Location the westin st francis on union square is centrally located on union square with a cable car stop at the front door a landmark since 1904 this hotel is four blocks from nob hill and seven blocks from the moscone convention center north beach and chinatown are within 2 miles 32 kilometers of this hotel hotel features in a building that dates back to 1904 the westin st francis on union square is consistently named to conde naste travelers 34gold list34 a 40 million r