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United StatesU.S. StatisticsCensus DataIllinois

Demographic Statistics

Quincy, Illinois

Number

Percent

Total population40,366100.0
SEX AND AGE
Male18,93246.9
Female21,43453.1
Under 5 years2,3975.9
5 to 9 years2,6576.6
10 to 14 years2,7146.7
15 to 19 years2,9727.4
20 to 24 years2,7216.7
25 to 34 years4,87012.1
35 to 44 years5,55713.8
45 to 54 years4,94712.3
55 to 59 years1,8974.7
60 to 64 years1,6114.0
65 to 74 years3,4128.5
75 to 84 years3,1657.8
85 years and over1,4463.6
Median age (years)38.4(X)
18 years and over30,93876.6
Male
14,24335.3
Female
16,69541.4
21 years and over28,95471.7
62 years and over8,99922.3
65 years and over8,02319.9
Male
3,1307.8
Female
4,89312.1
RACE
One race39,87298.8
White
37,55093.0
Black or African American
1,8794.7
American Indian and Alaska Native
750.2
Asian
2160.5
Asian Indian
420.1
Chinese
640.2
Filipino
360.1
Japanese
120.0
Korean
60.0
Vietnamese
120.0

Other Asian 1

440.1
Native Hawaiian and Other Pacific Islander
50.0
Native Hawaiian
30.0
Guamanian or Chamorro
00.0
Samoan
10.0

Other Pacific Islander 2

10.0
Some other race
1470.4
Two or more races4941.2

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

White37,99194.1
Black or African American2,1675.4
American Indian and Alaska Native2090.5
Asian2830.7
Native Hawaiian and Other Pacific Islander170.0
Some other race2260.6
HISPANIC OR LATINO AND RACE
Total population40,366100.0
Hispanic or Latino (of any race)3810.9
Mexican
1960.5
Puerto Rican
310.1
Cuban
240.1
Other Hispanic or Latino
1300.3
Not Hispanic or Latino39,98599.1
White alone
37,33292.5
RELATIONSHIP
Total population40,366100.0
In households38,00294.1
Householder
16,54641.0
Spouse
7,65819.0
Child
10,78026.7
Own child under 18 years
8,59021.3
Other relatives
1,1642.9
Under 18 years
5171.3
Nonrelatives
1,8544.6
Unmarried partner
8972.2
In group quarters2,3645.9
Institutionalized population
1,6184.0
Noninstitutionalized population
7461.8
HOUSEHOLDS BY TYPE
Total households16,546100.0
Family households (families)10,10661.1
With own children under 18 years
4,73328.6
Married-couple family
7,65846.3
With own children under 18 years
3,16719.1
Female householder, no husband present
1,92311.6
With own children under 18 years
1,2527.6
Nonfamily households6,44038.9
Householder living alone
5,58233.7
Householder 65 years and over
2,52615.3
Households with individuals under 18 years5,11930.9
Households with individuals 65 years and over4,97130.0
Average household size2.30(X)
Average family size2.94(X)
HOUSING OCCUPANCY
Total housing units18,043100.0
Occupied housing units16,54691.7
Vacant housing units1,4978.3
For seasonal, recreational, or occasional use
530.3
Homeowner vacancy rate (percent)1.8(X)
Rental vacancy rate (percent)9.9(X)
HOUSING TENURE
Occupied housing units16,546100.0
Owner-occupied housing units10,99266.4
Renter-occupied housing units5,55433.6
Average household size of owner-occupied unit2.43(X)
Average household size of renter-occupied unit2.03(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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