Distances are in a straight line from the hotel.
Yes. Castro Marim Golf (18 holes, green fees from €87) is on the same estate as the hotel.
The closest are Quinta do Vale (about 2 km), Monte Rei Golf & Country Club (about 8 km) and Quinta de Cima (about 12 km), measured in a straight line from the hotel.
Rooms start from about €95 a night. Prices change with the season and room type, so check availability for your dates.