Starting with the honest question: what level of care is actually needed
In-home care generally works well for a parent who needs help with specific tasks — meal prep, medication reminders, some mobility assistance — but who's otherwise managing reasonably. It becomes a much harder fit once care needs are more intensive or unpredictable, where a facility with staff on-site around the clock can respond to something in-home care realistically can't.
This assessment is worth getting from a professional — a doctor, occupational therapist, or geriatric care manager — rather than relying purely on family judgment, since it's easy to either underestimate risk out of hope or overestimate it out of worry.
The house itself matters as much as the care plan
A house with stairs, a difficult bathroom layout, or other real safety issues can undermine even a solid in-home care plan — no amount of visiting care changes what the house's layout physically allows day to day when no one's there. This is where a home safety assessment and possibly some modifications become part of the actual comparison, not a separate topic.
Isolation is a genuine health factor too, not just an emotional one — a parent alone in a house for most of the day, even with scheduled care visits, can experience real isolation that a community-based living setting doesn't have in the same way.
What families can actually sustain, honestly
In-home care and a facility both carry real, different demands — financial, logistical, and emotional — on the family, not just on the parent. An honest conversation about what's sustainable for whoever's coordinating care, not just what feels like the "right" choice in the moment, tends to produce a decision that actually holds up over time rather than one that collapses under pressure a few months in.