Data files are state-based and organized into three types:
Origin-Destination (OD), Residence Area Characteristics (RAC), and Workplace Area Characteristics (WAC),
all at census block geographic detail.
Data is available for most states for the years 2002-2010. View a detailed description of the data file structure [PDF; File Size: 48KB].
An earlier version of the Version 6 technical document which covered the data release prior to the inclusion of OPM-sourced Federal employment records is
still available [PDF; File Size: 44KB].
Version 5 Data
An archived version of LODES Version 5 is still available.
These data were reported using 2000 census blocks.
Data is available for most states for the years 2002-2009.
View a detailed description of the data file structure. [PDF; File Size: 42KB]