Links to the Publications page of the UN's Economic Commission for Latin America. There you can view and download the annual Statistical Yearbook for Latin American and the Caribbean.
An international consortium of about 700 academic institutions and research organizations, ICPSR provides leadership and training in data access, curation, and methods of analysis for the social science research community.
The LAPOP is a leader in the development, implementation, and analysis of public opinion surveys. Since the 1970s, LAPOP has gathered a treasure-trove of databases containing political perspectives from Latin America.