 The place has strong or special association with a particular community or cultural group in New South Wales for social, cultural or spiritual reasons.Challoner Cottage is of state social significance to many of the former children who resided the Mittagong Farm Home between the 1940s and the 1990s.Evidence of this community attachment for the building can be seen in the level of support for its retention as well as the strength of patronage for the annual reunions and open days held by the Renwick Association.