Thousand Islands is composed of coral islands as many as 105 pieces with a total land area of 8.7 km ² . Geographical position is at 5 ° 24 ' - 5 ° 45 ' latitude and 106 ° 25 ' - 106 ° 40 ' east longitude with an area of ​​1180.8 hektaree ( 11.8 km ² ) . Temperatures throughout the year generally range between 21 ° C - 32 ° C with an average humidity is 80 % . Thousand Islands is an archipelago located in the north of Jakarta , just dealing with the Jakarta bay . His name does not mean the Thousand Islands in the cluster archipelagic island was one thousand . The number of the island is only about 342 islands , including the islands of coral sand and vegetated or not . Sand and coral island itself amounted to 158 . Not all islands are included in the cluster of the Thousand Islands inhabited by humans . Like many other islands in Indonesia , most of the islands in the Thousand Islands are uninhabited. Thousand Islands cluster that does not have the potential for the development of a wide variety of small industries , such as mining , fishing and tourism are the most important .
