Johannesburg and Columbus
Comparison by area and population

Johannesburg

South Africa

Columbus

United States

Population

4 434 827
(2011)

4 434 827
(2011)

822 553
(2013)
822 553
(2013)

Area

1 644 km2

1 644 km2

550 km2
550 km2

Population density

2 697.58
/km2

2 697.58/km2

1 495.55/km2
1 495.55
/km2
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