Products > BYTES of the BIG APPLETM
New York City Census Tracts for 2000 US Census

Data Format: ESRI Shapefile, MapInfo Table

File or table name: nyct2000

Coordinate system: Lambert Conformal Conic

Theme keywords: boundary, tracts, census, boundaries

Abstract: The Census Tracts for the 2000 US Census. These boundary files are derived from the US Census Bureau's TIGER project and have been geographically modified to fit the New York City base map. Because some census tract are under water not all census tracts are contained in this file, only census tracts that are partially or totally located on land have been mapped in this file.

BYTES of the BIG APPLETM Home Page

FGDC:
Identification Information
Data Quality Information
Spatial Data Organization Information
Spatial Reference Information
Entity and Attribute Information
Distribution Information
Metadata Reference Information


Identification Information:
Citation:
Originator: New York City Department of City Planning
Publication Date: July, 2005
Title: New York City Census Tracts for 2000 US Census
Edition: 05B
Geospatial Data Presentation Form: vector digital data
Series Information:
Series Name: BYTES of the BIG APPLE
Issue Identification: 05B
Publication Information:
Publisher: New York City Department of City Planning
Online Linkage: http://www.nyc.gov/html/dcp/html/bytes/applbyte.html
Description:
Abstract:
The Census Tracts for the 2000 US Census. These boundary files are derived from the US Census Bureau's TIGER project and have been geographically modified to fit the New York City base map. Because some census tract are under water not all census tracts are contained in this file, only census tracts that are partially or totally located on land have been mapped in this file.
Purpose:
These districts were created by the Department of City Planning to aid city agencies in administering public services.
Time Period of Content:
Time Period Information:
Single Date/Time:
Calendar Date: May, 2005
Currentness Reference:
ground condition
Status:
Progress: Complete
Maintenance and Update Frequency: Quarterly
Spatial Domain:
Bounding Coordinates:
West Bounding Coordinate: -74.257465
East Bounding Coordinate: -73.699450
North Bounding Coordinate: 40.915808
South Bounding Coordinate: 40.495805
Keywords:
Theme:
Theme Keyword: boundary
Theme Keyword: tracts
Theme Keyword: census
Theme Keyword: boundaries
Place:
Place Keyword: New York
Place Keyword: New York City
Place Keyword: Manhattan
Place Keyword: Staten Island
Place Keyword: Brooklyn
Place Keyword: Bronx
Place Keyword: Queens
Access Constraints: The data are freely available to all New York City agencies and the public.
Use Constraints:
While all possible measures have been taken to ensure the accuracy of this data, the NYC Department of City Planning and the City of New York assume no responsibility for the accuracy of this data. All users should independently verify the accuracy of the data for their purposes.
Point of Contact:
Contact Information:
Contact Organization Primary:
Contact Organization: New York City Department of City Planning
Contact Position: BYTES of the BIG APPLE Coordinator
Contact Address:
Address Type: mailing and physical address
Address:
22 Reade St, 5N
City: New York
State or Province: NY
Postal Code: 10007
Country: USA
Contact Voice Telephone: 212.720.3505
Native Data Set Environment:
Microsoft Windows XP Version 5.1 (Build 2600) Service Pack 1; ESRI ArcCatalog 9.0.0.535

Return to Contents


Data Quality Information:
Positional Accuracy:
Horizontal Positional Accuracy:
Horizontal Positional Accuracy Report:
The census tracts are derived from the Department of City Planning LION files of the same release and are clipped to the mean high tide sea level.
Lineage:

Return to Contents


Spatial Data Organization Information:
Direct Spatial Reference Method: Vector
Point and Vector Object Information:
SDTS Terms Description:
SDTS Point and Vector Object Type: G-polygon
Point and Vector Object Count: 2216

Return to Contents


Spatial Reference Information:
Horizontal Coordinate System Definition:
Planar:
Map Projection:
Map Projection Name: Lambert Conformal Conic
Lambert Conformal Conic:
Standard Parallel: 40.666667
Standard Parallel: 41.033333
Longitude of Central Meridian: -74.000000
Latitude of Projection Origin: 40.166667
False Easting: 984250.000000
False Northing: 0.000000
Planar Coordinate Information:
Planar Coordinate Encoding Method: coordinate pair
Coordinate Representation:
Abscissa Resolution: 0.000256
Ordinate Resolution: 0.000256
Planar Distance Units: survey feet
Geodetic Model:
Horizontal Datum Name: North American Datum of 1983
Ellipsoid Name: Geodetic Reference System 80
Semi-major Axis: 6378137.000000
Denominator of Flattening Ratio: 298.257222

Return to Contents


Entity and Attribute Information:
Detailed Description:
Entity Type:
Entity Type Label: nyct2000
Attribute:
Attribute Label: OBJECTID
Attribute Definition:
Internal feature number.
Attribute Definition Source:
ESRI
Attribute Domain Values:
Unrepresentable Domain:
Sequential unique whole numbers that are automatically generated.
Attribute:
Attribute Label: BOROCODE
Attribute Definition:
Borough of the census tract
Attribute Domain Values:
Enumerated Domain:
Enumerated Domain Value: 1
Enumerated Domain Value Definition:
Manhattan
Enumerated Domain:
Enumerated Domain Value: 2
Enumerated Domain Value Definition:
Bronx
Enumerated Domain:
Enumerated Domain Value: 3
Enumerated Domain Value Definition:
Brooklyn
Enumerated Domain:
Enumerated Domain Value: 4
Enumerated Domain Value Definition:
Queens
Enumerated Domain:
Enumerated Domain Value: 5
Enumerated Domain Value Definition:
Staten Island
Attribute:
Attribute Label: CT2000
Attribute Definition:
String representation of the census tract number
Attribute:
Attribute Label: BoroCT2000
Attribute Definition:
Merged string value of the census tract number and boro code
Attribute:
Attribute Label: CTLabel
Attribute Definition:
The census tract identifier for the polygon. Each census tract number is unique to its borough.
Attribute:
Attribute Label: Shape
Attribute Definition:
Feature geometry.
Attribute Definition Source:
ESRI
Attribute Domain Values:
Unrepresentable Domain:
Coordinates defining the features.
Attribute:
Attribute Label: Shape.area
Attribute:
Attribute Label: Shape.len

Return to Contents


Distribution Information:
Distributor:
Contact Information:
Contact Organization Primary:
Contact Organization: New York City Department of City Planning
Contact Address:
Address Type: mailing and physical address
Address:
22 Reade St.
City: New York
State or Province: New York
Postal Code: 10007
Country: USA
Contact Instructions:
Available at the following website: http://www.nyc.gov/html/dcp/html/bytes/applbyte.html
Resource Description: Downloadable Data
Standard Order Process:
Digital Form:
Digital Transfer Information:
Transfer Size: 0.437
Fees: Free

Return to Contents


Metadata Reference Information:
Metadata Date: 20050203
Metadata Contact:
Contact Information:
Contact Person Primary:
Contact Organization: New York City Department of City Planning
Contact Position: BYTES of the BIG APPLE
Contact Address:
Address Type: mailing and physical address
Address:
22 Reade St, 5N
City: New York
State or Province: New York
Postal Code: 10007
Contact Voice Telephone: 212.720.3505
Metadata Standard Name: FGDC Content Standards for Digital Geospatial Metadata
Metadata Standard Version: FGDC-STD-001-1998
Metadata Time Convention: local time
Metadata Extensions:
Online Linkage: http://www.esri.com/metadata/esriprof80.html
Profile Name: ESRI Metadata Profile

Return to Contents