# Square Mile to Square Kilometer Conversion

## Square Mile to Square Kilometer Conversion - Convert Square Mile to Square Kilometer (mil² to km²)

### You are currently converting Area units from Square Mile to Square Kilometer

1 Square Mile (mil²)

=

2.58999 Square Kilometer (km²)

Square Mile : A square mile is a unit of area, and abbreviated as "mi²" or "sq mi". It is defined as the area of a square with sides one mile in length. It is primarily used to measure land in the UK and U.S.. 1 square mile is approximately equal to 2,589,988 square meters.

Square Kilometer : The square kilometer (also spelling square kilometre, symbol km²) is a unit of area, and also is a decimal multiple of the SI unit the square metre. 1 km² is equal to 1,000,000 m², or 100 ha (hectare). Note: symbol "km²" means (km)², kilometre squared or square kilometre and not k(m²), kilo–square metre.

### Area Conversion Calculator

1 Square Mile = 2.58999 Square Kilometer

### How to convert Square Mile to Square Kilometer ?

1 square mile (mil²) is equal to 2.58999 square kilometer (km²).

1mil² = 2.58999km²

The area A in square kilometer (km²) is equal to the area A in square mile (mil²) times 2.58999, that conversion formula:

A(km²) = A(mil²) × 2.58999

#### How many Square Kilometer in a Square Mile?

One Square Mile is equal to 2.58999 Square Kilometer:

1mil² = 1mil² × 2.58999 = 2.58999km²

#### How many Square Mile in a Square Kilometer?

One Square Kilometer is equal to 0.3861 Square Mile:

1km² = 1km² × 0.3861 = 0.3861mil²

#### How to Convert 5 Square Mile to Square Kilometer?

A(km²) = 5(mil²) × 2.58999 = 12.94995km²