By now, everyone knows that millennials love D.C. and D.C. – the former mayor included! – seems to love its newly arrived millennials. Between 2010 and 2012, the District saw a net average gain of 12,583 people, ages 25 to 34, each year, the biggest increase in the country, according to a Brookings Institution analysis of census data.
http://www.washingtonpost.com/news/local/wp/2015/03/20/which-d-c-neighborhood-can-boast-the-biggest-millennial-growth/