Flooring Calculator — How Much Flooring Do I Need?

The Flooring Calculator estimates the total amount of flooring material you need for a room, including a waste allowance for cuts, joins, and pattern matching. Whether you are laying hardwood, laminate, vinyl, carpet, or tiles, getting the quantity right prevents costly waste and avoids running short mid-project.

How to Use This Calculator

  1. 1

    Measure the length and width of the room in metres.

  2. 2

    Select a waste allowance (10% is standard for most installations).

  3. 3

    Click Calculate to see total square metres to purchase.

  4. 4

    For L-shaped rooms, split into rectangles and add totals.

Frequently Asked Questions

Buy at least 10% extra for cuts, wastage, and future repairs. Buy 15% extra for diagonal patterns or rooms with many angles. Always keep a few spare boards after installation.

Related Calculators