Ann Cason answered... Live-in caregivers cost from $700 to $3000 a week. There are many factors such as what part of the country you live in, what the living accommodations are and what See also: How to Pay for In-Home Care See all 153 questions about Sleep Problems hours the person is required to be on duty.n anonymous caregiver asked... I need some basic information as to what the ball park cost would be to have someone or ones come into my home on a 24/7 basis to care for an elderly woman in early middle stage dementia. She used the bathroom three times an hour during the night and gets quite confused.