Room Size Calculator

Calculate room area with furniture suggestions

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How to Use Room Size Calculator

Enter dimensions

Enter room length and width.

View area

See area in sq ft and sq m.

Furniture

See what furniture fits in the room.

Why Choose AllTools Room Size Calculator?

  • ✓ Sq ft and sq m
  • ✓ Furniture fit guide
  • ✓ Room type suggestions
  • ✓ AC BTU recommendation
  • ✓ Paint estimation
  • ✓ No data stored

Related Resources

Calculate areas → Convert units → Calculate flooring →

Frequently Asked Questions

How do I measure my room? ▼
Measure the longest length and width of the room in feet or meters. For L-shaped rooms, split into rectangles.
Can I calculate L-shaped rooms? ▼
Yes. Split the L-shape into two rectangles, calculate each separately, and add the areas together for the total.
Does this work on mobile? ▼
Yes. All AllTools tools are fully responsive and work on phones and tablets.

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