18th Street Gang, also known as Eighteen St., is a Los Angeles-based, largely Hispanic street gang. It is estimated that there are between 10,000 to 20,000 members of the 18th Street gang in Los Angeles County alone. The latest figures from the NDIC put 18th Street membership at around 30,000 nationwide, making it one of the biggest street gangs in the country. Image:18th street tagging.jpg