Seoul and San Juan
Comparison by area and population

Korea, Republic of (capital)

Seoul

Korea, Republic of

Puerto Rico

San Juan

Puerto Rico

Population

10 464 051
(2011)

10 464 051
(2011)

389 714
(2011)

389 714
(2011)

Area

605 km²

605 km²

199 km²

199 km²

Population density

17 295.90
/km²

17 295.90/km²

1 958.36/km²

1 958.36
/km²

Map

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Seoul and other cities

San Juan and other cities