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The Distribution of murders
The United States can really be divided up into three types of places. Places where there are no murders, places where there are a few murders, and places where murders are very common.
In 2014, the most recent year that a county level breakdown is available, 54% of counties (with 11% of the population) have no murders. 69% of counties have no more than one murder, and about 20% of the population. These counties account for only 4% of all murders in the country.
The worst 1% of counties have 19% of the population and 37% of the murders. The worst 5% of counties contain 47% of the population and account for 68% of murders. As shown in figure 2, over half of murders occurred in only 2% of counties.
Murders actually used to be even more concentrated. From 1977 to 2000, on average 73 percent of counties in any give year had zero murders. Possibly, this change is a result of the opioid epidemic’s spread to more rural areas. But that question is beyond the scope of this study. Lott’s book “More Guns, Less Crime” showed how dramatically counties within states vary dramatically with respect to murder and other violent crime rates.
Even within the Counties with the murders, the murders are heavily Concentrated within those counties
When you look at individual counties with a high number of murders, you find large areas with few murders. Take Los Angeles County, with 526 murders in 2014, the most of any county in the US. The county has virtually no murders in the northwestern part of the county. There was only one murder each in Beverly Hills, Hawthorne, and Van Nuys. Clearly, different parts of the county face very different risks of murder.
https://crimeresearch.org/2017/04/n...54-us-counties-2014-zero-murders-69-1-murder/
Cliffs:
* The majority of counties have zero murders in 2014
* Gun ownership is 2,11 times more prevalent in rural than urban areas
* Homicides are heavily concentrated in certain areas within certain counties.