Overall crime has declined in area patrolled by the Los Angeles County Sheriff’s Department over the last six months of 2011, compared to the same period in 2010.
More than 100 pages of details showing preliminary reported crime statistics for the unincorporated communities and 42 contract cities policed by the Los Angeles County Sheriff's Department can be found at www.lasd.org  . Visit the “Crime Prevention and Information” page or access them directly here 
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These include year to date (six month) 2011 preliminary reported crime statistics compared to 2010 and compared to five years ago (2006). Reported crimes for each sheriff's station and city include homicides, robberies, burglaries, etc. To review the statistics, open the file, right click with your computer mouse and use the search engine here .
As of the end of June 2011, preliminary reported crime data shows that reported overall incidents of violent crimes (Part 1) have declined 12.76 percent, and serious property crimes reported (Part I) have declined by 4.97 percent in Sheriff’s patrol areas countywide, compared to last year at this time. These numbers combine to show a 6.53 percent decrease in overall Part I crimes.
As of the end of June 2011, preliminary reported crime data shows that criminal homicides increased by thirteen in Sheriff’s patrol areas (82 YTD in 2010 and 95 YTD in 2011), and have decreased by 34% compared to five years ago (2006). This follows a five-year overall decrease in homicides in 2010. 2010 had the lowest homicide rate (allowing for population changes) in Sheriff’s Department patrol areas since 1965.
Population source for crime rates per 10,000 population: 2001-2009 population projections from the Chief Administrative Officer's (CAO) Office of Urban Research and California Department of Finance. 2010 and 2011 Year-To-Date (YTD) population source from the 2010 United States Census Population count.