🌾 Acres to Hectares Converter
Easily translate acreage into hectares for international reporting.
Ideal for real estate listings, agricultural planning, and environmental assessments.
10 Acres (ac) equals
4.046856 Hectares (ha)
Additional Context
Square meters: 40,468.56
How to Use This Calculator
Enter acres
Type the acreage you need to convert. Decimal values are welcome for partial lots.
Review hectares
The converter instantly displays the equivalent in hectares plus square meters.
Apply the result
Use it in contracts, compliance reports, or cross-border planning documents.
Formula
1 acre ≈ 0.404685642 hectares
Hectares = Acres × 0.404685642
Square Meters = Acres × 4,046.8564224
Use the formula breakdown to confirm the calculation logic or perform the conversion manually if needed.
Full Description
Acreage is common in U.S. and U.K. land deals, while hectares dominate international standards. Converting between them lets stakeholders speak the same language, whether you’re drafting deeds or planning crop rotations.
The conversion factor uses the exact SI definition of an acre (4,046.8564224 m²), ensuring precision for legal documents and GIS datasets.
Keep the square meter reference handy when you need to plug the area into engineering software or environmental models.
Frequently Asked Questions
Are hectares bigger than acres?
Yes. One hectare equals about 2.471 acres. This converter uses the inverse ratio to go from acres to hectares.
Can I convert fractions of an acre?
Absolutely. Enter decimals such as 0.25 acres—the calculator maintains precision for partial plots.
Is this suitable for legal documents?
Yes. It uses exact conversion factors. Always double-check formatting requirements for official filings.
Why include square meters?
Square meters integrate with mapping software and engineering calculations, so they’re provided for convenience.