Planning is essentially the process of analyzing people and places, and nothing informs that process more than the decennial Census. This past summer, California's newspapers were filled with the first important round of Census 2000 data – detailed information about population and housing counts, age and race profiles, and household size. This is called the "SF1" data – the Summary File 1 data, derived from the "short form" filled out by Americans in April 2000.
