Hectares to Acres Converter

1 ha = 2.47105381467 ac. Type any value below for the exact acres figure.

ha
2.47105381467ac

1 ha = 2.47105381467 ac

Conversion summary

1 ha = 2.47105381467 ac

Formula
Acre = Hectare × 2.47105381467
Category
Area
Units
ha → ac

1 ha in other units

Values update with the converter above. Select a row to open that conversion's detailed page.

Metric

  • Square meter10,000 m²
  • Square centimeter100,000,000 cm²
  • Square millimeter10,000,000,000 mm²
  • Square kilometer0.01 km²
  • Are100 a
  • Feddan2.38048 feddan
  • Qirat (Land)57.13153 qirat
  • Sahm (Land Share)1,371.157 sehm
  • Decare10 dekar

US / Imperial

  • Square foot107,639.1 ft²
  • Square inch15,500,030 in²
  • Square yard11,959.9 yd²
  • Acre2.471054 ac

Traditional and regional

  • Donum10 donum
  • Decimal (Land)247.1054 decimal
  • Killa2.471054 killa
  • Kanal19.76843 kanal
  • Marla395.3686 marla
  • Guntha98.84215 guntha
  • Cent (Land)247.1054 cent
  • Ground44.84963 ground
  • Biswa79.07372 biswa
  • Katha149.4988 katha
  • Bigha7.474938 bigha
  • Tsubo3,025 tsubo

How do you convert hectares to acres?

To convert hectares to acres, multiply the number of hectares by 2.47105381467. 1 ha = 2.47105 ac.

Conversion formula

Acre = Hectare × 2.47105381467

Hectares to acres conversion table

Hectares (ha)Acres (ac)
1 ha2.47105 ac
2 ha4.94211 ac
5 ha12.3553 ac
10 ha24.7105 ac
20 ha49.4211 ac
50 ha123.553 ac
100 ha247.105 ac

What is Hectare?

The hectare is a large area unit widely used for land measurement. One hectare is exactly 10,000 square meters.

Short history of Hectare

The hectare (100 ares, 10,000 m²) dates from the French metric system of 1795. It is not an SI unit but is accepted for use with the SI and is the standard unit for farmland and land area in most countries.

Open the Hectare unit guide

What is Acre?

Acre is an area unit used to describe surface size, land coverage or geometric sections.

Short history of Acre

The acre was originally the area a team of oxen could plough in a day. It was standardized as 4,840 square yards; since the 1959 international yard agreement one acre is 4,046.8564224 m².

Open the Acre unit guide

Frequently asked questions

What is 1 Hectare in Acre?

1 ha = 2.47105381467 ac.

How do you convert Hectare to Acre?

To convert hectares to acres, multiply the number of hectares by 2.47105381467. 1 ha = 2.47105 ac.

Frequently asked questions

How many acres are in 1 hectare?

1 ha = 2.47105 ac.

How do you convert hectares to acres?

To convert hectares to acres, multiply the number of hectares by 2.47105381467. 1 ha = 2.47105 ac.

How many hectares are in 1 acre?

1 ac = 0.404686 ha.

You may also like

India Land Area Converter

Bigha, katha, gaj, guntha and cent by state.

Bigha to Square Feet

1 Bengal bigha = 14,400 sq ft.

Acres to Bigha

1 acre = 3.025 Bengal bigha.

Gaj to Square Feet

1 gaj = 1 square yard = 9 sq ft.

Marla to Gaj

1 marla = 30.25 gaj (272.25 sq ft).

Cent to Square Feet

1 cent = 435.6 sq ft.

Sources

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: Guide for the Use of the International System of Units