Square inch(in²)
The square inch is a customary area unit equal to the area of a square one inch on each side.
Reviewed
- Symbol
- in²
- Quantity
- Area
- Measurement system
- Imperial and US customary
- SI classification
- Non-SI unit
- Reference unit
- Square meter
- Exact relationship
- 1 in² = 0.00064516 m² exactly
Visualizing square inch
What the square inch is
The square inch is a standard small-area unit in technical drawings and engineering specifications.
Convert Square inch
- AreaSquare inchesSquare meters1 in² = 0.0006452 m²
- AreaSquare inchesSquare centimeters1 in² = 6.452 cm²
- AreaSquare inchesSquare decimeters1 in² = 0.06452 dm²
- AreaSquare inchesSquare kilometers1 in² = 0.0000000006452 km²
- AreaSquare inchesSquare feet1 in² = 0.006944 ft²
- AreaSquare inchesSquare miles1 in² = 0.0000000002491 mi²