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Square Feet to Square Metres: Formula, Room Size Table and Converter

Convert square feet to square metres with the exact formula, a room size reference, and how to use this conversion for property listings and flooring.

Square Feet to Square Metres: Formula, Room Size Table and Converter

Square Feet to Square Metres: The Complete Guide

Square feet (sq ft or ft²) and square metres (m²) are the two most common units for measuring floor area in property listings, interior design, and construction. The US, UK, and Canada often list properties in square feet; most of Europe and Asia use square metres.

The Conversion Formula

square metres = square feet × 0.092903

Since 1 foot = 0.3048 m, one square foot = 0.3048² = 0.092903 m². For a quick estimate: divide square feet by 10.764.

Room Size Reference

  • 100 sq ft = 9.29 m² (small bedroom)
  • 150 sq ft = 13.94 m² (average bedroom)
  • 200 sq ft = 18.58 m² (large bedroom / small studio)
  • 500 sq ft = 46.45 m² (studio flat)
  • 1,000 sq ft = 92.90 m² (2-bed apartment)
  • 2,000 sq ft = 185.8 m² (medium house)

Flooring and Tiling

US flooring materials are priced per square foot; European materials per square metre. Converting correctly before ordering prevents buying too much or too little. Add 10% for waste and cutting regardless of which unit you use.

Property Listings

When comparing an American Zillow listing (1,200 sq ft) with a European listing (120 m²), they're nearly identical: 1,200 × 0.0929 = 111.5 m². A useful rule of thumb: 100 sq ft ≈ 9.3 m².

Convert any area instantly: Free square feet to square metres converter