Changes to Tables for the 2016-2020 ACS 5-year Release
Visit 2020 Table and Geography Changes for a list and description of all new, modified, and deleted tables as well as information on changes to geography.
Select Summary File Materials Released
Supporting materials for the 2016-2020 ACS 5-year Summary File have been released, including the templates, technical document appendices, table shells, and sequence number/table number lookup file. The 5-year Summary File on the FTP site will be released on March 17, 2022.
Geography & ACS
Visit the Geography & ACS page for changes to 2020 geographies. The Areas Published, Geography Boundaries by Year, and Reference Materials pages have also been updated for 2020.
2016-2020 ACS 5-year Table Shells and Table List
Table shells for the 2016-2020 ACS 5-year tables and profiles are available on the FTP site. The 2020 ACS Table List is also available. It includes information, such as table IDs, titles, and universes, as well as 1-year/5-year availability, in one spreadsheet.
Select Documentation Released
Supporting documentation has been released to help users prepare for the release of the 2016-2020 ACS 1-year estimates. This includes multiyear accuracy of the data documents on the Code Lists, Definitions, and Accuracy page and a user note titled Modification to the 5-Year Estimation Methodology Containing Data Collected in 2020. Additional user notes will be released on March 17, 2022.
New Blog: Period Estimates in the American Community Survey
Our new blog, Period Estimates in the American Community Survey, explains period estimates and how to interpret them.