Inside the walls is the Siena you came for; the modern edge trades steps for ease.
The historic centre is small and car-free, so any hotel inside the walls puts the Campo within a short walk - up or down. For convenience with a vehicle, the ring road and the areas near the fortress offer parking and easy access.
A four-star with a panoramic rooftop terrace overlooking the Duomo, a short downhill walk from the Campo.
An Art Nouveau hotel of 1904, steps from San Domenico and a pleasant walk to the Campo, full of period charm.
A comfortable four-star on the square by the Medici fortress, an easy walk to the historic centre and the bus stops.