The population of Umzimvubu is documented as comprising 220 636 citizens.

The population density is generally low with an average population density of 88 people per km².

• The population is predominantly female (53.9%) and predominantly African (99.8%).
• The population is predominantly young and under the age of 35 years, 42.8% are still dependent (1-14 years), 57.4% are potentially economically active (15-65 years) and 7.8% are elderly (65+years).
• The high number of dependent children implies a high burden on the economically-active population and organs of state who are tasked with providing social assistance services.
• 4% of the population has some form of disability with more men than women being afflicted.
  Disabilities are predominantly physical.