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TRACT_10 (FeatureServer)

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Service Description: Release Date 01.12.2022 Source: CENSUS, American Community Survey (ACS) Strata: Tracts

Service ItemId: e9632117d7264360923cb9895dbed84a

Has Versioned Data: false

Max Record Count: 2000

Supported query Formats: JSON

Supports applyEdits with GlobalIds: False

Supports Shared Templates: True

All Layers and Tables

Layers:

Description:
Mapping Layer 

Data Released: 06/15/2023, | Last Updated 01/12/2024

Data Currency: This data is checked semi-annually from it's enterprise federal source fo 2010 CENSUS Data and will support mapping, analysis, data exports and the Open Geospatial Consortium (OGC) Application Programming Interface (API).

Data Update Frequency: Twice, Yearly

Data Cycle | History (as required below)
QA/QC Performed: December, 2024
Next Scheduled Data QA/QC: July, 2024

TRACT 10 (2010 CENSUS) FEATURE LAYER

Data Requester: Rhode Island Executive Office of Health and Human Service (OHHS) via Health Equity Institute (HEI).
Data Requester: Rhode Island Department of Health, Maternal Child Health via Health Equity Institute (HEI).

Data Request: Provide a database deliverable via download that contains both US CENSUS tracts and USPS Zip Code Tabulation Areas (ZCTA).

HEALTH EQUITY INSTITUTE DATA CONNECT RI 
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Instructions to Join Your Data Provided Below 

STEP 1: Video (Pending)
STEP 2: Video (Pending)
STEP 3: Video (Pending)

There are twenty-two U.S. CENSUS fields (download here) that you can join to your datasets. For additional insight, please contact the Center for Health Data and Analysis (CHDA) Rhode Island Department of Health (GIS) Mapping Department for assistance.


Database Enhancement: This database contains two (2) additional data fields for consideration to be added to the existing 2020 State of Rhode Island Health Equity Map.

  1. Zip Code Tabulation Area (ZCTA)
  2. ZCTA/Tract Relationship (Singular ZCTAs per Tract, versus Multiple ZCTAs per Tract)

Additional Information: While ZCTAs can be useful for certain qualitative purposes, such as broad or general high level analysis, they may not provide the level of granularity and accuracy required for in-depth demographic research which is required for policy mapping. 

ZCTAs can change frequently as the US Postal Service (USPS) adjusts postal routes and boundaries. These changes can lead to inconsistencies and challenges in tracking demographic trends and making accurate comparisons over time.

RIDOH GIS encourages analysts to make the appropriate choice of using census based data, with their consistent boundaries readily available for suitability for spatial analysis when conducting detailed demographic research.

Here are a few reasons why you might want to consider using census based data (tracts, block groups, and blocks) instead of ZCTAs:

1. Inaccurate Representations: ZCTAs are not designed for statistical analysis or demographic research. They are created by the United States Postal Service (USPS) for efficient mail delivery and can often span multiple cities, counties, or even states. As a result, ZCTAs may not accurately represent the actual geographic boundaries or demographic characteristics of a specific area.

2. Lack of Granularity: ZCTAs are typically larger than census tracts, which are smaller, more homogeneous geographic units defined by the U.S. Census Bureau. Census tracts are designed to be relatively consistent in terms of population size, allowing for more detailed analysis at a local level. ZCTAs, on the other hand, can vary significantly in terms of population size, making it challenging to draw precise conclusions about specific neighborhoods or communities.

3. Data Availability and Compatibility: Census tracts are used by the U.S. Census Bureau to collect and report demographic data. Consequently, a wide range of demographic information, such as population counts, age distribution, income levels, and education levels, is readily available at the census tract level. In contrast, data specifically tailored to ZCTAs may be more limited, making it difficult to obtain comprehensive and consistent data for demographic analysis.

4. Changes Over Time: Census tracts are relatively stable over time, allowing for consistent longitudinal analysis. ZCTAs, however, can change frequently as the USPS adjusts postal routes and boundaries. These changes can lead to inconsistencies and challenges in tracking demographic trends and making accurate comparisons over time.

5. Spatial Analysis: Census tracts are designed to maintain a level of spatial proximity, adjacency, or connectedness of these data containers while providing consistency and continuity over time - making them useful for spatial analysis. Mapping. ZCTAs, on the other hand, may not exhibit the same level of spatial coherence due to their primary purpose being mail delivery efficiency rather than geographic representation.


RIDOH GIS releases this database with the caveats noted above and that the researcher can accurately align the ZCTAs with the corresponding census tracts. Careful consideration should be given to the comparability and compatibility of the data collected at different geographic levels to ensure valid and meaningful statistical conclusions. 


Data Dictionary: 2020 Decennial Census

  1. OBJECT ID - the count of each census tract entity.
  2. GEOID (10) STATE,COUNTY,TRACT - Numeric US CENSUS Tract Description (2010) 
  3. HEZ (10) - Health Equity Zone (2020)
  4. LOCATION (10) - Plain Language Census Tract Descriptor (2010)
  5. COUNTY (10) NAME - County Name (2010)
  6. STATE (10) NAME - State Name (2010)
  7. ZCTA (23) - Zip Code Tabulation Area - Numeric US CENSUS ZCTA Description (2023)
  8. ZCTA/TRACT CONTEXT - Number of ZCTAs (Singular/Multiple) that reside within a US CENSUS Tract
  9. ST (10) - Numeric US CENSUS Tract Description (2010) 
  10. CO (10) - Numeric US CENSUS Tract Description (2010)
  11. ST (10) CO (10) - Numeric US CENSUS Tract Description (2010)
  12. TRACT (10) - Numeric US CENSUS Tract Description (2010)
  13. GEOID (10) - Numeric US CENSUS Tract Description (2010)
  14. TRIBAL TRACT (10) - Numeric US CENSUS Tract Description (2010)
Additional Mapping Data
The user is provided authoritative Federal Information Processing Standards (FIPS) such as numeric descriptions of state, county and tract identification, in addition to shape and length measurements of each census tract for data joining purposes.
  • STATE (10) - Federal Information Processing Standards (FIPS)
  • COUNTY (10) - Federal Information Processing Standards (FIPS)
  • STATE (10), COUNTY (10) - Federal Information Processing Standards (FIPS)
  • TRACT (10) - Federal Information Processing Standards (FIPS)
  • TRIBAL TRACT (10) - Federal Information Processing Standards (FIPS)
  • ST ABBRV (10) - State Abbreviation
  • Shape_Length - Total length of the polygon's (census tract) perimeter, in the units used by the feature class' coordinate system.
  • Shape_Area -  Total area of the polygon's (census tract) in the units used by the feature class' coordinate system.

Data Source: Series Information for 2020 Census 5-Digit ZIP Code Tabulation Area (ZCTA5) National TIGER/Line Shapefiles, Current Open Geospatial Consortium (OGC) Application Programming Interface (API)  Census ZIP Code Tabulation Areas - OGC Features copy this link to embed it in OGC Compliant viewers. For more information, please visit: ZIP Code Tabulation Areas (ZCTAs)


Please Be Certain To --
  1. Provide a Brief Description of What the Discrepancy Is
  2. Include Your, Name, Organization, Telephone Number
  3. Attach the Complete .xlsx with the Discrepancy Highlighted


Copyright Text:

Spatial Reference: 102100 (3857)

Initial Extent:
Full Extent:
Units: esriMeters

Child Resources:   Info   SharedTemplates

Supported Operations:   Query   ConvertFormat   Get Estimates