Rockville Flag

Rockville

County Seat:
No
Area (mi²):
0.424

Rockville is a town located in Charleston County, South Carolina. Rockville has a 2026 population of 143. Rockville is currently growing at a rate of 0.7% annually and its population has increased by 5.15% since the most recent census, which recorded a population of 136 in 2020.

The median household income in Rockville is $82,500 with a poverty rate of 2.48%. The median age in Rockville is 51.3 years: 46.7 years for males, and 66.6 years for females. For every 100 females there are 152.1 males.

143
Total Population
338
Density (mi²)
1 0.7%
Growth

Rockville Population

Rockville Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202614310.7%
202514210.71%
202414110.71%
202314021.45%
202213810.73%
202113710.74%
202013600%
201913700%
201813700%
2017137-1-0.72%
201613832.22%
201513510.75%
201413410.75%
201313321.53%
201213110.77%
2011130-4-2.99%
201012800%

Median Age

Overall: 51.3 years
Female: 66.6 years
Male: 46.7 years

Rockville Adults

There are 96 adults, (46 of whom are seniors) in Rockville.

Sex Ratio

Female: 48 (39.7%)
Male: 73 (60.3%)

Demographics

The racial composition of Rockville includes 94.21% White, and smaller percentages for other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White11494.21%
Two or more races54.13%
Other race21.65%
Race
Population ↓
Percentage (of total)
White21.65%
Race
Population ↓
Percentage (of total)
White11292.56%
Two or more races54.13%
Other race21.65%

Rockville Marital Status

Economics and Income Statistics

Rockville 's average per capita income is $66,875. Household income levels show a median of $82,500. The poverty rate stands at 2.48%.

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
Families$115,179$128,580
Married Families$112,500-
Households$82,500$108,676
Non Families-$60,671

$66,875

Average Income

$82,500

Median Household Income

2.48%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)