Acre to Hectare Converter: Quick & Easy Area Conversion

🌾 Acre to Hectare Converter

Convert between acres, hectares, square feet, and square meters with full breakdowns

Quick Presets
📐 Enter Your Area
📊 Conversion Factor Reference
0.4047
Hectares per Acre
2.4711
Acres per Hectare
43,560
Sq Ft per Acre
10,000
Sq M per Hectare
4,047
Sq M per Acre
640
Acres per Sq Mile
100
Hectares per Sq Km
247.1
Acres per Sq Km
📖 Acre to Hectare Conversion Table
Acres Hectares Square Feet Square Meters
0.250.101210,8901,011.7
0.50.202321,7802,023.4
10.404743,5604,046.9
20.809487,1208,093.7
52.0234217,80020,234.3
104.0469435,60040,468.6
2510.11711,089,000101,171.4
5020.23432,178,000202,342.8
10040.46864,356,000404,685.6
16064.74976,969,600647,497.0
640259.027,878,4002,589,988
1,000404.68643,560,0004,046,856
🔄 Hectare to Acre Conversion Table
Hectares Acres Square Meters Square Feet
0.250.61782,50026,910
0.51.23555,00053,820
12.471110,000107,639
24.942120,000215,278
512.355350,000538,196
1024.7105100,0001,076,391
2561.7763250,0002,690,978
50123.5527500,0005,381,955
100247.10541,000,00010,763,910
259640.02,590,00027,878,400
🌍 Cross-Unit Area Equivalents
Unit Acres Equivalent Hectares Equivalent Notes
1 Square Mile640259.0US survey standard
1 Square Kilometer247.105100Metric standard
1 Township (US)23,0409,32436 sections
1 Section (US)640259.01 sq mile
1 Quarter Section16064.75Common farm unit
1 Football Field1.320.534Including end zones
1 Soccer Pitch1.760.714FIFA standard max
1 City Block (avg)2.51.01Varies by city
🏡 Common Property Sizes
Property Type Typical Acres Hectares Square Feet
Urban residential lot0.1 – 0.250.04 – 0.104,356 – 10,890
Suburban lot0.25 – 0.50.10 – 0.2010,890 – 21,780
Large suburban lot0.5 – 20.20 – 0.8121,780 – 87,120
Small farm5 – 502.0 – 20.2217,800 – 2,178,000
Medium farm (US)50 – 50020.2 – 202.32.2M – 21.8M
Large farm (US)500 – 5,000202 – 2,02321.8M – 217.8M
US National Park (avg)~500,000~202,343~21.8 billion
💡 Conversion Tips
💡 Quick Mental Math: To roughly convert acres to hectares, multiply the acres by 0.4 for a fast estimate. For example, 10 acres × 0.4 = about 4 hectares (exact: 4.047). This gets you within 1.2% accuracy — close enough for most quick conversations and property comparisons.
💡 Reverse Conversion Shortcut: To convert hectares back to acres, multiply by 2.5 for a quick estimate. So 10 hectares × 2.5 = 25 acres (exact: 24.71). The error is about 1.2%, making it a reliable mental shortcut when reading international property listings or agricultural reports.

Acres, hectares, square metres, it forms a whole world of measures for surfaces, that are hard to control, especially when one deals with lists of farms in various lands. Over years I checked details of properties, the link between them burned in my mind: one acre matches around 0,4 hectares. Reverse that gives roughly 2,5 acres for one hectare.

No it immediately matters until one understands, that hectare stores 10 000 square metres, while acre only 4047. Like this big difference appears, when one looks at the figures closely.

How to Convert Acres, Hectares and Square Metres

A classic American section of 160 acres, it converts to around 64,75 hectares. And a whole square mile with 640 acres? It mathces 259 hectares or 2,59 square kilometers.

At the little end, suburban soil of quarter of acre reaches around 0,1 hectare or almost 1012 square metres. The mental shortcut, that I found, is simply multiply acres by 0,4 for fast guessing, you stay inside 1,2 percent always.

Conversion of areas deals with change between different units of measurement. It can mean moving square feet to square metres, acres to hectares or square inches to square centimetres. It maybe seems confusing at first, but the basics truly matter, when one gets a bit of experience in the cause.

There are many websites with tools and calculators, that immediately convert between more than 40 different units for areas, square metres, square kilometers, square centimetres, square millimeters and lot of others. Won also finds classic units as square miles, square yards, square feet, square inches, acres and hectares. Simply choose two units, enter your starting number and go, the conversion happened.

The secret lies in getting comfortable with conversions of lengths first. If switching miles to kilometers or feet to metres feels natural, then area conversions do not need too much effort. Because in the end area is only length multiplied by width.

Like this the factor for area comes from squaring the straight factor.

For instance, the straight link between feet and metres is around 3,28. What about square feet and square metres? It is 3,28 squared, so around 10,76.

So space of 88 square feet indeed matches only around 8,17 square metres. That squared link surprises many folks.

At the end of the day, converting between area units comes down to finding the right factor and doing fast math. Good thing, that those factors are easily found online or in a good reference book.

When one deals with truly big surfaces, the metric prefixes help picture the size. Hectare matches 10 000 square metres, just like a square of 100 metres in side. There also exists the unit “are”, that is 100 square metres or a square of 10 metres.

From acres to ares? Simply multiply the number of acres by 40,468564224. So 6 acres give around 242,8114 ares.

Very easy cause.

Besides areas, many of those converters handle other things, length, temperature, volume, mass, speed, time, whatever you want. That makes them truly versatile. Usually one can enter a value from 0 until 1 000 000, then choose the startingand target units.

Only recall, that surface area and volume are not the same. One can not simply turn a measure of area into volume. The calculation depends on the shape, that one works with.

But well, at least conversions of areas stay fairly simple!

Acre to Hectare Converter: Quick & Easy Area Conversion

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