Northern Illinois Data by Subject Demographic Characteristics - Households by Household Size Select an Area Kane County, Illinois   Boone County   Bureau County   Carroll County   Cook County   DeKalb County   DuPage County   Grundy County   Henry County   JoDaviess County   Kane County   Kankakee County   Kendall County   Lake County   LaSalle County   Lee County   McHenry County   Mercer County   Ogle County   Putnam County   Rock Island County   Stephenson County   Whiteside County   Will County   Winnebago County   Chicago PMSA   Quad Cities MSA   Rockford MSA   State of Illinois Household Size 1980 1990 2000 Change 1980-1990 Change 1990-2000 Number Percent Number Percent Total households 93,729 107,176 133,733 13,447 14.3 26,557 24.8   1 person 18,599 21,358 26,191 2,759 14.8 4,833 22.6   2 persons 27,172 30,973 38,591 3,801 14.0 7,618 24.6   3 - 4 persons 33,279 38,602 46,345 5,323 16.0 7,743 20.1   5 or more persons 14,679 16,243 22,606 1,564 10.7 6,363 39.2 Persons per household (Mean) 2.92 2.52 2.97   SOURCE: U.S. Census Bureau, 1980, 1990, 2000. ::: click here to print this page :::