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Redistricting
News from the Legislative Council Includes links to REDViewer, a graphic viewing system that displays the
state's redistricting plans (House, Senate, Congressional,
etc.), demographic information and election reports.
Census 2010 Texas Redistricting Data. Just
want to look at your county's data? Profile data at the County and State level from
the Texas State Data Center can be found at this link.
Census
Tutorial Learn about the 2000 Census in this
series of tutorials from the Alaska State Library.
THE BASICS
Maps:
- Redistricting
Maps for Texas counties made available by the U.S. Census
Bureau (Census 2000).
- TIGER/Line
2011 Files (Census Geography) for each county.
These files contain the boundaries of the blocks, tracts,
and other features needed to map the Census 2010 data in a Geographic Information System or mapping software.
GIS Layers:
- Digital Data from the Texas Natural
Resources Information System (TNRIS). TNRIS has many
products including TxDOT map files for each county,
ortho imagery, digital maps, and more.
MORE CENSUS 2000 DATA SOURCES
U.S. Census Bureau
Census
2000 to 1990 Block Relationships. The
Census 2000 Block Relationship files are provided as
a tool to help data users compare the universe of 1990
census blocks to the universe of Census 2000 blocks.
From these files, data users may determine how 1990
blocks now relate to Census 2000 blocks and vice versa.
Census
2000 PL94-171 Files . These are the raw ASCII
files from the Census Bureau's FTP site. They are huge
and require some expertise and a strong computer.
Multiple ways to access Census 2000 Redistricting Data
(Public Law 94-171).
Census
2000 Redistricting Data (P.L. 94-171) Summary File
How to use the Census 2000 Redistricting Data (P.L.
94-171) Summary File CD-ROM.
Information on how to import and use the data with
MSAccess 97, MSAccess 2000, XBase, and SAS. Pre-prepared
databases (without the data) are provided by the Census
Bureau. Download the database file structure for your
particular database and follow the import instructions
in this document. Links to the pre-prepared databases
are provided in the document. WARNING: These files are
huge and will require a high-end system with a lot of
disk space. We killed our systems a couple of times
before we finally got the data in and operating.
RACIAL/ETHNIC CATEGORIES
Office of Management and Budget
Standards
for Maintaining, Collecting, and Presenting Federal
Data on Race and Ethnicity. This document,
from the Office of Management and Budget explains the
racial and multiracial categories that are contained
in the Census 2000 data.
SOURCES FOR REDISTRICTING
GEOGRAPHY
Texas Legislative Council
REDViewer. A
graphic viewing system that displays maps and demographic
and election reports for current districts. Public redistricting
proposals will be available when they are under consideration.
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