census block

Английский Язык - Английский Язык

Определение census block в Английский Язык Английский Язык словарь: Subset of a census tract created for the convenience of tabulation and to provide more specific demographic information on the population Tracts may include many or no BNA blocks; A small area bounded on all sides by visible features (such as streets, rivers, or railroad tracks) or by invisible features (such as political boundaries, property lines, or imaginary extensions of streets and roads); A subdivision of a census tract (or, in 1990, a block numbering area), a block is the smallest geographic unit for which the Census Bureau tabulates 100-percent data Many blocks correspond to individual city blocks bounded by streets, but blocks -- especially in rural areas - may include many square miles and may have some boundaries that are not streets The Census Bureau established blocks covering the entire nation for the first time in 1990 Previous censuses back to 1940 had blocks established only for part of the nation Back to the Census Definitions Menu

census block