Labor Day weekend events in Mt. Shasta include:

The Car Show & Shine, Poker Run, Grand Prix Derby for kids, and mailbox contest:

http://www.mtshastanews.com/news/20180831/car-show--shine-poker-run-and-more-in-mount-shasta

Tinman Triathlon at Lake Siskiyou:

http://www.mtshastanews.com/news/20180831/tinman-triathlon-labor-day-weekend-tradition-in-mt-shasta

Quilting Around the Mountain show at Mount Shasta High School:

http://www.mtshastanews.com/news/20180831/quilt-show-extravaganza-sept-1-and-2-in-mt-shasta

Blackberry Music Festival and country picnic at Mt. Shasta City Park:

http://www.mtshastanews.com/news/20180831/blackberry-music-festival-and-country-picnic-in-mt-shasta-city-park