Charlo (Salish: sallu[3]) is an unincorporated community and census-designated place (CDP) in Lake County, Montana, United States.

These protected areas, along with seasonal flood irrigation, provide habitats for various native fauna such as white-tailed deer, pheasants, bald eagles, and western painted turtles.

Southwest of Charlo is the CSKT Bison Range, a refuge managed by the Confederated Salish and Kootenai Tribes.

Each year, residents of Charlo host a Fourth of July parade and cookout along Main Street.

In addition, the town also hosts an annual Fireman's Benefit and Dinner to support the local volunteer fire department.

Charlo School District educates students from kindergarten through 12th grade.

Along with core classes, Charlo School District offers a variety of electives.

Charlo High School offers clubs such as Business Professionals of America (BPA), Health Occupations Students of America (HOSA), SkillsUSA, National Honor Society (NHS), and more.

The Valley Journal provides local news to Arlee, Charlo, Pablo, Polson, Ronan, and St.