Understand what you're working with
A fitted sheet looks impossible to fold because of its elasticated corners — they resist lying flat and cause bunching. The trick is to use the corners against themselves by nesting them together, turning the chaos into a tidy rectangle before you even think about folding.
What you need
Just the sheet and a flat surface — a bed or large table works best. You can do this entirely in the air if you're confident, but beginners do better with a surface to lay the sheet on partway through.
Shake it out first
Give the sheet a firm shake before you start. It removes static cling and lets the fabric hang naturally, which makes the first steps much easier.
Nest the corners
Hold the sheet lengthwise with one hand inside each of the two short-end corners, so your hands are inside the pockets the elastic creates. Bring your right hand across to your left, flipping the right corner over and around the left — so the right corner now sits neatly inside the left corner like a pouch.
Do it twice
Walk your hands along to the other two corners and repeat — flip the right corner over the left so you have one big nested corner in each hand. Now bring those two large corners together and nest them again. You should end up with all four corners stacked inside one another, and the sheet forming a rough C or U shape.
Right over left, every time
Keeping the direction consistent — always right over left — stops the sheet from twisting and makes the next step far cleaner.
Lay flat and fold into a rectangle
Lay the nested sheet on your surface with the curved elastic edge facing you. Smooth the fabric into a rough rectangle — you'll notice the curved edge is the only part that won't lie completely flat, and that's fine. Fold that curved edge inward by about a third so it disappears into the middle of the sheet.
Final folds
Now treat it like any flat sheet. Fold the rectangle in thirds lengthwise (or in half twice), then fold into thirds or quarters the other way until you have a compact, stackable square. Aim for a shape that stands upright in your linen cupboard without flopping open.
Sizing changes the fold count
King sheets fold into thirds then thirds. Single sheets often fold better in half then thirds. Adjust based on your shelf width — aim for a square, not a sausage.
Practice and resources
The first attempt takes five minutes and feels wrong. The second takes three. By the fifth time your hands know what to do before your brain catches up — pure muscle memory. Grab every fitted sheet in the house and run through them back to back for the fastest learning curve.
Keep sets together
Store your fitted sheet, flat sheet, and a pillowcase folded inside the second pillowcase as one bundle. Pull one thing off the shelf and the whole set is ready — no rummaging.
Fold warm, not cold
Fitted sheets fold most cleanly straight from the dryer while the fabric is still slightly warm and pliable. Cold, stiff sheets fight you.