I think jobs and the economy are first in the minds of most Americans. Then the debt.
After that, immigration.
Wrong again.....;
http://www.pollingreport.com/prioriti.htm
according to this the concerns are given in percentages:
Economy= 60%
deficit= 16%
Health Care= 9%
War in Afghanistan= 5%
Illegal Immigration= 4%
treatment of gays= 1%
In other words, Immigration is not a very big concern.