In Hydra, location is the key word! As there are no cars or buses, all distances are covered on foot!
The house is situated just 10 mins walk from the main port where all island life happens; the steps are few by island standards and it is not a steep ride. Also, in just 10 mins you can be in the fishing port of Kamini where there are tavernas and a beach. Furthermore, there are is a grocery stores about 100 meters from the house so you do not have to carrry groceries in the heat for long.