 In the city proper , the age distribution was 24 @.@ 8 % of the population under the age of 18 , 10 @.@ 9 % from 18 to 24 , 29 @.@ 9 % from 25 to 44 , 21 @.@ 5 % from 45 to 64 , and 12 @.@ 9 % who were 65 years of age or older , while the median age was 34 years . For every 100 females there were 93 @.@ 5 males , while for every 100 females over the age of 17 there were 90 @.@ 4 males . In 2011 , the median income for a household in the city was $ 40 @,@ 268 and the median income for a family was $ 51 @,@ 977 . The per capita income for the city was $ 26 @,@ 727 . About 19 @.@ 4 % of the population were below the poverty line . Of the city 's population over the age of 25 , 29 @.@ 8 % holds a bachelor 's degree or higher , and 86 @.@ 5 % have a high school diploma or equivalent . 
