Cologne and Katowice
Comparison by area and population

Cologne

Germany

Katowice

Poland

Population

1 017 155
 (2011)

1 017 155
(2011)

321 000
(2005)
321 000
 (2005)

Area

405 km2

405 km2

164 km2
164 km2

Population density

2 511.49
/km2

2 511.49/km2

1 957.32/km2
1 957.32
 /km2
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