 Iowa Highway 28, which forms most of the boundary between Des Moines and West Des Moines, is 63rd Street in Des Moines but 1st Street in West Des Moines.Many of the east-west streets share the same name with Des Moines, although the numbering of these east-west streets starts over in West Des Moines.The median income for a household in the city was $54,139, and the median income for a family was $70,600 (in a 2008 estimate, these figures had risen to $61,256 and $83,800 respectively, in 2008 inflation-adjusted dollars).