 Convert Square Metres (m²) to Square Miles (mi²) | m² in mi²
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# Let's convert Square Metres (m²) to Square Miles (mi²)

This quick and easy calculator will convert Square Metres (m²) to Square Miles (mi²) and show formula, brief history on the units and quick maths for the conversion.

## Quick Reference for Converting Square Metres to Square Miles

Formula
mi² = m² / 2589988
Quick Rough Maths
To get the Square Miles, divide the number of Square Metres by 2.6 million
Square Metres (m²) in 1 Square Mile
There are 2589988 Square Metres in 1 Square Mile
Square Miles (mi²) in 1 Square Metre
There are 0 Square Miles in 1 Square Metre

## Unit Information

Square Metre
/skwɛːˌˈmiːtə/
Symbol:
Unit System: SI

### What is the Square Metre?

The square metre is a unit of area and is an SI derived unit with the symbol m².

It was introduced in 1954 when the International System of Units was established and was derived directly from one of the original 6 base units - the metre (m).

It can be prefixed with any of the SI symbols that multiply it up or down such as km² (square kilometre) or µm2 (square micrometre). It is the most commonly used unit of area and is recognised all over the world.

Square Mile
/skwɛːˌmʌɪl/
Symbol: mi²
Unit System: Imperial

### What is the Square Mile?

The square mile is a unit of area and is an imperial unit with the symbol mi².

One square mile is equal in area to a square with edges one mile in length.

The Romans established the square mile; computed through a system of feet, paces and marches. The square mile's existence still remains in some places; for example "The Square Mile" is a term often used to describe the very centre of London in the UK (which just so happens to measure 1mi²).