Convert square metric units, hectares, acres, square feet and square inches.
Type or paste on the left — the result updates as you type.
Uses the international acre of 4046.8564224 m². This converts area, not the lengths of sides.
Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.
Tool page updated: 2026-09-27
