Hotel Rex San Francisco is located in the Union Square neighborhood in San Francisco, 1,000 feet from Union Square and 650 feet from Geary Theater. Guests can enjoy the on-site bar. The rooms are equipped with a flat-screen TV with cable channels. Some units include a sitting area for your convenience. All rooms include a private bathroom fitted with a bathtub or shower. Extras include bathrobes, free toiletries and a hairdryer. There is a 24-hour front desk at the property. The hotel also provides free use of bicycles and car rental. Xanadu Gallery is 1,300 feet from Hotel Rex San Francisco, and Golden Gate Theater is 0.4 miles from the property. The nearest airport is Oakland International Airport, 11 miles from Hotel Rex San Francisco.