5. Basic Information: Land area : 116 gross; 79 net residential Population ,[NSO 2007]: 23,000 in 4,815 household[average HH size : 3.99 [in Quezon City POP:Is2, 173, 831In 480,624 HH w/ave HH size of 4.49 ; annual growth rate of 2.67 from 1990-2000, ave density of 13,080 per square meter].