These data are part of NACJD's Fast Track Release and are distributed as they were received from the data depositor. The files have been zipped by NACJD for release, but not checked or processed except for the removal of direct identifiers. Users should refer to the accompanying readme file for a brief description of the files available with this collection and consult the investigator(s) if further information is needed.This project used data from multiple sources-the area-identified National Crime Victimization Survey (NCVS, 2008-2012), and data from other public data sources such as the American Community Survey (ACS) and the decennial Census data-to study how the changing geography of American immigration has influenced violent victimization among different racial and ethnic groups, particularly Blacks, Hispanics, and Whites.This collection includes three Stata data files:"Data_File1_county_foreignborn_1980_2010.dta" with 6 variables and 3,103 cases"Data_File2_county_variables_2007_2012.dta" with 19 variables and 18,618 cases"Data_File3_tract_variables_2007_2012.dta" with 16 variables and 440,083 cases.The area-identified NCVS data are only accessible through the Census Research Data Centers and could not be archived.