Area Conversion Calculators
Convert between square feet, square meters, acres, hectares, square kilometers, square miles, and more area units.
Convert between square feet, acres, hectares, square meters, and more. Whether you're measuring a room, a yard, or a parcel of land, pick your units below and get an instant result with the exact conversion factor.
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Area conversions at a glance
Area measures two-dimensional space, so each unit is "squared." That means converting length units requires squaring the factor. One foot is 0.3048 meters, but one square foot is 0.0929 square meters (0.3048 x 0.3048). The most common conversions involve acres and hectares for land, and square feet and square meters for buildings.
Common questions about area conversions
How many square feet are in an acre?
One acre equals exactly 43,560 square feet. That's roughly the size of a football field without the end zones (which is 48,000 sq ft). A quarter-acre lot, common in suburban neighborhoods, is 10,890 square feet.
What's the difference between acres and hectares?
Acres are used in the US and UK, while hectares are the metric standard used in most other countries. One hectare equals 2.471 acres, or about 10,000 square meters. One acre equals 0.4047 hectares.
How do I convert square meters to square feet?
Multiply the number of square meters by 10.764 to get square feet. For example, a 50 square meter apartment is about 538 square feet. To go the other way, multiply square feet by 0.0929.