------------------------------------------------------------------------------------------------------------------------- Casper, WY ------------------------------------------------------------------------------------------------------------------------- 1981-1983: Casper, WY SMSA 1983-2003: Casper, WY MSA 2003-2006: Casper, WY Metro Area Population History ------------------------------------------------------------------------------------------------------------------------- Component 1950 1960 1970 1980 1990 2000 2005 ------------------------------------------------------------------------------------------------------------------------- Natrona County, WY 31,437 49,623 51,264 71,856* 61,226* 66,533* 69,655* ------------------------------------------------------------------------------------------------------------------------- Total - - - 71,856 61,226 66,533 69,655 Percent Change - - - - -14.8% 8.7% 4.7% ------------------------------------------------------------------------------------------------------------------------- Total (as currently defined) 31,437 49,623 51,264 71,856 61,226 66,533 69,655 Percent Change - 57.8% 3.3% 40.2% -14.8% 8.7% 4.7% ------------------------------------------------------------------------------------------------------------------------- Component Change Timeline ---------------------------------------------------------------------------------------- 1950 1960 1970 1980 1990 2000 Component | | | | | | | | | | | | ---------------------------------------------------------------------------------------- Natrona County, WY ************************** ---------------------------------------------------------------------------------------- Population History ------------------------------------------------------------------------------------------------------------------------- City 1950 1960 1970 1980 1990 2000 2005 ------------------------------------------------------------------------------------------------------------------------- Casper, WY 0 0 0 51,016* 46,742* 49,644* 51,738* Total 0 0 0 51,016 46,742 49,644 51,738 Metro 0 0 0 71,856 61,226 66,533 69,655 Percent 71.0% 76.3% 74.6% 74.3% Principal/Central City Change Timeline ---------------------------------------------------------------------------------------- 1950 1960 1970 1980 1990 2000 City | | | | | | | | | | | | ---------------------------------------------------------------------------------------- Casper, WY ************************** ---------------------------------------------------------------------------------------- Component Change History ------------------------------------------------------------------------------------------------------------------------- Jun 1981 New SMSA: Casper, WY SMSA Natrona County, WY included as original SMSA component Casper, WY designated as original central city of new SMSA -------------------------------------------------------------------------------------------------------------------------