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Welcome to Rock Island County, IL
Zip Codes:
Cities:
Area Code:
309
 People
Total population (2000) 149,374
Total urban population (2000) 132,619
Total rural population (2000) 16,755
Total white population (2000) 127,742
Total black population (2000) 11,260
American Indian & Alaska Native population (2000) 410
Total asian population (2000) 1,524
Native Hawaiian & Pacific Islander popualtion (2000) 45
Hispanic population (2000) 12,791
Total population over 18 yrs (2000) 113,850
White population over 18 yrs (2000) 100,179
Black population over 18 yrs (2000) 7,463
American Indian & Alaska Native population over 18 yrs (2000) 300
Asian population over 18 yrs (2000) 1,118
Native Hawaiian & Pacific Islander population over 18 yrs (2000) 27
Total male population (2000) 72,545
Total female population (2000) 76,829
Both sexes median age (2000) 38
Male median age (2000) 36
Female median age (2000) 39
Total population over 25 years old (2000) 98,865
Charts (click to view charts)
Male Age Distribution (2000)
Female Age Distribution (2000)
Foreign & Native Population (2000)
Male Education Attained (2000)
Female Education Attained (2000)
 Geography
Miles of land 427
Land area sq meters 1,105,280,677
Water area sq meters 63,208,511
Land area sq mi 427
Water area sq mi 24
Latitude 41
Longitude -91
 Economics
Average household size (2000) 2
Average family size (2000) 3
Median household income (1999) $38,608
Aggregate household income (1999) $2,953,692,800
Aggregate household income less than $200,000 (1999) $2,703,075,200
Aggregate household income $200,000 or more (1999) $250,617,600
Household's with no interest, dividends, or net rental income (2000) 24,059
Household's with social security income (2000) 17,914
Households with retirement income (2000) 13,873
Per capita income (1999) 20,164
Population with income level at or above poverty (1999) 128,982
Housing units (2000) 64,489
Housing units (2003) 64,769
Housing units (2004) 64,883
Housing units (2005) 65,034
Change in housing units from 2004 to 2005 151
Percent change housing units from 2004 to 2005 0
Growth rank 2,460
Median house value (2000) 77,800
Charts (click to view charts)
Household Income Distribution (2000)
Family Income Distribution (2000)
Travel Time to Work (2000)
Workers 16 Years and Older Transportation To Work (2000)
Age Distribution Below Poverty (2000)