Adults with Down syndrome are now routinely reaching old age and are encountering a variety of age related challenges, including an elevated risk of developing dementia due to Alzheimer’s disease. This presentation will focus on general principles of planning for the lifespan proactively, to help families and caregivers support individuals with Down syndrome from adulthood into old age. Special emphasis will be on caregiving, supports, and future planning after a diagnosis of dementia due to Alzheimer’s disease.