›› Measurement unit: square inch

Full name: square inch

Plural form: square inches

Symbol: in2

Alternate spelling: sq in

Category type: area

Scale factor: 0.00064516


›› Similar units

square inch
square inch [survey]


›› SI unit: square meter

The SI derived unit for area is the square meter.
1 square meter is equal to 1550.0031000062 square inch.


›› Convert square inch to another unit

Convert square inch to  

Valid units must be of the area type.
You can use this form to select from known units:

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›› Definition: Square inch

A square inch is by definition the area enclosed by a square with sides each 1 inch long.


›› Sample conversions: square inch

square inch to square decimetre
square inch to tarea
square inch to ping
square inch to square dekametre
square inch to square zeptometre
square inch to morgen [South Africa]
square inch to stremma
square inch to hundred
square inch to jerib
square inch to square thou