The latest American Community Survey data update (2014) was released on December 3, 2015. The five-year statistics (e.g., 2010-2014) are commonly used for descriptive and comparison purposes. With this update, users can for the first time compare two non-overlapping 5-year ACS data sets. Here are some links that may be useful:
https://www.census.gov/newsroom/press-releases/2015/cb15-206.html?intcmp=sldr1
https://factfinder.census.gov/faces/nav/jsf/pages/index.xhtml
Also, there is a webinar on the new 2010-2014 ACS Statistics that can be accessed at:
https://www.census.gov/content/dam/Census/newsroom/press-kits/2015/20151130_acs5y_webinar.mp3