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Convert acres to square meters

1 acre equals 4,046.8564 square meters. Enter a value below to convert instantly.

1 ac
4,046.8564 m²

Multiply the number of acres by 4046.8564224 to get square meters. How this is calculated

Copy link puts your number after the #, which browsers never send to a server — but the link itself carries it, so anyone you send it to sees the value. Save keeps the unit pair in this browser only; clear it any time from your saved list.

Need the other direction? Convert square meter to acre →

Formula

Multiply the number of acres by 4046.8564224 to get square meters.

Step by step

  1. Start with 1 ac.
  2. Multiply by the conversion factor 4046.8564224.
  3. 1 × 4046.8564224 = 4,046.8564 m².

Acres to Square Meters conversion table

Acres (ac) Square Meters (m²)
1 4,046.8564
2 8,093.7128
3 12,140.569
5 20,234.282
10 40,468.564
20 80,937.128
50 202,342.82
100 404,685.64
500 2,023,428.2
1,000 4,046,856.4

Convert Acre to other area units

1 ac expressed in every other area unit on this site.

  • Square Meter m² 4,046.8564
  • Square Kilometer km² 0.0040468564
  • Square Hectometer hm² 0.40468564
  • Square Dekameter dam² 40.468564
  • Square Decimeter dm² 404,685.64
  • Square Centimeter cm² 40,468,564
  • Square Millimeter mm² 4,046,856,400
  • Square Micrometer µm² 4.0468564e+15
  • Square Nanometer nm² 4.0468564e+21
  • Hectare ha 0.40468564
  • Are a 40.468564
  • Square Mile mi² 0.0015625
  • Square Yard yd² 4,840
  • Square Foot ft² 43,560
  • Square Inch in² 6,272,640
  • Square Mil mil² 6,272,640,000,000
  • Circular Inch circ in 7,986,573.3
  • Circular Mil cmil 7,986,573,300,000
  • Square Rod rd² 160
  • Square Perch perch² 160
  • Square Pole pole² 160
  • Square Chain ch² 10
  • Rood rood 4
  • Section section 0.0015625
  • Township township 0.000043402778
  • Homestead homestead 0.00625
  • Sabin sabin 43,560
  • Square Mile (US survey) mi² (US) 0.0015624938
  • Acre (US survey) ac (US) 0.999996
  • Square Foot (US survey) ft² (US) 43,559.826
  • Square Rod (US survey) rd² (US) 159.99936
  • Barn b 4.0468564e+31
  • Electron Cross Section σₑ 6.0832492e+31
  • Arpent (area) arpent 1.1836745
  • Cuerda cuerda 1.0296308
  • Plaza plaza 0.63232132
  • Varas Castellanas Cuad vara² (cast) 5,791.6733
  • Varas Conuqueras Cuad vara² (con) 643.51925
  • Pyeong 평 1,224.1741
  • Hop (area) 홉 12,241.741
  • Jak (area) 작 122,417.41
  • Myo 무 40.805802
  • Danbo 단보 4.0805802
  • Jeongbo 정보 0.40805802

About the acre

The acre (ac) is a Imperial unit of area. 43,560 square feet — the traditional unit for farmland and property lots.

About the square meter

The square meter (m²) is a SI unit of area.

Where this conversion is used

Converting acres to square meters comes up when real estate, flooring, land plots, gardens, and paint coverage.

Related conversions

Frequently asked questions

How many square meters are in a acre?

One acre equals 4,046.8564 square meters.

How do you convert acres to square meters?

Multiply the number of acres by 4046.8564224 to get square meters.

What is 1 square meter in acres?

One square meter equals 0.00024710538 acres.

When would I convert acres to square meters?

This conversion is common when real estate, flooring, land plots, gardens, and paint coverage.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.