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This is a Non-Federal dataset covered by different Terms of Use than Data.gov.

2020 Census Block Groups Top 50 American Community Survey Data with Seattle Neighborhoods

Metadata Updated: March 22, 2026

U.S. Census Bureau 2020 block groups within the City of Seattle with American Community Survey (ACS) 5-year series data of frequently requested topics. Data is pulled from block group tables for the most recent ACS vintage. Seattle neighborhood geography of Council Districts, Community Reporting Areas and Comprehensive Plan Growth Areas are also included based on block group assignment.

The census block groups have been assigned to a neighborhood based on the distribution of the total population from the 2020 decennial census for the component census blocks. If the majority of the population in the block group were inside the boundaries of the neighborhood, the block group was assigned wholly to that neighborhood. 

The attribute data associated with this map is updated annually to contain the most currently released American Community Survey (ACS) 5-year data and contains estimates and margins of error. To see the full list of attributes available in this service, go to the "Data" tab, and choose "Fields" at the top right.

Vintages2024
  ACS Table(s): Select fields from the tables listed here Data downloaded fromCensus Bureau's Explore Census Data
  The United States Census Bureau's American Community Survey (ACS): This ready-to-use layer can be used within ArcGIS Pro, ArcGIS Online, its configurable apps, dashboards, Story Maps, custom apps, and mobile apps. Data can also be exporte

Access & Use Information

Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. License: No license information was provided.

Downloads & Resources

Dates

Metadata Created Date February 28, 2025
Metadata Updated Date March 22, 2026

Metadata Source

Harvested from Seattle JSON

Additional Metadata

Resource Type Dataset
Metadata Created Date February 28, 2025
Metadata Updated Date March 22, 2026
Publisher City of Seattle ArcGIS Online
Maintainer
Identifier https://www.arcgis.com/home/item.html?id=ff59dc88bfab4eb3bc4cd11eaf67ec2a&sublayer=0
Data First Published 2024-02-06
Data Last Modified 2026-03-16
Category geospatial
Public Access Level public
Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
Metadata Catalog ID https://cos-data.seattle.gov/data.json
Schema Version https://project-open-data.cio.gov/v1.1/schema
Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
Harvest Object Id aeadf908-aa59-42d8-8f6d-5e74ba4acb73
Harvest Source Id f61de7a2-69cf-40a9-a1bc-dd9edb8f3fe5
Harvest Source Title Seattle JSON
Homepage URL https://data-seattlecitygis.opendata.arcgis.com/datasets/SeattleCityGIS::2020-census-block-groups-top-50-american-community-survey-data-with-seattle-neighborhoods
Metadata Type geospatial
Old Spatial -122.4308,47.4933,-122.2420,47.7359
Source Datajson Identifier True
Source Hash 19758e5568146978132d71352fe5bb7a4da4a56fdc26b28d5524920256a8b3a5
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -122.4308, 47.4933, -122.4308, 47.7359, -122.2420, 47.7359, -122.2420, 47.4933, -122.4308, 47.4933}

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