Complex sentence: The population density was 602.0 people per square mile (234.9/km²) with 32 housing units at an average density of 263.9/sq mi (103.0/km²).
Split into simpler sentences: The population density was 602.0 people per square mile (234.9/km²). There were 32 housing units at an average density of 263.9/sq mi (103.0/km²).