Real US median household income rose 1.1% in 2005, the Census Bureau reported. Real median incomes for 2005 rose 1.1% to $46,326 but were down 0.5% from 2001’s $46,569. Median income means half of the 114.4 mln US households earned less, half earned more. Top 20% of families accounting for a record 50.4% of all household income, just the third time since the mid-1960s that they’ve taken more than half. For the top 20%, the median income rose by $3,592, or 2.2%, to $166,000.