Area tools
Area Converter
Convert land, construction, real-estate, metric, imperial, and scientific area units.
Featured Converter
Instant results1 square meter [m²] = 0.000001 square kilometer [km²]
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| Unit | Symbol | Conversion factor | Quick links |
|---|---|---|---|
| square meter | m² | Base unit | Reference unit |
| square kilometer | km² | 1 square kilometer [km²] = 1000000 m² | to m² from m² |
| square centimeter | cm² | 1 square centimeter [cm²] = 0.0001 m² | to m² from m² |
| square millimeter | mm² | 1 square millimeter [mm²] = 0.000001 m² | to m² from m² |
| square micrometer | µm² | 1 square micrometer [µm²] = 1E-12 m² | to m² from m² |
| square nanometer | nm² | 1 square nanometer [nm²] = 1E-18 m² | to m² from m² |
| hectare | ha | 1 hectare [ha] = 10000 m² | to m² from m² |
| acre | ac | 1 acre [ac] = 4046.856422 m² | to m² from m² |
| square mile | mi² | 1 square mile [mi²] = 2589988.110336 m² | to m² from m² |
| square yard | yd² | 1 square yard [yd²] = 0.836127 m² | to m² from m² |
| square foot | ft² | 1 square foot [ft²] = 0.092903 m² | to m² from m² |
| square inch | in² | 1 square inch [in²] = 0.000645 m² | to m² from m² |
| are | a | 1 are [a] = 100 m² | to m² from m² |
| barn | b | 1 barn [b] = 1E-28 m² | to m² from m² |
| section | section | 1 section [section] = 2589988.110336 m² | to m² from m² |
| township | twp | 1 township [twp] = 93239571.972096 m² | to m² from m² |
| rood | rood | 1 rood [rood] = 1011.714106 m² | to m² from m² |
| square chain | ch² | 1 square chain [ch²] = 404.685642 m² | to m² from m² |
| square rod | rd² | 1 square rod [rd²] = 25.292853 m² | to m² from m² |
| homestead | homestead | 1 homestead [homestead] = 647497.027584 m² | to m² from m² |
| sabin | sabin | 1 sabin [sabin] = 0.092903 m² | to m² from m² |
| arpent | arpent | 1 arpent [arpent] = 3418.892924 m² | to m² from m² |
| cuerda | cuerda | 1 cuerda [cuerda] = 3930.395625 m² | to m² from m² |
| plaza | plaza | 1 plaza [plaza] = 6400 m² | to m² from m² |
Accuracy and Sources
Area factors are calculated from squared length relationships and use square metre as the reference unit. Content was last reviewed on 2026-05-21. For safety-critical work, confirm results against the relevant official standard.
How area conversion works
Area conversion changes a measurement from one unit to another using a fixed factor or formula. Use the calculator above for instant results, then check the table and related converter links for common values.
Frequently Asked Questions
View sitemap →What is the base unit for area?
The reference base unit used on this page is m².
Are these area conversions accurate?
Yes, the calculator uses the conversion factors listed on the page. For critical work, verify results with an authoritative standard.