Tigerline shapefile

The shapefile format was tigerline shapefile defined for use in Esri GIS applications, but the format has become an industry standard, and many GIS and mapping tools are able to read and write shapefile data.

Official websites use. Share sensitive information only on official, secure websites. The primary legal divisions of most states are termed counties. In Louisiana, these divisions are known as parishes. In Alaska, which has no counties, the equivalent entities are the organized boroughs, city and boroughs, municipalities, and for the unorganized area, census areas.

Tigerline shapefile

Toggle navigation. Repository details U. General Institutions Terms Standards Name of repository. Additional name s. Repository URL. Subject s. They contain features such as roads, railroads, hydrographic features and legal and statistical boundaries. Content type s. Standard office documents Archived data Scientific and statistical data formats Structured text. Keyword s. Persistent identifier s of the repository. Repository type s. Mission statement for designated community.

Persistent identifier system s. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U, tigerline shapefile. Subject s.

Government publications are required to be released into the public domain. TIGER includes both land features such as roads, rivers, and lakes, as well as areas such as counties, census tracts, and census blocks. Some of the geographic areas represented in TIGER are political areas, including state and federally recognized tribal lands, cities, counties, congressional districts, and school districts. Others are statistical areas, including Metropolitan Statistical Areas MSA , census tracts, census block groups, and census blocks. Thus, the 5-digit ZCTAs are of limited value in areas of growth or change.

Official websites use. Share sensitive information only on official, secure websites. An incorporated place is established to provide governmental functions for a concentration of people as opposed to a minor civil division MCD , which generally is created to provide services or administer an area without regard, necessarily, to population. Places always nest within a state, but may extend across county and county subdivision boundaries. An incorporated place usually is a city, town, village, or borough, but can have other legal descriptions.

Tigerline shapefile

Official websites use. Share sensitive information only on official, secure websites. The primary legal divisions of most states are termed counties. In Louisiana, these divisions are known as parishes. In Alaska, which has no counties, the equivalent entities are the organized boroughs, city and boroughs, municipalities, and for the unorganized area, census areas.

Vergones

Skip to main content. These products are free to use in a product or publication, however acknowledgement must be given to the U. Keyword s. Census Bureau as the source. NHGIS also supplies two types of point files: Centers of population for states, counties, tracts, and block groups Place points representing the functional centers of cities and villages Geometry years NHGIS generally identifies each GIS file by the survey year in which the file's represented areas were used for tabulations, which may be different than the vintage of the represented areas. Retrieved 25 October Identifier s. Download Metadata. Census Bureau's Centers of Population. Except where otherwise noted, content on this site is licensed under a Creative Commons Attribution 4.

Official websites use.

General Institutions Terms Standards Name of repository. Repository URL. Policy Name. Additional name s. Get a badge. Take a short survey here. This includes all primary, secondary, local neighborhood, and rural roads, city streets, vehicular trails 4wd , ramps, service drives, alleys, parking lot roads, private roads for service vehicles logging, oil fields, ranches, etc. You have JavaScript disabled. Each point represents the mean center of population within the corresponding area, computed as an average of census block locations, weighted by block population, using a simple spherical model of the Earth surface. Repository details U. These products are free to use in a product or publication, however acknowledgement must be given to the U.