section_path: Demographics
section_name: Demographics
paragraph_text: Demographics
  
  According to the 2020 Philippine census, Quezon City has a population of 2,960,048 people, making it the most populous city in the Philippines. As of the 2015 census, the population of Quezon City comprises 22.80% or about 1 ⁄ 4 of Metro Manila 's population. From a population of 39,013 people when the city was established in 1939, the city tremendously grew and reached the one million mark in 1980 with a population of 1,165,865. The city reached another milestone when its population reached the two million mark in 2000 with a population of 2,173,931. The city's population density is at 18,222 people per km 2, lower than Metro Manila's population density at 20,247 people per km 2. As of 2020, the city's most populous barangay is Commonwealth with 198,285 inhabitants, while the least populous is Quirino 3-A with 1,140 inhabitants.
  
  As of 2015, the average size of a household in Quezon City is 4.3 members. It has a generally young population with an average of 28 years. Females comprise 50.71% (1,488,765) while males comprise 49.29% (1,447,351). Children and youth alone (0–30 years old) constitute more than half (58.78% or 1,725,832) of the city's total population.
  
  Tagalog, which is spoken natively by 46.78% of the city's population, is the most spoken language in Quezon City. Among the more minor languages spoken in the city is Bisaya/Binisaya (13.47%), followed by Bikol (9.03%), Ilocano (8.13%), Hiligaynon/Ilonggo (4.34%), Pangasinan/Pangasinense (2.64%), Cebuano (2.55%), Kapampangan (1.72%), Masbateño (0.57%), Boholano (0.51%) and other languages (10.23%).