Name: Census Tract - 1990
Display Field: TRACTLAB
Type: Feature Layer
Geometry Type: esriGeometryPolygon
Description: 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.
Copyright Text:
Default Visibility: false
MaxRecordCount: 1000
Supported Query Formats: JSON, geoJSON
Min Scale: 0
Max Scale: 0
Supports Advanced Queries: true
Supports Statistics: true
Has Labels: true
Can Modify Layer: true
Can Scale Symbols: false
Use Standardized Queries: true
Supports Datum Transformation: true
Extent:
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YMin: 184055.468690902
XMax: 1293741.124940455
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Spatial Reference: 2926
(2926)
Drawing Info:
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Labeling Info:
Advanced Query Capabilities:
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Supports Pagination: true
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Supports Query With Distance: true
Supports Sql Expression: true
Supports Query With ResultType: false
Supports Returning Geometry Centroid: false
HasZ: false
HasM: false
Has Attachments: false
HTML Popup Type: esriServerHTMLPopupTypeNone
Type ID Field: null
Fields:
-
OBJECTID
(
type: esriFieldTypeOID, alias: OBJECTID
)
-
TRACT
(
type: esriFieldTypeInteger, alias: TRACT
)
-
ACRES
(
type: esriFieldTypeDouble, alias: ACRES
)
-
TRACTLAB
(
type: esriFieldTypeDouble, alias: TRACTLAB
)
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LOGRECNOSF3
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type: esriFieldTypeString, alias: LOGRECNOSF3, length: 6
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LOGRECNOSF1
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AREA_SQFT
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SHAPE_Length
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type: esriFieldTypeDouble, alias: SHAPE_Length
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SHAPE_Area
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type: esriFieldTypeDouble, alias: SHAPE_Area
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Supported Operations:
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