ISO-19139 Metadata
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Metadata Information
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Metadata character set: utf8
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Last update:
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Metadata contact:
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Scope of the data described by the metadata: dataset
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Scope name: dataset
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Name of the metadata standard used: ISO 19139 Geographic Information - Metadata - Implementation Specification
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Version of the metadata standard: 2007
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Metadata identifier: 5fb690e74a8647d19b02ee4f1f62cf91
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Data Identification Information
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Resource citation:
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Title: Census Tracts
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Date:
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Reference date
- creation: 2024-08-28T14:31:22
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Date:
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Reference date
- revision: 2025-04-08T19:54:40
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Descriptive keywords:
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Keyword type not provided
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Keywords: HIFLD, Boundaries, Tracts, Blocks, Block Group, Census 2020, National Geospatial Data Asset, NGDA, Feature Service, SDI, NSDI, Open Data, FGDC, Emergency Preparedness, Disaster Planning, Infrastructure
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Abstract: Census Tracts are small, relatively permanent statistical subdivisions of a county or equivalent entity that are updated by local participants prior to each decennial census as part of the Census Bureau's Participant Statistical Areas Program. The Census Bureau delineates census tracts in situations where no local participant existed or where state, local, or tribal governments declined to participate. The primary purpose of census tracts is to provide a stable set of geographic units for the presentation of statistical data.Census tracts generally have a population size between 1,200 and 8,000 people with an optimum size of 4,000 people. A census tract usually covers a contiguous area; however the spatial size of census tracts varies widely depending on the density of settlement. Census tract boundaries are delineated with the intention of being maintained over a long time so that statistical comparisons can be made from census to census. Census tracts occasionally are split due to population growth or merged as a result of substantial population decline.Census tract boundaries generally follow visible and identifiable features. They may follow non-visible legal boundaries, such as minor civil division (MCD) or incorporated place boundaries in some states and situations, to allow for census tract-to-governmental unit relationships where the governmental boundaries tend to remain unchanged between censuses. State and county boundaries always are census tract boundaries in the standard census geographic hierarchy. Tribal census tracts are a unique geographic entity defined within federally recognized American Indian reservations and can cross state and county boundaries. Tribal census tracts may be completely different from the census tracts and block groups defined by state and county.Download: https://www2.census.gov/geo/tiger/TGRGDB24/tlgdb_2024_a_us_substategeo.gdb.zip Layer: Census_TractMetadata: https://meta.geo.census.gov/data/existing/decennial/GEO/GPMB/TIGERline/Current_19115/series_tl_2023_place.shp.iso.xml
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Purpose: Census Tracts; January 1, 2024 vintage
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Dataset language:
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Dataset character set: utf8
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Resource constraints:
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General constraints:
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Limitations of use: Access Constraints: None (Public Domain Information)Use Constraints: None (Public Use)
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Resource extent:
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Credits: U.S. Census Bureau
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Distribution Information
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Distribution format:
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Format name: Feature Service
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Format version:
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Transfer options:
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Online distribution information:
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Online location: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Tracts_Blocks/MapServer/0