From the Bureau of Labor Statistics:
The median annual wage of kindergarten teachers was $48,800 in May 2010. The median wage is the wage at which half the workers in an occupation earned more than that amount and half earned less. The lowest 10 percent earned less than $31,720, and the top 10 percent earned more than $76,490.
The median annual wage of elementary school teachers was $51,660. The lowest 10 percent earned less than $34,390, and the top 10 percent earned more than $80,140.
Compare Americans generally:
The annual median wage fell in 2010 for the second year in a row to $26,364, a 1.2 percent drop from 2009, and the lowest level since 1999, according to David Cay Johnston at Reuters.