Acres to Hectares Converter

Acres are the traditional unit of farmland and rural property in the US and UK, while hectares are the metric standard for land worldwide. Converting acres to hectares is essential for comparing land listings across countries, reading agricultural statistics, or understanding farm sizes in the news. One acre equals 0.404686 hectares — multiply acres by 0.404686. The converter above works instantly in both directions, the table covers plots from 1 to 1,000 acres, and the FAQs translate familiar landmarks like football fields into hectares.

Acres to Hectares Calculator

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Quick Reference Table

Acres to Hectares conversion table
Acres (ac)Hectares (ha)
10.4047
20.8094
31.2141
41.6187
52.0234
62.4281
72.8328
83.2375
93.6422
104.0469
2510.1171
5020.2343
10040.4686
1000404.6856

Frequently Asked Questions

How many hectares are in 100 acres?

100 acres = 40.4686 hectares. Just apply the conversion to any value with the converter above.

What is the formula to convert acres to hectares?

To convert acres to hectares, multiply the number of acres by 0.404686. In short: 1 ac = 0.404686 ha.

How big is a football field in hectares?

An American football field including end zones covers about 1.32 acres, which is roughly 0.53 hectares. A FIFA soccer pitch is larger — around 1.76 acres or 0.71 hectares. Enter 1.32 in the converter to check.

How do I convert hectares back to acres?

Simply reverse the math: to go from hectares to acres, divide the hectares by 0.404686. Or use our dedicated Hectares to Acres converter.

Try the full Area Converter