At the moment of this posting, the cost of the war was: $360,407,064,625
Using the handy dandy "cost in your community" comparison. Instead of the war, we could have paid for:
Instead, we could have paid for 47,736,231 children to attend a year of Head Start
Instead, we could have built 3,245,141 additional housing units.
Instead, we could have provided 17,471,822 students four-year scholarships at public universities.
Instead, we could have hired 6,245,928 additional public school teachers for one year.
Instead, we could have insured 215,813,687 children for one year.