Census Viewer
http://censusviewer.com
For your demographic data via the Census in the United States.
Pakistan Survey
http://pakistansurvey.org/
For data on what's going on in Pakistan
Voter Mapping
http://votermapping.com
For voter information, this is a pay site, but there is a free trial.
Online Data resources
Online Data resources
Men often oppose a thing merely because they have had no agency in planning it, or because it may have been planned by those whom they dislike.
-Alexander Hamilton
-Alexander Hamilton