Acres to Hectares

What are Acres and Hectares?

An acre is a unit of area measurement used in the Imperial and US customary systems. One acre equals 0.404686 hectares or approximately 4,047 square meters. Acres are widely used in the United States, United Kingdom, and other English-speaking countries for measuring land.

A hectare is a metric unit of area equal to 10,000 square meters or 100 ares. The hectare is the standard for measuring land area in most countries worldwide.

Acres to Hectares Conversion Formula

To convert acres to hectares, use this simple formula:

Practical Conversion Examples

• 1 acre = 0.404686 ha
• 5 acres = 2.02343 ha
• 10 acres = 4.04686 ha (small farm)
• 40 acres = 16.18744 ha
• 100 acres = 40.4686 ha
• 640 acres = 259 ha (1 square mile)

Common Applications for Acre to Hectare Conversion

• Agriculture: farm sizes, crop field areas
• Real Estate: land parcel dimensions
• Forestry: woodland and forest areas
• International Transactions: converting between Imperial and metric units

Benefits of Our Online Calculator

• Instant Results — get accurate conversions in seconds
• High Precision — calculations accurate to six decimal places
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