one hectare (ha) = 10000 square metres (m²) 
one hectare (ha) = 10000000000 square millimetres (mm²) 
one hectare (ha) = 100000000 square centimetres (cm²) 
one hectare (ha) = 0.01 square kilometres (km²) 
one hectare (ha) = 15500031.000062 square inches (in²) 
one hectare (ha) = 107639.104167097 square feet (ft²) 
one hectare (ha) = 11959.9004630109 square yards (yd²) 
one hectare (ha) = 0.00386102158542446 square miles (mi²) 
one hectare (ha) = 2.47105381467165 acres (ac)
one hectare (ha) = 94767.4930373207 square french feet (fr.ft²) Que
one hectare (ha) = 2.92492262460867 arpents (a²) Que
one hectare (ha) = 292.492262460867 perches (p²) Que
one hectare (ha) = 107638.673611111 U.S. Survey square feet (ft²)  U.S. Survey
one hectare (ha) = 2.47104393046628 U.S. Survey acres (ac) U.S. Survey

• Acres
• Arpents
• Perches
• Square Centimetres
• Square Feet
• Square French Feet
• Square Inches

• Square Kilometres
• Square Miles
• Square Millimetres
• Square Yards
• U.S. Survey Acres
• U.S. Survey Square Feet