Quinta Nova is the hotel on this list where you stay put. The estate was first recorded in 1725, sat inside the Douro's original 1756 demarcation, and the winery went up in 1764 in schist, with its tall wooden doors still in place. The Amorim family, four generations into Portuguese wine and in cork before that, bought it in 1999 and opened the Winery House in 2005 as the first hotel in the Douro built around wine tourism. Luísa Amorim runs it. What you book is 120 hectares of working estate with a small hotel on it rather than a hotel with vines in the view, and the difference shows in how much of your day happens outdoors.
It is only 11 rooms, six Premium in the old manor house and five in the terrace building beside it, looking down the terraced slope to a bend of the river between Régua and Pinhão. They run to about 25 square metres, furnished traditionally rather than plushly, and the manor rooms are the ones to ask for. A few in the terrace building have a poor outlook, so confirm yours when you book. There is also a chapel from 1795, a wine museum, the Patamar wine shop and bar, a small unheated pool by the vines, and three marked routes covering eight kilometres. The winery is a walk, not a drive.
Dinner is at Terraçu's, where André Carvalho cooks modern Portuguese, open daily 12:30 to 15:00 and 19:00 to 21:30, and to non-residents who book ahead. It splits opinion: a highlight for some, uneven for the price for others, and since the nearest alternative means driving single-track roads in the dark, you are committed to it. Wine is the other half of the stay, with tastings and cellar tours on the doorstep, run Tuesday to Saturday all year, at 10:45, 12:15 and 15:30 and with a fourth, later slot from April to October. The setting is what guests talk about most, then the staff, who get consistent credit for warmth in a place this small, then breakfast.
The isolation is the point and also the problem. The pool is small and unheated, there is no spa, and Terraçu's closes from 23 to 27 December. The hotel publishes no winter closure, but the detail is thin, so check before a January stay. Allow 1h54 from Porto airport by car, with the last stretch narrow and winding, or take the Linha do Douro to Ferrão and let the estate collect you, which the hotel recommends. Come if your Douro is about the wine, the terraces and the quiet, and treat dinner as part of the stay rather than the reason for it.