California Criminal Justice FAQ: How much do California counties spend on local corrections?

Estimated Costs of Local Corrections
2005-06
	Adult Detention	Adult Probation	Juvenile Detention	Juvenile Probation
Total Annual Costs	$2.3 billion	$500 million	$870 million	$440 million
Total Offendersa	81,000	400,000	13,500	70,000
Annual Cost Per Offender	$28,000	$1,250	$65,000	$6,300

a 2006 calendar year data.

In 2005-06, counties spent a total of roughly $4 billion on local corrections, including $2.3 billion for adult detention, $500 million for adult probation, $870 million for juvenile detention, and $440 million for juvenile probation.
In 2006, there were approximately 81,000 adults in jail and 400,000 adults on probation in California. During the same time, roughly 13,500 juveniles were detained in halls, camps, and ranches and 70,000 juveniles were on probation.
In 2005-06, counties spent on average about $28,000 per year to incarcerate an adult in jail and about $1,250 per year to supervise an adult on probation in the community. Counties spent on average about $65,000 per year for each juvenile housed in a local youth detention facility and about $6,300 per year for each juvenile supervised on probation in the community.