The change in median household income between 2009 and 2011. To ensure accuracy for smaller geographies like municipalities, the annual figures are actually five-year averages. For example, the data for 2011 is an average of data from 2007-2011. Click on a municipality to the median income for each year and the change.
Source: U.S. Census Bureau's 5-year American Community Surveys
Census data showing thehas also been mapped.