How many square meters is an acre?

1 acre is approximately 4,047 square meters.

Where is the acre unit commonly used?

Mainly in the US and UK for land area.

By statute, 1 pyeong = 3.305785 m². A typical 84 m² apartment is about 25.4 pyeong.

1 acre = 4,046.86 m² — about 0.57 of a soccer pitch (~7,140 m²) or 0.4 of a hectare.

Convert square meters, acres, hectares and more instantly.

Area units are converted through square meters (m²). Unlike length, factors are squared — 1 ft = 0.3048 m, but 1 ft² = 0.0929 m².

Unit	Symbol	In m²	Common use
Square meter	m²	1 m²	general area
Pyeong	평	3.3058 m²	Korean real estate
Hectare	ha	10,000 m²	farmland, parks
Acre	ac	4,046.86 m²	US & UK land
Square foot	ft²	0.0929 m²	US floor area
Square km	km²	1,000,000 m²	districts, countries

Example: 30 pyeong to m² → 30 × 3.3058 = 99.17 m². Conversely, 84 m² to pyeong → 84 ÷ 3.3058 = 25.4 pyeong.

How many square meters is an acre?: 1 acre is approximately 4,047 square meters.
Where is the acre unit commonly used?: Mainly in the US and UK for land area.
How many m² is 1 pyeong?: By statute, 1 pyeong = 3.305785 m². A typical 84 m² apartment is about 25.4 pyeong.
How big is an acre?: 1 acre = 4,046.86 m² — about 0.57 of a soccer pitch (~7,140 m²) or 0.4 of a hectare.