ConvertNavi

Square kilometer to Square mile (km² → mi²)

Convert square kilometer to square mile instantly. The conversion factor below is exact by international definition.

Realtime·area·SI
Exact
km²
× 0.3861
mi²
0.386102
Precision [auto]
6

📐km² to mi² formulaExact

mi² = km² × 0.386102158542
Inverse: km² = mi² × 2.589988110336

Worked example: 1 km² = 0.386102158542 mi²

ℹ️About these units

Square kilometer (km²)
Square mile (mi²)

📊Reference table: km² → mi²

Square kilometer (km²)Square mile (mi²)
10.386102
20.772204
51.9305
103.861
155.7915
207.722
259.6526
5019.3051
10038.6102
25096.5255
500193.0511
750289.5766
1,000386.1022

Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.

🔁Reverse & related

Reverse: mi² → km²km² → m²km² → cm²km² → mm²km² → hakm² → akm² → in²km² → ft²km² → yd²

🔌API & widget

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