The population of Andorra in 2003 was estimated by the United Nations at 68,000, which placed it as number 184 in population among the 193 nations of the world. In that year approximately 13% of the population was over 65 years of age, with another 15% of the population under 15 years of age. There were 109 males for every 100 females in the country in 2003. According to the UN, the annual population growth rate for 2000–2005 is 2.59%, with the projected population for the year 2015 at 95,000. The population density in 2002 was 147 per sq km (380 per sq mi).
It was estimated by the Population Reference Bureau that 93% of the population lived in urban areas in 2001. The capital city, Andorra la Vella, had a population of 25,000 in that year. Other leading towns are Les Escaldes, Sant Julía de Lòria, Encamp, and La Massana. According to the United Nations, the urban population growth rate for 2000–2005 was 3.1%.
The population is concentrated in the seven urbanized valleys that form Andorra's political districts.