Introduction to Census Geography Presented by Jane Traynham and Dan Veroff SDC Boot Camp, October...
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Introduction to Introduction to Census Geography Census Geography Presented by Jane Traynham Presented by Jane Traynham and and Dan Veroff Dan Veroff SDC Boot Camp, October 13, SDC Boot Camp, October 13, 2009 2009
Introduction to Census Geography Presented by Jane Traynham and Dan Veroff SDC Boot Camp, October 13, 2009
Introduction to Census Geography Presented by Jane Traynham and
Dan Veroff SDC Boot Camp, October 13, 2009
Slide 2
Two Categories of Census Geography Legal and Administrative
Entities Legal and Administrative Entities Result from legal
actions, treaties, ordinances, and so on. Boundaries generally
accepted as provided by appropriate authorities. Statistical
Entities Statistical Entities Evolve from practice, usage, or need.
Boundaries generally delineated using Census Bureau criteria and
guidelines
Slide 3
Census Geographic Hierarchy ZCTA: Zip Code Tabulation Area used
for areas in which detailed zip code data is not available (rural
areas, etc.) TAZ: Traffic Analysis Zone ANRC: Alaska Native
Regional Corporation SLD: State Legislative District UGA: Urban
Growth Area (Oregon) Not listed here: PUMAS (Public Use Microdata
Areas)
Slide 4
Nested Geographies From Geographic Areas Reference Manual
203
Slide 5
Hierarchy of census geography Counties are subdivided into
census tracts all tracts are unique within county
Slide 6
Hierarchy of census geography contd Census tract boundaries
Block group boundaries Tract 514201 split into 5142011 and
5142012
Slide 7
Census tract 514201
Slide 8
Block group 5142011 further divided into census blocks The
further in you zoom roads appear
Slide 9
The Usual Suspects Wisconsin Dane County Madison MSA Madison,
WI Urban Area Place: Madison City Blocks Census Tracts Block
Groups
Slide 10
What is a Census block? Wisconsin Southern RR Muskrat River
What is a Census Block? Town of Muskrat Village of Muskrat
Slide 11
Geography Reference Resources LINK to reference resources LINK
to geo terms & concepts