Report provides the total population for each of the nation's 3,141 counties from 1990 back to the first census in which the county appeared.

The U.S. census, conducted every 10 years since 1790, faces dramatic new challenges as the country begins its third century. Critics of the 1990 census cited pr

In 1982 the Census Bureau requested the Committee on National Statistics to establish a panel to suggest research and experiments, to recommend improved methods