Northern Illinois Data by Subject Demographic Characteristics - Households by Household Size Select an Area Winnebago 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 89,408 96,727 107,966 7,319 8.2 11,239 11.6   1 person 18,937 23,721 28,407 4,784 25.3 4,686 19.8   2 persons 28,316 31,959 35,829 3,643 12.9 3,870 12.1   3 - 4 persons 30,705 31,928 33,000 1,223 4.0 1,072 3.4   5 or more persons 11,450 9,119 10,730 -2,331 -20.4 1,611 17.7 Persons per household (Mean) 2.76 2.49 2.53   SOURCE: U.S. Census Bureau, 1980, 1990, 2000. ::: click here to print this page :::