MCHENRY COUNTY
Data Source: U.S. Census Bureau
POPULATION BY AGE - 5 year increments
Year	1980	1990	2000
Total Population	147,897	183,241	260,077
Male	73,447	91,558	130,474
Female	74,450	91,683	129,603
Median Age	29.6		34.2
Male	28.8		33.5
Female	30.3		34.9
Under 5 Years	11,764	15,798	21,110
Male	6,101	8,158	10,941
Female	5,663	7,640	10,169
5 to 9 Years	12,292	15,644	23,044
Male	6,320	8,184	11,827
Female	5,972	7,460	11,217
10 to 14 Years	14,096	14,175	22,205
Male	7,199	7,410	11,486
Female	6,897	6,765	10,719
15 to 19 Years	13,459	12,197	18,130
Male	6,950	6,298	9,533
Female	6,509	5,899	8,597
20 to 24 Years	11,216	10,795	12,399
Male	5,591	5,546	6,593
Female	5,625	5,249	5,806
25 to 29 Years	12,182	14,934	15,318
Male	6,029	7,328	7,653
Female	6,153	7,606	7,665
30 to 34 Years	13,532	18,085	21,430
Male	6,591	8,991	10,505
Female	6,941	9,094	10,925
35 to 44 Years	19,916	31,666	50,255
Male	10,202	15,928	25,196
Female	9,714	15,738	25,059
35 to 39 Years		16,644	25,696
Male		8,408	12,857
Female		8,236	12,839
40 to 44 Years		15,022	24,559
Male		7,520	12,339
Female		7,502	12,220
45 to 54 Years	14,065	19,898	35,866
Male	7,173	10,323	18,253
Female	6,892	9,575	17,613
45 to 49 Years		11,795	19,703
Male		6,115	10,087
Female		5,680	9,616
50 to 54 Years		8,103	16,163
Male		4,208	8,166
Female		3,895	7,997
55 to 59 Years	6,380	6,620	11,680
Male	3,145	3,364	5,955
Female	3,235	3,256	5,725
60 to 64 Years	5,484	6,090	7,727
Male	2,560	2,998	3,835
Female	2,924	3,092	3,892
65 to 74 Years	8,264	9,943	11,351
Male	3,630	4,390	5,250
Female	4,634	5,553	6,101
65 to 69 Years		5,480	6,049
Male		2,518	2,862
Female		2,962	3,187
70 to 74 Years		4,463	5,302
Male		1,872	2,388
Female		2,591	2,914
75 to 84 Years	4,085	5,646	7,115
Male	1,614	2,144	2,750
Female	2,471	3,502	4,365
75 to 79 Years		3,462	4,285
Male		1,356	1,762
Female		2,106	2,523
80 to 84 Years		2,184	2,830
Male		788	988
Female		1,396	1,842
85 Years and Over	1,162	1,750	2,447
Male	342	496	697
Female	820	1,254	1,750
POPULATION BY AGE
Year	2000
Total Population	260,077
Male	130,474
Female	129,603
Median Age	34.2
Male	33.5
Female	34.9
Under 1 Year	4,015
Male	2,043
Female	1,972
1 Year	4,072
Male	2,134
Female	1,938
2 Years	4,216
Male	2,202
Female	2,014
3 Years	4,264
Male	2,229
Female	2,035
4 Years	4,543
Male	2,333
Female	2,210
5 Years	4,542
Male	2,356
Female	2,186
6 Years	4,658
Male	2,354
Female	2,304
7 Years	4,483
Male	2,324
Female	2,159
8 Years	4,635
Male	2,356
Female	2,279
9 Years	4,726
Male	2,437
Female	2,289
10 Years	4,723
Male	2,421
Female	2,302
11 Years	4,584
Male	2,350
Female	2,234
12 Years	4,444
Male	2,291
Female	2,153
13 Years	4,178
Male	2,212
Female	1,966
14 Years	4,276
Male	2,212
Female	2,064
15 Years	4,103
Male	2,174
Female	1,929
16 Years	3,944
Male	2,056
Female	1,888
17 Years	4,090
Male	2,120
Female	1,970
18 Years	3,306
Male	1,728
Female	1,578
19 Years	2,687
Male	1,455
Female	1,232
20 Years	2,556
Male	1,385
Female	1,171
21 Years	2,373
Male	1,315
Female	1,058
22 to 24 Years	7,470
Male	3,893
Female	3,577
25 to 29 Years	15,318
Male	7,653
Female	7,665
30 to 34 Years	21,430
Male	10,505
Female	10,925
35 to 39 Years	25,696
Male	12,857
Female	12,839
40 to 44 Years	24,559
Male	12,339
Female	12,220
45 to 49 Years	19,703
Male	10,087
Female	9,616
50 to 54 Years	16,163
Male	8,166
Female	7,997
55 to 59 Years	11,680
Male	5,955
Female	5,725
60 and 61 Years	3,284
Male	1,674
Female	1,610
62 to 64 Years	4,443
Male	2,161
Female	2,282
65 and 66 Years	2,542
Male	1,211
Female	1,331
67 to 69 Years	3,507
Male	1,651
Female	1,856
70 to 74 Years	5,302
Male	2,388
Female	2,914
75 to 79 Years	4,285
Male	1,762
Female	2,523
80 to 84 Years	2,830
Male	988
Female	1,842
85 Years and Over	2,447
Male	697
Female	1,750
Population by Race and Hispanic Origin
Year	2000
Total Population	260,077
Single-Race classification	257,256
White	244,240
Under 18 years of age	72,632
18 or older	171,608
Black or African-American	1,523
Under 18 years of age	570
18 or older	953
American Indian or Native Alaskan	445
Under 18 years of age	122
18 or older	323
Asian	3,782
Under 18 years of age	1,130
18 or older	2,652
Native Hawaiian or Pacific Islander	55
Under 18 years of age	13
18 or older	42
Asian or Pacific Islander	3,837
Under 18 years of age	1,143
18 or older	2,694
Other	7,211
Under 18 years of age	2,505
18 or older	4,706
Two or more races classified	2,821
Under 18 years of age	1,524
18 or older	1,297
	19,602
Hispanic or Latino
Under 18 years of age	7,285
18 or older	12,317
Not Hispanic or Latino	240,475
Under 18 years of age	71,211
18 or older	169,264
Population by Household for McHenry County, Illinois
Year	1980	1990	2000
Total Population	147,897	183,241	260,077
Number of Households	49,078	62,940	89,403
With people under 18 present	23,374	27,671	40,147
With people 65 or older	9,625	12,137	15,025
Population in Households	146,836	181,595	258,558
In Family Households	135,602	165,265	233,278
In Nonfamily Households	11,234	16,330	25,280
Population in Group Quarters	1,061	1,646	1,519
Institutionalized	788	1,096	1,106
Other	273	550	413
	2.99	2.89	2.89
Average Household Size
Number of Households	49,078	62,940	89,403
Single-person households	7,775	10,631	16,100
Male	3,164	4,612	7,520
Female	4,611	6,019	8,580
Householder 65 or older	3,244	4,318	5,432
Multiple-person households	41,303	52,309	73,303