Wel Come! New To HomesZ? Sign Up , Already Member ? Login Search Real Estate Type city & state OR a Zip Code Find Z-Agents >> Property Search >> Home Value >> HomesZ Tools Buying HomesZ in Jefferson Selling HomesZ in Jefferson Moving to Jefferson Jefferson Market Condition Jefferson Schools   Demographic Info Mortgages & Resources Mortgage Calculators News Demographic Information Homesz > Missouri > Jefferson Mo Demographic Info School Info|Community Info| Market Conditions|Jefferson Info |Search Property Demographic Info for your City:   City Arnold Arnold Township Barnhart Big River Township Byrnes Mill Cedar Hill Cedar Hill Lakes Central Township Crystal Crystal City De Soto Dittmer Festus Fletcher Hematite Herculaneum High Ridge High Ridge Township Hillsboro Horine House Springs Imperial Imperial Township Jefferson Joachim Township Kimmswick Liguori Mapaville Meramec Township Morse Mill Murphy Olympian Parkdale Pevely Plattin Township River View Township Rock Township Scotsdale Valle Township Windsor Township General Information Region 64.00 Division 128.00 Land Area Sq Mls 1,374.72 Total Area Sq Mls 1,390.86 1 . Total Population Trends subject Number Percentage Total Persons 474,868.00 * Total Population 1990 243,839.00 * Population Change 1990-2000 32,725.00 128.00 2 . Age Male 1,580.90 Female 239,617.00 1,618.80 Age 0 to 4 34,118.00 213.80 Age 5 to 9 36,420.00 237.30 Age 10 to 14 38,135.00 261.50 Age 15 to 17 22,762.00 159.70 Age 15 to 19 36,102.00 255.20 Age 18 to 19 13,340.00 95.30 Age 18 to 24 40,934.00 286.30 Age 20 to 24 27,594.00 190.80 Age 25 to 34 65,226.00 414.10 Age 25 to 44 150,139.00 983.30 Age 35 to 44 84,913.00 568.90 Age 45 to 54 64,981.00 438.30 Age 45 to 64 106,496.00 717.70 Age 55 to 59 23,564.00 154.70 Age 60 to 64 17,951.00 125.30 Age 65 to 74 26,307.00 192.80 Age 75 to 84 14,945.00 113.60 over 85 4,612.00 33.20 Median age 1,133.70 17 and Under 131,435.00 872.30 Over 18 343,433.00 2,327.10 Over 18 Male 167,341.00 1,131.90 Over 18 Female 176,092.00 1,195.10 Over 21 324,137.00 2,191.90 Over 62 56,086.00 11.30 Over 65 45,864.00 339.80 Over 65 Male 19,336.00 141.10 Over 65 Female 26,528.00 198.50 3 . Race One Race: Total 470,353.00 3,160.50 White Alone 462,300.00 3,100.50 Black or African American Alone 3,726.00 30.60 American Indian or Alaska Native Alone 1,347.00 8.30 Asian Alone 1,740.00 12.30 Asian Indian 216.00 2.10 Chinese 265.00 1.30 Filipino 495.00 3.90 Japanese 82.00 0.60 Korean 213.00 0.90 Vietnamese 255.00 1.10 Other Asian 214.00 0.90 Hawaiian and Other Pac Islndr Alone 67.00 0.00 Native Hawaiian 43.00 0.00 Guamanian or Chamorro 16.00 0.00 Samoan 8.00 0.00 Other Pacific Islander Alone 0.00