------------------------------------------------------------------------------------------------------------------------- Beaver County, PA ------------------------------------------------------------------------------------------------------------------------- 1983-1992: Beaver County, PA PMSA in Pittsburgh-Beaver Valley, PA CMSA 1992-2006: Not defined Population History ------------------------------------------------------------------------------------------------------------------------- Component 1950 1960 1970 1980 1990 2000 2005 ------------------------------------------------------------------------------------------------------------------------- Beaver County, PA 175,192 206,948 208,418 204,441 186,093* 181,412 176,825 ------------------------------------------------------------------------------------------------------------------------- Total - - - - 186,093 - - Percent Change - - - - - -100.0% - ------------------------------------------------------------------------------------------------------------------------- Component Change Timeline ---------------------------------------------------------------------------------------- 1950 1960 1970 1980 1990 2000 Component | | | | | | | | | | | | ---------------------------------------------------------------------------------------- Beaver County, PA '''''''''''''''''''''''''''''''''*********''''''''''''''' ---------------------------------------------------------------------------------------- Component Change History ------------------------------------------------------------------------------------------------------------------------- Apr 1950 Beaver County, PA included as original component of Pittsburgh, PA SMA Jun 1983 New PMSA: Beaver County, PA PMSA in Pittsburgh-Beaver Valley, PA CMSA Beaver County, PA included as original PMSA component, transferred from Pittsburgh, PA SMSA Dec 1992 Beaver County, PA PMSA in Pittsburgh-Beaver Valley, PA CMSA abolished Beaver County, PA transferred to Pittsburgh, PA MSA -------------------------------------------------------------------------------------------------------------------------