10. Crips
One of the largest organized crime groups in America, Crips, boasted a membership of more than 30,000 criminals, back in 1999. The gang is notorious for its violent crimes.
![12 Biggest Organized Crime Groups in America](https://imonkey-blog.imgix.net/blog/wp-content/uploads/2017/01/27072505/shutterstock_473041573-750x497.jpg?auto=fortmat&fit=clip&expires=1753142400&width=480&height=317)
ChameleonsEye/Shutterstock.com
One of the largest organized crime groups in America, Crips, boasted a membership of more than 30,000 criminals, back in 1999. The gang is notorious for its violent crimes.
ChameleonsEye/Shutterstock.com