Pima County Geographic Information Systems logo

GIS Library Contents - Metadata

Census Tracts - 2012

Layer Thumbnail Map

This metadata information is subject to our disclaimer. Metadata information presented here is maintained manually. Therefore, date-sensitive fields such as feature count and date of last update may not be up-to-date. All metadata is subject to errors inherent in a manual process.

Descriptive nameCensus Tracts - 2012
File namecen2012t
Spatial domainPima County
AbstractUpdated from 2010T
Raw 2010 Census Tract boundaries as supplied by the U.S. Census Bureau. Census Tracts are the largest units used by the Census Bureau for demographic tabulation.
Known errors/qualificationsPopulation and ethnicity data for selected categories has been aggregated from the Block layer CEN2010B.
Feature typepolygon
Feature count 241
Thumbnail Map cen2012t.pdf PDF file format   (680,869 bytes, PDF created 07/19/2022 )
ProjectionNAD83 HPGN (Parameters)
Field/value metadata Field metadata
Source organizationUS Census Bureau
Source contact
Source document or file name2010 TIGER files
Source date2010
Source scale
Source formatShape
Date of last data update
(This date may not be current.)
Last data update byClark Phillips
Date/time last touched - Meaning? 2021-01-14  10:54 PM - Enterprise GDB
  2021-01-14  10:42 PM - Shapefile - Library input format
  See coverage files, if any, for date.
Lineage11/17/15- Outside boundary adjusted to match pima_all.
8/1/19 - updated per https://www.census.gov/programs-surveys/acs/technical-documentation/table-and-geography-changes/2012/geography-changes.html
Pima County, Arizona

The numbering of the seven census tracts below in Pima County changed, but their geographic definitions remain the same as their 2010 census tract definitions.

Census Tract 27.01 is now 27.04
Census Tract 29.03 is now 29.06
Census Tract 4105.01 is now 41.18
Census Tract 4105.02 is now 41.21
Census Tract 4105.03 is now 41.25
Census Tract 4704.00 is now 52.00
Census Tract 4705.00 is now 53.00
On maintenance?Not required
Maintenance organizationPC ITD GIS
Maintenance description
Original conversion bySteve Whitney
Pima County ITD GIS contactSteve Whitney
Alternate Pima County ITD GIS contacte-mail address
On  Pima County Geospatial Data Portal? No

See Metadata Field Descriptions.
Back button GIS Library Data Layer Metadata search page.