As far as population density is concerned, Tokarara/Hohola ranks top populous town area with 40,590 persons (16%) and Laloki/ Napanapa was the least populous town with 11,937 persons (5%). The total area of the country is 462,840 square kilometers. This gives a crude population density of 11 persons per square kilometers (8 persons in 1990). Compared to the overall density of the country, NCD has a very high crude density of 1,059 persons per square kilometers (815 persons in 1990).

Almost 60% of males and 56% of females are migrants. Out of the migrants 53.1% and 53.6% of males and females migrated in the past 10 years. Inter-provincial migrants to NCD come from all provinces of PNG in varying numbers. The major source province was Central with 18% followed by Eastern Highlands, Gulf, and Chimbu with the total of 30%.

The sex ratios have declined notably from a high of 137 in 1980 to 120 in 2000. While this is still high, the decline indicates that the population of NCD has become less male dominated in the last 20 years.

The unemployment rate in NCD in 2000 was 18.5%; this is considerably less than the rate recorded at the 1990 census of 32.3%. The male unemployment rate (21.8%) in NCD in 2000 was almost twice the female rate (12.8%) in 2000.