Ap Lei Chau, Island, Hong Kong from Most Densely Populated Places on Earth

Today, Hong Kong is the place with the most expensive real estate in the world. Ap Lei Chau is the second most densely populated island area of the Earth after Santa Cruz del Islote. On the 1.32 km2 (0.51 sq. mi) the population is 86,782 people, which means 66,755 people / km² (172,900 people / sq. mi).