Should curtains touch the floor?

Sarah MitchellInterior Designer, 12 years

May 6, 2026

Quick Answer

Yes, in most rooms curtains should just touch the floor or hover 1 cm above it. This is called a clean break and it looks the most polished. Curtains that stop mid calf or at the window sill make the room look shorter. The only rooms where shorter curtains make sense are kitchens and bathrooms where moisture and splashes are a problem.

Curtains should touch the floor in most rooms. Floor length curtains make ceilings look taller, rooms feel more finished, and windows appear larger. Curtains that stop halfway down the wall or at the window sill are the number one decorating mistake interior designers see in client homes. The only exceptions are kitchens, bathrooms, and windows directly above radiators.

What are the four curtain length options?

Style	Length	Best For	Avoid In
Float	1 to 2 cm above floor	Modern rooms, homes with pets, high traffic areas	Formal rooms
Kiss / Break	Just touching the floor	Most rooms, most versatile, looks polished	Kitchens, bathrooms
Puddle	5 to 15 cm pooling on floor	Formal dining rooms, master bedrooms, tall windows	High traffic, homes with pets or children
Sill length	Ends at window sill	Kitchens, bathrooms, above radiators	Living rooms, bedrooms

The kiss or break length is the safest default for any room. It looks intentional without being fussy, and it stays cleaner than a puddle style.

How high should the curtain rod be?

Mount the curtain rod 10 to 15 cm (4 to 6 inches) above the top of the window frame, or as close to the ceiling as possible. This is the single most impactful trick for making a room feel taller. A rod mounted right at the window frame shortens the visual height of the wall. A rod mounted near the ceiling draws the eye up and adds the illusion of 20 to 30 cm of extra height.

For width, extend the rod 15 to 25 cm beyond each side of the window frame. When curtains are open, they stack on the wall rather than covering the glass. This lets in maximum light and makes the window look wider.

What curtain length mistakes should you avoid?

The worst mistake is curtains that stop 10 to 15 cm above the floor. This is the visual equivalent of wearing trousers that are too short. It looks accidental, not intentional. If your curtains are already this length, the cheapest fix is to move the rod higher, which also gives the room a taller feel.

The second mistake is mixing curtain lengths in the same room. If one window has floor length curtains and another has sill length curtains, the room looks unfinished. Pick one length and commit to it across all windows in the same space.

How do you measure for the right curtain length?

Measure from the curtain rod to the floor with a metal tape measure. Do not use a cloth tape as it stretches. Measure at three points across the window because floors are rarely perfectly level. Use the shortest measurement for a float style, and add 2 to 5 cm for a break or kiss style. For a puddle, add 10 to 15 cm. Always round up rather than down because you can hem curtains shorter but you cannot make them longer.

Summary

Curtains should touch or nearly touch the floor in every room except kitchens and bathrooms. Mount the rod 10 to 15 cm above the window frame and 15 to 25 cm wider on each side. The kiss or break length is the safest choice for any room. Never let curtains stop mid wall, and keep the same length across all windows in one room.