does Twin XL need?
Measure the full vertical stack and select a stated pocket depth with appropriate allowance; the Twin XL label alone does not answer depth.