Rockville Flag

Rockville

County Seat:
Yes
Area (mi²):
13.567
State:
Maryland

Rockville is a city located in Montgomery County, Maryland. Rockville has a 2026 population of 67,431. It is also the county seat of Montgomery County. Rockville is currently declining at a rate of -0.2% annually but its population has increased by 0.24% since the most recent census, which recorded a population of 67,270 in 2020.

The median household income in Rockville is $128,649 with a poverty rate of 7.64%. The median age in Rockville is 39.6 years: 38.1 years for males, and 40.8 years for females. For every 100 females there are 90.9 males.

67.4K
Total Population
4,970
Density (mi²)
-132 -0.2%
Growth

Rockville Population

Rockville Population

Year ↓
Population
Growth
Annual Change
202667,431-132-0.2%
202567,5638181.23%
202466,7451780.27%
202366,567-115-0.17%
202266,682-211-0.32%
202166,893-206-0.31%
202067,270-903-1.32%
201968,173660.1%
201868,1071920.28%
201767,9159011.34%
201667,0141890.28%
201566,8251,2931.97%
201465,5321,6262.54%
201363,9065480.86%
201263,3581,2371.99%
201162,1215790.94%
201061,5423330.54%
200047,3882,5535.69%
199044,8351,0242.34%
198043,8111,0722.51%
197042,73916,64963.81%
196026,09019,156276.26%
19506,9344,934246.7%
19402,00090081.82%
19001,10000%

Median Age

Overall: 39.6 years
Female: 40.8 years
Male: 38.1 years

Rockville Adults

There are 53,977 adults, (12,739 of whom are seniors) in Rockville.

Sex Ratio

Female: 35,446 (52.4%)
Male: 32,225 (47.6%)

Demographics

The racial composition of Rockville includes 45.6% White, 22.47% Asian, 11.51% Black or African American, 8.68% other race, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White30,85945.6%
Asian15,20822.47%
Black or African American7,78711.51%
Two or more races7,72511.42%
Other race5,8738.68%
Native American2090.31%
Native Hawaiian or Pacific Islander100.01%
Race
Population ↓
Percentage (of total)
Other race5,2287.73%
Two or more races4,6836.92%
White1,5992.36%
Black or African American3250.48%
Asian2460.36%
Native American1610.24%
Race
Population ↓
Percentage (of total)
White29,26043.24%
Asian14,96222.11%
Black or African American7,46211.03%
Two or more races3,0424.5%
Other race6450.95%
Native American480.07%
Native Hawaiian or Pacific Islander100.01%

Rockville Marital Status

Economics and Income Statistics

Rockville's average per capita income is $82,015. Household income levels show a median of $128,649. The poverty rate stands at 7.64%.

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$180,490-
Families$156,907$187,132
Households$128,649$158,489
Non Families$80,600$102,319

$82,015

Average Income

$128,649

Median Household Income

7.64%

Poverty Rate

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)