These are called Census-Designated Places (CDPs ) and are identified in data tables by the acronym CDP following the place name.Ĭensus tracts generally contain between 1,000 and 8,000 people with an optimum size of 4,000 people.

Other population centers without legally defined corporate limits or corporate powers are defined by the Census Bureau in cooperation with state officials and local data users. Places are concentrations of population such as cities, that have legally prescribed boundaries, powers, and functions.

In 21 states where MCDs do not exist or are not adequate for reporting subcounty statistics, the Census Bureau, in cooperation with state and local officials, delineates county su bdivisions known as Census County Divisions. Minor Civil Divisions (MCDs)/Census County Divisions (CCDs) MCDs are legally defined county subdivisions, such as towns and townships. They include counties in 48 states parishes in Louisiana boroughs and census areas in Alaska municipios in Puerto Rico independent cities in Maryland, Missouri, Nevada, and Virginia and other e ntities in the Island Areas. Counties and equivalent areas are the primary divisions of most states, Puerto Rico, and the Island Areas.

Township definition geography