The website mentions extracting "308,745,538 observations" (21 GB in size) and transforming it to some custom CSV files, for processing via Java. I don't see any of the Java code on GitHub.
...he mentions use of a summary file, "SF1", and there's some kind of PDF here:
...he mentions use of a summary file, "SF1", and there's some kind of PDF here:
--> http://www.census.gov/prod/www/decennial.html#y2010tecdoc
--> http://www.census.gov/prod/cen2010/doc/sf1.pdf
It's more or less, a user manual for roughly 300 other tables, but where are they? Is the actual census data itself available freely, in detail?
I think this is it:
--> http://www2.census.gov/census_2010/04-Summary_File_1/
New York, as an example:
--> http://www2.census.gov/census_2010/04-Summary_File_1/New_Yor...
--> http://www2.census.gov/census_2010/04-Summary_File_1/New_Yor...
Is this the original, actual source data?