How do the average household income of the different countries compare?

In order to answer this question it is best to look at median household income. Median household income represents the statistical mid-point, with half of all households making more and half making less.

For the developed nations, median household income figures range from $30,000 to $55,000. For US states median household income figures range from $32,000 to $57,000. Overall, median household income levels among developed nations are similar to those found among US states.