To cite package ‘tidycensus’ in publications use:

  Walker K, Herman M (2024). _tidycensus: Load US Census Boundary and
  Attribute Data as 'tidyverse' and 'sf'-Ready Data Frames_. R package
  version 1.6.6, <https://CRAN.R-project.org/package=tidycensus>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {tidycensus: Load US Census Boundary and Attribute Data as 'tidyverse' and
'sf'-Ready Data Frames},
    author = {Kyle Walker and Matt Herman},
    year = {2024},
    note = {R package version 1.6.6},
    url = {https://CRAN.R-project.org/package=tidycensus},
  }