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United StatesU.S. StatisticsCensus DataMaryland

Demographic Statistics

Rockville, Maryland,

Number

Percent

Total population47,388100.0
SEX AND AGE
Male23,10648.8
Female24,28251.2
Under 5 years2,9926.3
5 to 9 years3,1566.7
10 to 14 years3,1016.5
15 to 19 years2,7745.9
20 to 24 years2,3775.0
25 to 34 years6,72514.2
35 to 44 years8,47717.9
45 to 54 years6,99814.8
55 to 59 years2,5865.5
60 to 64 years1,9874.2
65 to 74 years3,2386.8
75 to 84 years2,1714.6
85 years and over8061.7
Median age (years)37.8(X)
18 years and over36,30776.6
Male
17,41436.7
Female
18,89339.9
21 years and over34,93873.7
62 years and over7,39615.6
65 years and over6,21513.1
Male
2,4915.3
Female
3,7247.9
RACE
One race45,90796.9
White
32,12067.8
Black or African American
4,3179.1
American Indian and Alaska Native
1600.3
Asian
7,03014.8
Asian Indian
9842.1
Chinese
2,8886.1
Filipino
5921.2
Japanese
5651.2
Korean
9712.0
Vietnamese
3160.7

Other Asian 1

7141.5
Native Hawaiian and Other Pacific Islander
150.0
Native Hawaiian
110.0
Guamanian or Chamorro
00.0
Samoan
00.0

Other Pacific Islander 2

40.0
Some other race
2,2654.8
Two or more races1,4813.1

Race alone or in combination with one or more other races 3

White33,26270.2
Black or African American4,6759.9
American Indian and Alaska Native4030.9
Asian7,61116.1
Native Hawaiian and Other Pacific Islander770.2
Some other race2,9466.2
HISPANIC OR LATINO AND RACE
Total population47,388100.0
Hispanic or Latino (of any race)5,52911.7
Mexican
4260.9
Puerto Rican
2250.5
Cuban
1450.3
Other Hispanic or Latino
4,73310.0
Not Hispanic or Latino41,85988.3
White alone
29,34261.9
RELATIONSHIP
Total population47,388100.0
In households45,74696.5
Householder
17,24736.4
Spouse
9,75920.6
Child
13,31228.1
Own child under 18 years
10,17821.5
Other relatives
2,5455.4
Under 18 years
6451.4
Nonrelatives
2,8836.1
Unmarried partner
5851.2
In group quarters1,6423.5
Institutionalized population
1,2692.7
Noninstitutionalized population
3730.8
HOUSEHOLDS BY TYPE
Total households17,247100.0
Family households (families)12,00269.6
With own children under 18 years
5,70033.0
Married-couple family
9,75956.6
With own children under 18 years
4,60226.7
Female householder, no husband present
1,6479.5
With own children under 18 years
8655.0
Nonfamily households5,24530.4
Householder living alone
4,11223.8
Householder 65 years and over
1,5388.9
Households with individuals under 18 years6,09535.3
Households with individuals 65 years and over4,11423.9
Average household size2.65(X)
Average family size3.13(X)
HOUSING OCCUPANCY
Total housing units17,786100.0
Occupied housing units17,24797.0
Vacant housing units5393.0
For seasonal, recreational, or occasional use
370.2
Homeowner vacancy rate (percent)0.8(X)
Rental vacancy rate (percent)4.5(X)
HOUSING TENURE
Occupied housing units17,247100.0
Owner-occupied housing units11,66967.7
Renter-occupied housing units5,57832.3
Average household size of owner-occupied unit2.71(X)
Average household size of renter-occupied unit2.54(X)
(X) Not applicable
1 Other Asian alone, or two or more Asian categories.
2 Other Pacific Islander alone, or two or more Native Hawaiian and Other Pacific Islander categories.
3 In combination with one or more other races listed. The six numbers may add to more than the total population and the six percentages may add to more than 100 percent because individuals may report more than one race.
Source: U.S. Census Bureau, Census 2000 Summary File 1, Matrices P1, P3, P4, P8, P9, P12, P13, P,17, P18, P19, P20, P23, P27, P28, P33, PCT5, PCT8, PCT11, PCT15, H1, H3, H4, H5, H11, and H12.

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