2010 Census

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The U.S. Census counts every resident in the United States. It is mandated by Article I, Section 2 of the Constitution and takes place every 10 years. The data collected by the decennial census determine the number of seats each state has in the U.S. House of Representatives and is also used to distribute billions in federal funds to local communities.

Visit the main 2010 Census website for more information.

Redistricting Data (PL-94-171)

Total Population by Race/Ethnicity data is available for cities, counties, census tracts and blocks. This is the reapportionment data that everyone will use to redistrict.

SACOG has prepared PL-94-171 Redistricting data extracts for use by those involved in the redistricting process. These files do not contain the exhaustive race/ethnicity/Hispanic origin tables that are available in the PL-94-171. The complete data is available for download at the Census Bureau website.

There are summary files available below in .zip compressed file formats that include the 21 most commonly used fields of data. The files provided by at the Census Bureau site above have 94 fields in the geography file and 291 fields split between the two data files.

Files for SACOG’s six county area are currently available for block level data , Census Tract, and by Place.

SACOG Counties Data

Data Description — SACOG 2010 Redistricting Data Extracts

County Files by Block Files by Tract
El Dorado County 10 Block Data 10 Block Data
Placer County 10 Block Data 10 Block Data
Sacramento County  10 Block Data
10 Block Data Adjusted (to match parcels)
10 Block Data
Sutter County 10 Block Data 10 Block Data
Yolo County 10 Block Data 10 Block Data
Yuba County 10 Block Data 10 Block Data

Additionally County and Regional Totals for Race and Hispanic Origin are available in PDF and Excel formats by jurisdiction and CDP below.