Cub Scout Pack 855 scouts are boys or girls ages 5 to 11 year of age (kindergarten through 5th grades) who live in the Eastern part of the Mason District of Fairfax County.
Most of the residents live in Fairfax County and have Falls Church, Annandale, and Alexandria mailing addresses.
Many of the Cub Scouts live in the areas served by the following schools:
- Beech Tree
- Glen Forest
- Mason Crest
- Sleepy Hollow
- Pinecrest (private)
- Westminster (private)
- Queen of the Apostles (private)