Complex sentence: As of the census of 2000, there were 9,021 people, 3,769 households, and 2,431 families residing in the city, and its population density was 1,227.1 people per square mile (473.9/km²).
Split into simpler sentences: As of the census of 2000, there were 9,021 people, 3,769 households, and 2,431 families residing in the city. The population density was 1,227.1 people per square mile (473.9/km²).