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Census Block Groups for Lower Columbia
Entry ID: Inforain_Census_2000

Abstract: This data set describes Census block group boundaries for the Lower Columbia counties for 2000.

A census block group (BG) is a cluster of census blocks having the same first digit of their four-digit identifying numbers within a census tract. (See also
Census Tract.) For example, block group 3 (BG 3) within a census tract includes all blocks numbered from 3000 to 3999. BGs generally contain ... View entire text
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Description: Additional information on Inforain and links to maps, data and other related
Geographic Coverage
Spatial coordinates   
  N: 49.0   S: 42.0   E: -116.0   W: -125.0

Data Set Citation
Dataset Originator/Creator: U.S. Census Bureau
Dataset Title: Inforain Census Block Groups for Lower Columbia
Dataset Release Date: 2001-07-18
Dataset Release Place: United States
Dataset Publisher: Ecotrust
Data Presentation Form: GIS polygon
Online Resource:
Temporal Coverage
Start Date: 2000-01-01
Stop Date: 2000-12-31
Ancillary Keywords
Data Set Progress
Originating Center
Data Center
Inforain, Ecotrust Supplemental Info
Data Center URL:

Data Center Personnel
Phone: 503-227-6225
Fax: 503-222-1517
Email: info at
Contact Address:
721 NW Ninth Avenue
Suite 200
City: Portland
Province or State: OR
Postal Code: 97209
Country: USA
Distribution Media: ftp
Distribution Size: 1.37 MB
Distribution Format: Arc/Info EOO
Fees: No fees
Phone: 301-851-8113
Email: Tyler.B.Stevens at
Contact Address:
5700 Rivertech Court
City: Riverdale
Province or State: MD
Postal Code: 20737
Country: USA
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2003-06-24
Last DIF Revision Date: 2016-11-18