According to the United States Census Bureau, the village has a total area of 5.3 square miles (13.6 km²), of which, 5.2 square miles (13.5 km²) of it is land and 0.1 square miles (0.1 km²) of it (0.95%) is water. It lies on the Calumet Shoreline. The shoreline can be seen clearly as the sand ridge along Ridge Road. A south suburban village, Homewood is 22 miles due south of The Loop/downtown Chicago at 800 west and 18300 south on the Chicago grid system.
As of the census of 2000, there were 19,543 people, 7,552 households, and 5,256 families residing in the village. The population density was 3,755.5 people per square mile (1,451.1/km²). There were 7,827 housing units at an average density of 1,504.1 per square mile (581.2/km²). The racial makeup of the village was 78.14% White, 17.51% African American, 0.10% Native American, 1.57% Asian, 0.07% Pacific Islander, 1.06% from other races, and 1.56% from two or more races. Hispanic or Latino of any race were 3.05% of the population.