Area sizes of regions in Municipality Bilbao are shown in square kilometers (km2).
Some area size conversions:
1 square kilometer (km2) is equal to: 100 hectares, 1000 decares, 10000 ares, 1000000 square meters (m2), 0.3861 square miles, 247.1 acres, 0.01073 townships, 1196000 square yard (yd2)
The area size of municipality of Bilbao is 40.650 km2.