Rockbridge

County:: Greene County
County Seat:: No
Area (mi²):: 0.737
State:: Illinois

Rockbridge is a village located in Greene County, Illinois. Rockbridge has a 2025 population of 167. Rockbridge is currently declining at a rate of -1.18% annually and its population has decreased by -5.11% since the most recent census, which recorded a population of 176 in 2020.

The average household income in Rockbridge is $81,685 with a poverty rate of 6.96%.The median age in Rockbridge is 46.8 years: 46.9 years for males, and 46.8 years for females.

Demographics

The racial composition of Rockbridge includes 85.22% White, 10.43% Black or African American, and smaller percentages for Two or more races, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	98	85.22%
Black or African American	12	10.43%
Two or more races	3	2.61%
Other race	2	1.74%

Rockbridge Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Rockbridge's average per capita income is $58,021. Household income levels show a median of $86,250. The poverty rate stands at 6.96%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$113,000	-
Families	$101,250	$98,896
Households	$86,250	$81,685
Non Families	-	$35,789

$58,021

Average Income

$86,250

Median Household Income

6.96%

Poverty Rate