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An official website of the United States government, Department of Justice.

Census of Jails

2019 Census of Jails and 2020-23 Annual Survey of Jails

Closing Date
BJS conducts the COJ and the ASJ series to collect facility and jurisdiction level data on jail population. Since 1970, the COJ has been administered periodically to about 3,200 county and city jails (local jails) nationwide and from the Federal Bureau of Prisons facilities that function as jails. Started in 1982, the ASJ has been administered to a nationally representative sample of nearly 900 jail...