The Countries With the Most Documented Serial Killers, Ranked

Which countries have produced the most serial killers since 1900? Explore data from Radford University and FGCU tracking global case numbers.
New York Post

America is No. 1 for serial killers — here’s the state you’re most likely to meet one in

The US is No. 1 — in serial killers. With a chilling 3,615 known serial killers to date, America has produced 66.2% of the world’s known serial killers to date — and outpace the next deadliest nations ...
The News Tribune

Washington state ranks among deadliest ‘serial killer hotspots.’ Here’s why

While at least one serial killer has been identified in each U.S. state, some breed these notorious killers more than others. Washington state recently ranked among the deadliest “serial killer ...
Yahoo

Ranked: Countries With the Most Serial Killers

The United States has 3,803 documented serial killers since 1900, accounting for 62.9% of the total in the dataset. No other country has 200 documented cases, with England (188) and Russia (172) ...