Quick overview of potential sources for data from the US Census. Presented on 3/2/2011.

1. Connecticut State Data Center at the
University of Connecticut Libraries MAGIC Locating Data

2. Connecticut State Data Center - CtSDC
• US Census public contact for state of Connecticut
• Provides assistance with locating and using US Census data
• Serves as the liaison to the US Census Bureau
• Provides public outreach to help promote usage of Census data
• Located at the Map and Geographic Information Center - MAGIC on Level 4
of the Homer Babbidge Library

3. Upcoming Releases
• Connecticut State Data Center (http://ctsdc.uconn.edu) will be relaunching
website to include:
• 2010 Census data for Connecticut
• 2000 and 1990 Census data for Connecticut
• Interactive maps for previewing data
• Downloadable shapefiles, spreadsheets, and KML files
• Population projections (available now)

4. Apportionment Data Viewer
http://2010.census.gov/2010census/data/

5. What’s happening
this year?
• 2010 Census Data by State is
being release for apportionment
now!
• Summary File 1 will be release
Summer 2011
• Data will be added to American
Factfinder

6. 2010 Data Released as of 3/1/2011
http://2010.census.gov/2010census/data/

7. Decennial Census -
2010, 2000...
• Most complete sampling of US
population - every 10 years
• Provides data on sex, age,
race/ethnicity, families, and
other variables
• Historical Dataset!

8. Evolution of the Census
http://www.youtube.com/watch?v=65QXT8NO2EU

9. Q&A
Question
How can I find the tract level data (income, proportion
under the poverty line, property value, education level,
proportion of married, etc.) for the greater Hartford area
(or another metropolitan area such as Phoenix)?
Answer
American Community Survey - 5 Year
and/or
Decennial Census Data

10. American FactFinder
http://factfinder.census.gov

11. American FactFinder 2
http://factfinder.census.gov

12. Social Explorer
http://socialexplorer.com

13. Q&A
Question
Besides the geographic, education, and transportation
information, what other economic data does the census
release such as gross production on the county level or
town level, like the average earnings per household on
these levels?
Answer
Economic Census
and/or
American Community Survey

14. American Community Survey
• Annual “Census” that randomly samples the population
• Multiple questions, more extensive than Decennial Census
• Takes the place of the Census “Long Form”
• 3 types of American Community Survey Data Sets
• 1 year American Community Survey - County/Town level data
• 3 Year American Community Survey - excludes counties with less than
20,000 people

15. Q&A
Question
What are the differences between the tract data and the
block data?
Answer
Block is the smallest geography
Block Group
Tracts include block groups/blocks

16. Q&A
Question
How can I find the economic related data in ACS or
other resources that the census releases?
Answer
American FactFinder

17. Visit us at MAGIC on Level 4 of the Homer Babbidge Library
or email us at ctsdc@uconn.edu