Rockbridge, Illinois

Geography Rockbridge is located at 39°16'20" North, 90°12'13" West (39.272262, -90.203540)¹.

According to the United States Census Bureau, the village has a total area of 1.9 km² (0.7 mi²). 1.9 km² (0.7 mi²) of it is land and none of it is covered by water.

Demographics As of the census of 2000, there are 189 people, 84 households, and 63 families residing in the village. The population density is 98.6/km² (255.7/mi²). There are 89 housing units at an average density of 46.4/km² (120.4/mi²). The racial makeup of the village is 100.00% White, 0.00% African American, 0.00% Native American, 0.00% Asian, 0.00% Pacific Islander, 0.00% from other races, and 0.00% from two or more races. 0.53% of the population are Hispanic or Latino of any race.

There are 84 households out of which 25.0% have children under the age of 18 living with them, 61.9% are married couples living together, 9.5% have a female householder with no husband present, and 25.0% are non-families. 21.4% of all households are made up of individuals and 11.9% have someone living alone who is 65 years of age or older. The average household size is 2.25 and the average family size is 2.59.

In the village the population is spread out with 16.9% under the age of 18, 8.5% from 18 to 24, 24.3% from 25 to 44, 28.6% from 45 to 64, and 21.7% who are 65 years of age or older. The median age is 45 years. For every 100 females there are 96.9 males. For every 100 females age 18 and over, there are 91.5 males.

The median income for a household in the village is $31,667, and the median income for a family is $36,250. Males have a median income of $25,714 versus $17,344 for females. The per capita income for the village is $16,243. 7.2% of the population and 9.8% of families are below the poverty line. Out of the total people living in poverty, 7.7% are under the age of 18 and 8.5% are 65 or older.