This FACT indicates the percentage of households with overcrowded conditions within each Australian city. Overcrowded conditions are defined as a dwelling(s) that requires one or more additional bedrooms. Additional bedrooms is deermined using criteria based on teh Canadian National Occupany Standard, which takes into account a series of household demographics, such as the number of usual residents, their relationship to each other, age and sex. The city with the highest percentage of households with overcrowded conditions is Sydney, with 7.0%. The city with the lowest is Perth, with 2.4%.