ALGONQUIN                
Data Source: U.S. Census Bureau    
   
POPULATION BY AGE - 5 year increments
   
Year
1980 1990 2000    
   
     
Total Population 5,834 11,663 23,276        
   Male 2,931 5,864 11,576      
   Female 2,903 5,799 11,700      
Median Age   33.6      
   Male   33.6    
   Female   33.7    
Under 5 Years 548 1,262 2,364        
   Male 251 656 1,198      
   Female 297 606 1,166      
5 to 9 Years 583 1,118 2,269        
   Male 288 593 1,160      
   Female 295 525 1,109      
10 to 14 Years 604 903 2,018        
   Male 337 458 1,041      
   Female 267 445 977      
15 to 19 Years 461 671 1,432        
   Male 239 343 741      
   Female 222 328 691      
20 to 24 Years 364 537 751        
   Male 182 281 372      
   Female 182 256 379      
25 to 29 Years 501 1,087 1,227        
   Male 222 477 537      
   Female 279 610 690      
30 to 34 Years 675 1,481 2,258        
   Male 310 733 1,079      
   Female 365 748 1,179      
35 to 44 Years 928 2,293 5,072        
   Male 515 1,167 2,520        
   Female 413 1,126 2,552        
    35 to 39 Years   1,300 2,659          
      Male   666 1,311      
      Female   634 1,348      
    40 to 44 Years   993 2,413          
      Male   501 1,209      
      Female   492 1,204      
45 to 54 Years 490 1,129 3,224        
   Male 260 610 1,676        
   Female 230 519 1,548        
    45 to 49 Years   747 1,861          
      Male   401 964      
      Female   346 897      
    50 to 54 Years   382 1,363        
      Male   209 712      
      Female   173 651      
55 to 59 Years 204 327 906        
   Male 108 168 474      
   Female 96 159 432      
60 to 64 Years 168 254 525        
   Male 89 119 254      
   Female 79 135 271      
65 to 74 Years 220 394 759          
   Male 104 185 336      
   Female 116 209 423      
    65 to 69 Years   233 420        
      Male   110 191      
      Female   123 229      
    70 to 74 Years   161 339        
      Male   75 145      
      Female   86 194      
75 to 84 Years 72 168 384        
   Male 21 68 163      
   Female 51 100 221        
    75 to 79 Years   117 262        
      Male   50 121      
      Female   67 141      
    80 to 84 Years   51 122        
      Male   18 42      
      Female   33 80      
85 Years and Over 16 39 87        
   Male 5 6 25        
   Female 11 33 62        
   
   
   
 
 
Population by Race and Hispanic Origin     
     
 
   
Year 2000  
Total Population 23,276  
   Single-Race classification 23,006  
     White 21,939  
       Under 18 years of age 7,110  
       18 or older 14,829  
     Black or African-American 214  
       Under 18 years of age 80  
       18 or older 134  
     American Indian or Native Alaskan 24  
       Under 18 years of age 2  
       18 or older 22  
     Asian 546  
       Under 18 years of age 162  
       18 or older 384  
     Native Hawaiian or Pacific Islander 3  
       Under 18 years of age 1  
       18 or older 2  
     Asian or Pacific Islander 549  
       Under 18 years of age 163  
       18 or older 386  
     Other 280  
       Under 18 years of age 100  
       18 or older 180  
   Two or more races classified 270  
     Under 18 years of age 174  
     18 or older 96  
  948  
   Hispanic or Latino  
     Under 18 years of age 381  
     18 or older 567  
   Not Hispanic or Latino 22,328  
     Under 18 years of age 7,248  
     18 or older 15,080  
     
Population by Household for Algonquin, Illinois    
     
     
     
Year
1980 1990 2000    
   
     
Total Population 5,834 11,663 23,276        
Number of Households 1,853 3,875 7,706        
   With people under 18 present 997 1,957 3,916        
   With people 65 or older 241 436 891      
Population in Households 5,819 11,663 23,266        
   In Family Households 5,447 10,913 21,589      
   In Nonfamily Households 372 750 1,677      
Population in Group Quarters 15 0 10          
   Institutionalized 0 0 0    
   Other 15 0 10        
  3.14 3.01 3.02          
Average Household Size  
Number of Households 1,853 3,875 7,706      
   Single-person households 251 483 1,119        
     Male 130 234 555        
     Female 121 249 564      
     Householder 65 or older 78 117 267        
   Multiple-person households 1,602 3,392 6,587        
     With people 65 or older present 163 319 624      
     Family households 1,546 3,268 6,332        
       With people under 18 present 992 1,952 3,905        
       With people 65 or older present 162 311 612      
       Married-couple family 1,429 2,990 5,755        
         With people under 18 present 920 1,798 3,541        
       Male householder family, no wife present 34 77 148        
         With people under 18 present 15 31 87      
       Female householder family, no husband present 83 201 429        
         With people under 18 present 57 123 277      
     Non-family households 56 124 255        
       With people 65 or older present 1 8 12      
       Male householder 29 75 138          
         
       Female householder 27 49 117        
     
   
Housing Occupancy and Occupant Characteristics     
Year
1980 1990 2000    
   
     
Housing units 1,956 3,975 7,952        
   Occupied 1,853 3,875 7,706      
     Owner occupied 1,525 3,465 7,217      
     Renter occupied 328 410 489        
   Vacant 103 100 246        
    27 46          
Age of householder  
Owner-occupied housing units:  
   15 to 24 years  
   25 to 34 years   1,034 1,413      
   35 to 44 years   1,142 2,516          
   45 to 54 years   633 1,743          
   55 to 64 years   312 816      
   65 to 74 years   208 414      
   75 years and over   109 269      
     75 to 84 years   226    
     85 years and over   43    
    70 47          
Renter-occupied housing units  
   15 to 24 years  
   25 to 34 years   155 170      
   35 to 44 years   80 110      
   45 to 54 years   45 85      
   55 to 64 years   26 40      
   65 to 74 years   23 21      
   75 years and over   11 16      
     75 to 84 years   15    
     85 years and over   1    
  1,516 3,413 6,913          
Race of householder  
Owner-occupied housing units:  
   White  
   Black 0 6 51      
   American Indian, Eskimo, Aluet 3 3 10        
   Asian and Pacific Islander 5 31 143        
     Asian   141    
     Native Hawiian/Pacific Islander   2    
   Other or Multiple 7 12 100      
  321 399 455          
Renter-occupied housing units  
   White  
   Black 0 1 10      
   American Indian, Eskimo, Aluet 0 4 0      
   Asian and Pacific Islander 1 2 6      
     Asian   6    
     Native Hawiian/Pacific Islander   0    
   Other or Multiple 0 4 18