Area Converter

Convert square meters, hectares, acres and square feet, plus land units from around the world: the tsubo and pyeong, Thai rai, Chinese mu, Indian guntha, Roman iugerum and medieval hide.

1 square foot = 0.09290304 square meters

Land units such as the bigha, guntha and kanal differ between regions and countries. Only values with a clear standard definition are listed.

Popular area conversions

Common units

UnitSymbolValue in square meters
square meterm²1 m²
square kilometerkm²1,000,000 m²
hectareha10,000 m²
square centimetercm²0.0001 m²
square millimetermm²0.000001 m²
square inchin²0.00064516 m²
square footft²0.09290304 m²
square yardyd²0.83612736 m²
acreac4,046.856422 m²
square milemi²2,589,988.11 m²

Other units

UnitSymbolValue in square meters
barnb1×10⁻²⁸ m²

Historical and traditional units

UnitSymbolValue in square meters
area100 m²
square rodsq rd25.29285264 m²
square chainsq ch404.6856422 m²
roodrood1,011.714106 m²
oxgangoxgang≈ 60,702.84634 m²
virgatevirgate≈ 121,405.6927 m²
hidehide≈ 485,622.7707 m²
US survey acreac (US)4,046.87261 m²
sectionsection2,589,998.47 m²
townshiptwp93,239,944.93 m²
iugerumiugerum≈ 2,523.3408 m²
jō (tatami mat)jō≈ 1.652892562 m²
tsubotsubo3.305785124 m²
sese99.17355372 m²
tantan991.7355372 m²
chō (area)chō9,917.355372 m²
pyeongpy3.305785124 m²
mu (Chinese)mu666.6666667 m²
qing (Chinese)qing66,666.66667 m²
rai (Thai)rai1,600 m²
ngan (Thai)ngan400 m²
square wa (Thai)sq wa4 m²
gunthaguntha101.1714106 m²
cent (India)cent40.46856422 m²
marlamarla25.29285264 m²
kanalkanal505.8570528 m²
dunamdunam1,000 m²
feddanfd≈ 4,200 m²
arpent (North American)arpent≈ 3,418.89 m²