2010 National census reveals population of 40,091,359
The 2010 National Census revealed the Argentine population to be of 40,091,359, showing a 10.6 percent increase compared to results of the 2001 census, Indec director Norberto Itzcovich explained.
It's not too late to mail back your 2010 Census form, and if confusion over how to answer the questions is what is stopping you from filling it out and mailing it back, or if you haven't received a form, the US Census Bureau can help.