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        
     With people 65 or older present 6,381 7,819 9,593      
     Family households 39,778 49,778 69,303        
       With people under 18 present 23,242 27,469 39,833      
       With people 65 or older present 6,216 7,626 9,280      
       Married-couple family 35,368 43,457 59,453        
         With people under 18 present 20,621 23,861 33,551      
       Male householder family, no wife present 1,154 1,854 3,090        
         With people under 18 present 538 910 1,804      
       Female householder family, no husband present 3,256 4,467 6,760        
         With people under 18 present 2,083 2,698 4,478        
     Non-family households 1,525 2,531 4,000        
       With people 65 or older present 165 193 313      
       Male householder 1,011 1,710 2,528        
         
       Female householder 514 821 1,472        
     
   
Housing Occupancy and Occupant Characteristics       
     
     
Year
1980 1990 2000    
   
     
Housing units 51,847 65,985 92,908        
   Occupied 49,078 62,940 89,403      
     Owner occupied 38,765 50,289 74,391      
     Renter occupied 10,313 12,651 15,012      
   Vacant 2,769 3,045 3,505      
    531 790          
Age of householder  
Owner-occupied housing units:  
   15 to 24 years  
   25 to 34 years   10,377 11,909          
   35 to 44 years   14,223 22,714          
   45 to 54 years   9,947 17,859          
   55 to 64 years   6,507 10,155          
   65 to 74 years   5,184 6,217          
   75 years and over   3,520 4,747          
     75 to 84 years   3,768    
     85 years and over   979    
    1,549 1,640          
Renter-occupied housing units  
   15 to 24 years  
   25 to 34 years   4,371 4,255      
   35 to 44 years   2,641 3,711          
   45 to 54 years   1,337 2,239      
   55 to 64 years   853 1,100      
   65 to 74 years   915 775      
   75 years and over   985 1,292      
     75 to 84 years   863    
     85 years and over   429    
  38,474 49,746 71,999          
Race of householder  
Owner-occupied housing units:  
   White  
   Black 9 43 276      
   American Indian, Eskimo, Aluet 14 56 94        
   Asian and Pacific Islander 113 244 858      
     Asian   845    
     Native Hawiian/Pacific Islander   13    
   Other or Multiple 155 200 1,164        
  10,047 12,162 13,655          
Renter-occupied housing units  
   White  
   Black 18 36 134        
   American Indian, Eskimo, Aluet 18 42 40      
   Asian and Pacific Islander 42 80 210      
     Asian   208    
     Native Hawiian/Pacific Islander   2    
   Other or Multiple 188 331 973