Program Information The Boys & Girls Clubs of Southwest County is one of the fastest growing youth development agencies in Southwest Riverside County serving more than 400 young people each day and over 1,000 throughout the year. With campuses in Temecula, Murrieta, and Lake Elsinore the Clubs offer innovative programs and fun activities to provide positive, personal growth experiences for youth ages 6-18 in a safe, supervised and structured environment.