Square Mile to Hectare Converter

Convert square miles to hectares (mi² to ha) instantly with our free online converter. Accurate area conversion results for land measurement.

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ha

How to convert square miles to hectares?

To convert square miles to hectares, you can use the following conversion factor: **1 ha = 0.00386102 mi²**. Simply multiply by 258.99881103 to get the equivalent area in hectares.

A(ha) = A(mi²) × 258.99881103

Example

Convert 100 mi² to hectares:

A(ha) = 100mi² × 258.99881103 = 25899.881103ha

How many hectares in a square mile?

1 mi² = 258.99881103 ha

1 mi² = 258.99881103 ha

How many square miles in a hectare?

1 ha = 0.00386102 mi²

1 ha = 0.00386102 mi²

What is a Square Mile?

A square mile (mi²) is a unit of area in the imperial system equal to the area of a square with sides of one mile. It equals 640 acres or approximately 2.59 square kilometers. Square miles are commonly used to measure large land areas, particularly in the United States.

What is a Hectare?

A hectare (ha) is a metric unit of area equal to 10,000 square meters or 100 ares. It is primarily used for measuring land areas, particularly in agriculture, forestry, and urban planning. One hectare is equivalent to approximately 2.471 acres. The hectare is widely used worldwide for land registration and real estate purposes.

Popular square mile to hectare conversion table

Square Miles (mi²)Hectares (ha)
0.01 mi²2.589988 ha
0.1 mi²25.899881 ha
1 mi²258.998811 ha
2 mi²517.997622 ha
5 mi²1294.994055 ha
10 mi²2589.98811 ha
20 mi²5179.976221 ha
50 mi²12949.940552 ha
100 mi²25899.881103 ha
250 mi²64749.702758 ha
500 mi²129499.405517 ha
750 mi²194249.108275 ha
1,000 mi²258998.811034 ha
2,500 mi²647497.027584 ha
5,000 mi²1,294,994.055 ha
10,000 mi²2,589,988.11 ha
25,000 mi²6,474,970.276 ha
50,000 mi²12,949,940.552 ha
75,000 mi²19,424,910.828 ha
100,000 mi²25,899,881.103 ha