Currently the RMLC consists of 15 teams encompassing four Rocky Mountain states; Colorado, Utah, Montana, and Wyoming.

In 1997, the Conference changed names to the Rocky Mountain Intercollegiate Lacrosse League (RMILL) and went to a club-only league as a member of the US Lacrosse Intercollegiate Associates (USLIA), which reorganized into the Men's Collegiate Lacrosse Association (MCLA) in 2006.

In Division II, Westminster College were National Champions in 2008,[4] and the University of Utah won in 2022.

[7] Due to the COVID-19 pandemic, their first game in the conference had to be pushed back to 2021.

In 2021, it was revealed that Oklahoma would leave the conference to go back to the Lone Star Alliance.