This report "[p]resents estimates of the number of jail inmates at midyear 2013, by sex, race, Hispanic origin, and conviction status. It also provides estimates of year-to-year changes between midyear 2000 and midyear 2013 in the number of inmates held, average daily population, rated capacity of local jails, and percent of capacity occupied. More detailed breakouts by jurisdiction size track changes between 2012 and 2013 in the number of inmates, number of admissions, and weekly turnover rate. The report examines the effect of California's Public Safety Realignment on state-level and national estimates of the confined jail population. Estimates and standard errors are based on data collected from the Annual Survey of Jails." Highlights include: the jail population is significantly lower by midyear 2013 (731,208) following a peak in the number of inmates confined in county and city jails at midyear 2008 (785,533); the number of female inmates increased 10.9% (10,000 inmates) between midyear 2010 and 2013, while the male population declined 4.2% (down 27,500 inmates) with males making up 86% of the jail; and the total jail population is comprises of 47% whites, 36% Blacks, and 15% Hispanics.