U.S. flag

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

Jail Inmates at Midyear 2010 - Statistical Tables

NCJ Number
Date Published
April 2011
16 pages
This report from the Bureau of Justice Statistics presents data on the number of jail inmates at midyear 2010.

Presents data on numbers of jails as well as analyzes patterns of growth and decline in jail populations. These statistical tables include data on rated capacity of jails, percent of capacity occupied, and capacity added. They provide estimates of admissions to jails and detail the volume of movement among the jail population. This web document also includes total numbers for jail inmates by sex, race, and Hispanic origin. Standard errors for jail estimates are included.

  • Between midyear 2009 and midyear 2010, the confined inmate population in county and city jails (748,728) declined by 2.4% (18,706 inmates).
  • On June 30, 2010, adults represented 99% of all jail inmates. Males accounted for 87.7%, and females accounted for 12.3%.
  • The estimated rated capacity for all jail jurisdictions at midyear 2010 reached 866,782 beds, an increase of 2.0% (16,887 beds) from midyear 2009.

Date Published: April 1, 2011