Perth is a city located in Towner County, North Dakota. Perth has a 2026 population of 6. Perth is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 6 in 2020.
The median age in Perth is 68.3 years: 0 years for males, and 0 years for females. For every 100 females there are 100.0 males.