August 2020
Contextual variables now based on 2018 ACS 5-Year Summary File
August 13, 2019
IPUMS GeoMarker updated the source of the 10 contextual variables from the 2017 ACS 5-year Summary File to the 2018 ACS 5-year Summary File.
December 2019
Contextual variables now based on 2017 ACS 5-Year Summary File
December 18, 2019
IPUMS GeoMarker updated the source of the 10 contextual variables from the 2016 ACS 5-year Summary File to the 2017 ACS 5-year Summary File.