Start with the room, not the bed. Hamilton's housing stock runs from brick century homes in the North End and Durand to split-levels in the east end and condos downtown, so measure the doorway, the stairwell turn, and the bedroom before you fall for a model. Many older homes have narrow upper hallways, and an adjustable base plus mattress can be heavy and bulky. Ask the retailer straight up whether they deliver to the room, assemble on site, and haul away the old frame. A bed left in the front hall helps no one.
For an older adult, prioritize the details that make daily life easier. Look for head and foot articulation with easy presets, a wireless remote with large buttons your parent can actually read, and battery backup so the bed still lowers during one of our winter power flickers. Confirm the weight capacity and that the base works with the mattress you want, whether that's a new one or one you already own. Good retailers ask about mobility, breathing, and how your parent gets in and out, then match the bed to that. Push on warranty terms and service response too. If the motor fails in February, you want a local fix, not a months-long wait.
Our honest recommendation: buy from a retailer with real seniors' and accessibility experience and pay for professional delivery and setup rather than a curbside drop or a DIY box from a big-box store. The knowledgeable fit and in-home assembly are worth it, especially up Hamilton's older staircases. The trade-off is that this route usually costs more than the cheapest online option and can take longer to schedule. In our experience that patience pays off in a bed that's safe, correctly assembled, and backed by someone you can call. If budget is tight, ask about floor models or last year's stock before dropping to an unsupported online purchase.