quick homework checksshopping and product comparisonstravel planningprofessional estimatesDIY and household measurementsgeneral reference
Sources and Accuracy
Area conversions are derived from squared length relationships, using square metre as the reference unit and fixed factors such as 1 square foot = 0.09290304 square metre.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
About These Units
hectare [ha]
Definition
The hectare is a metric land area unit equal to 10,000 square meters.
History
Hectares were adopted with metric land measurement because they are convenient for fields and parcels.
Current use
Hectares are used for agriculture, land records, forestry, environmental reporting, and large property areas.
section [section]
Definition
The section (section) is a area unit used to express measurements in this converter.
History
This unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current use
Use section when comparing area values, checking specifications, converting between systems, or preparing quick estimates.