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square kilometre to square centimetre

Live square kilometre (km²) to square centimetre (cm²) converter. Plus a 10-value reference table and FAQs.

From km²

square kilometre

To cm²

square centimetre

1 km² = 10,000,000,000cm²

Conversion table

Ten sample values from square kilometre to square centimetre. Use the converter above for arbitrary values.

square kilometre (km²)	→	square centimetre (cm²)
0.001 km²	→	10,000,000 cm²
0.01 km²	→	100,000,000 cm²
0.1 km²	→	1,000,000,000 cm²
0.5 km²	→	5,000,000,000 cm²
1 km²	→	10,000,000,000 cm²
2 km²	→	20,000,000,000 cm²
5 km²	→	50,000,000,000 cm²
10 km²	→	100,000,000,000 cm²
100 km²	→	1.0000e+12 cm²
1,000 km²	→	1.0000e+13 cm²

About the square kilometre

100 hectares or 1,000,000 m². Country/city size.

About the square centimetre

Small surfaces, cross-sections.

How square kilometre to square centimetre conversion works

Both units belong to Area. Unitbox first expresses the input in the category reference unit (m²), then expresses that same quantity in square centimetre.

The right unit depends on the convention used by your industry, country, instrument, or source document.

Reference value1 km² = 10,000,000,000 cm²

CalculationBrowser-side, using Unitbox's shared unit data

Review noteFor safety-critical work, verify against the governing standard or instrument manual.

Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.