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Welcome to Jefferson County, MO
Zip Codes:
Cities:
Area Codes:
314
 People
Total population (2000) 198,099
Total urban population (2000) 129,456
Total rural population (2000) 68,643
Total white population (2000) 193,102
Total black population (2000) 1,354
American Indian & Alaska Native population (2000) 577
Total asian population (2000) 708
Native Hawaiian & Pacific Islander popualtion (2000) 28
Hispanic population (2000) 2,002
Total population over 18 yrs (2000) 142,829
White population over 18 yrs (2000) 139,628
Black population over 18 yrs (2000) 916
American Indian & Alaska Native population over 18 yrs (2000) 450
Asian population over 18 yrs (2000) 529
Native Hawaiian & Pacific Islander population over 18 yrs (2000) 17
Total male population (2000) 98,490
Total female population (2000) 99,609
Both sexes median age (2000) 35
Male median age (2000) 34
Female median age (2000) 36
Total population over 25 years old (2000) 125,956
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 657
Land area sq meters 1,701,094,116
Water area sq meters 18,882,037
Land area sq mi 657
Water area sq mi 7
Latitude 38
Longitude -90
 Economics
Average household size (2000) 3
Average family size (2000) 3
Median household income (1999) $46,338
Aggregate household income (1999) $3,802,802,400
Aggregate household income less than $200,000 (1999) $3,615,201,500
Aggregate household income $200,000 or more (1999) $187,600,800
Household's with no interest, dividends, or net rental income (2000) 22,830
Household's with social security income (2000) 16,085
Households with retirement income (2000) 11,894
Per capita income (1999) 19,435
Population with income level at or above poverty (1999) 182,330
Housing units (2000) 75,586
Housing units (2003) 80,292
Housing units (2004) 81,937
Housing units (2005) 83,572
Change in housing units from 2004 to 2005 1635
Percent change housing units from 2004 to 2005 1
Growth rank 466
Median house value (2000) 93,300
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)
 Crime
Violent crime (2005) 375
Murder & nonnegligent manslaughter (2005) 1
Forcible rape (2005) 33
Robbery (2005) 11
Aggravated assault (2005) 330
Property crime (2005) 3,321
Burglary (2005) 532
Larceny-theft (2005) 2,512
Motor vehicle theft (2005) 277
Arson one (2005) 28