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American Community Survey Profile 2002  
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(excel file)
Includes Tables 1 - 4
 
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  McHenry County -- IL Go to Table:  1   2   3   4
 
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   Note: The 2002 American Community Survey universe is limited to the household population
and excludes the population living in institutions, college dormitories, and other group quarters.
 
TABLE 1. GENERAL DEMOGRAPHIC CHARACTERISTICS
  Estimate Lower
Bound
Upper
Bound
Total population
276,191
*****
*****
SEX AND AGE
Male
138,573
136,773
140,373
Female
137,618
135,818
139,418
Under 5 years
21,348
20,617
22,079
5 to 9 years
24,307
20,870
27,744
10 to 14 years
22,280
19,221
25,339
15 to 19 years
17,743
15,266
20,220
20 to 24 years
16,078
13,238
18,918
25 to 34 years
40,477
37,916
43,038
35 to 44 years
49,637
47,523
51,751
45 to 54 years
39,830
37,659
42,001
55 to 59 years
11,547
8,999
14,095
60 to 64 years
10,961
8,453
13,469
65 to 74 years
12,341
11,321
13,361
75 to 84 years
7,031
5,952
8,110
85 years and over
2,611
1,532
3,690
 
Median age (years)
34.1
33.6
34.6
 
18 years and over
196,313
195,369
197,257
21 years and over
188,381
185,825
190,937
62 years and over
27,953
25,841
30,065
65 years and over
21,983
20,963
23,003
Male
9,446
8,936
9,956
Female
12,537
12,027
13,047
 
RACE
One race
272,609
269,792
275,426
White
259,976
255,241
264,712
Black or African American
784
0
2,114
American Indian and Alaska Native
464
0
1,066
Asian
5,906
3,306
8,506
Asian Indian
N
N
N
Chinese (except Taiwanese)
N
N
N
Filipino
N
N
N
Japanese
N
N
N
Korean
N
N
N
Vietnamese
N
N
N
Other Asian
N
N
N
Native Hawaiian and Other Pacific Islander
0
0
515
Native Hawaiian
N
N
N
Guamanian or Chamorro
N
N
N
Samoan
N
N
N
Other Pacific Islander
N
N
N
Some other race
5,479
1,039
9,919
Two or more races
3,582
765
6,399
Two races including Some other race
498
0
1,415
Two races excluding Some other race, and Three or more races
3,084
437
5,731
 
Race alone or in combination with one or more other races:
White
263,558
257,925
269,191
Black or African American
784
0
2,114
American Indian and Alaska Native
1,997
0
4,028
Asian
7,019
4,907
9,131
Native Hawaiian and Other Pacific Islander
438
0
1,214
Some other race
5,977
1,395
10,559
 
HISPANIC ORIGIN AND RACE
Total population
276,191
*****
*****
Hispanic or Latino (of any race)
23,427
*****
*****
Mexican
19,876
16,944
22,808
Puerto Rican
0
0
515
Cuban
0
0
515
Other Hispanic or Latino
3,551
619
6,483
Not Hispanic or Latino
252,764
*****
*****
White alone
243,604
243,089
244,119
Black or African American alone
0
0
515
American Indian or Alaska Native alone
306
0
849
Asian alone
5,906
3,306
8,506
Native Hawaiian and Other Pacific Islander alone
0
0
515
Some other race alone
0
0
515
Two or more races:
2,948
420
5,476
Two races including Some other race
0
0
515
Two races excluding Some other race, and Three or more races
2,948
420
5,476
 
RELATIONSHIP
Household population
276,191
*****
*****
Householder
96,885
93,230
100,540
Spouse
61,255
57,645
64,865
Child
95,785
91,431
100,139
Other relatives
10,457
7,459
13,455
Nonrelatives
11,809
7,956
15,662
Unmarried partner
6,535
4,128
8,942
 
HOUSEHOLDS BY TYPE
Total households
99,666
99,151
100,181
Family households (families)
76,839
73,874
79,804
With own children under 18 years
44,097
40,781
47,414
Married-couple families
64,756
60,456
69,056
With own children under 18 years
35,642
31,824
39,460
Female householder, no husband present
9,961
6,933
12,989
With own children under 18 years
7,083
4,255
9,911
Nonfamily households
22,827
19,862
25,792
Householder living alone
17,984
15,085
20,883
65 years and over
6,188
4,739
7,637
 
Households with one or more people under 18 years
46,743
43,258
50,228
Households with one or more people 65 years and over
16,744
15,295
18,193
 
Average household size
2.77
2.75
2.79
Average family size
3.17
3.07
3.27
 
HOUSING OCCUPANCY
Total housing units
99,666
*****
*****
Occupied housing units
99,666
99,151
100,181
Vacant housing units
0
0
515
 
Homeowner vacancy rate (percent)
N
N
N
Rental vacancy rate (percent)
N
N
N
 
HOUSING TENURE
Occupied housing units
99,666
99,151
100,181
Owner-occupied
81,535
77,540
85,530
Renter-occupied
18,131
14,136
22,126
 
Average household size of owner-occupied unit
2.85
2.78
2.92
Average household size of renter-occupied unit
2.43
2.12
2.74
 

The 2002 American Community Survey universe is limited to the household population and excludes the population living in institutions, college dormitories, and other group quarters. Data are based on a sample and are subject to sampling variability. The degree of uncertainty for an estimate is represented through the use of a confidence interval. The confidence interval computed here is a 90 percent confidence interval and can be interpreted roughly as providing 90 percent certainty that the true number falls between the lower and upper bounds.

The number of householders does not necessarily equal the number of households because of differences in the weighting schemes for the population and occupied housing units.

1. An '*' entry in the lower and upper bound columns indicates that too few sample observations were available to compute a standard error and thus the lower and upper bounds. A statistical test is not appropriate.
2. An '**' entry in the lower and upper bound columns indicates that no sample observations were available to compute a standard error and thus the lower and upper bounds. A statistical test is not appropriate.
3. An '-' entry in the estimate column indicates that no sample observations were available to compute an estimate.
4. An '-' following a median estimate means the median falls in the lowest interval of an open-ended distribution.
5. An '+' following a median estimate means the median falls in the upper interval of an open-ended distribution.
6. An '***' entry in the lower and upper bound columns indicates that the median falls in the lowest interval or upper interval of an open-ended distribution. A statistical test is not appropriate.
7. An '*****' entry in the lower and upper bound columns indicates that the estimate is controlled. A statistical test is not appropriate.
8. An 'N' entry in the estimate, lower bound, and upper bound columns indicates that data for this geographic area cannot be displayed because the number of sample cases is too small.

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Source: U.S. Census Bureau  |  American Community Survey Office  |  Page Last Modified: August 23, 2007