I have no personal experience with these (not necessarily centrally located, some have shared baths):

Madison Manor http://www.madisonavenuepub.com/madisonmanor/

Waldon House http://www3.sympatico.ca/waldon.house/

Banting House http://www.bantinghouse.com/

Cavendish House B&B http://www.lizworks.com/cavendish/

Ashleigh Heritage Home http://www.ashleighheritage.com/

312 Seaton http://www.312seaton.com/

The Red Door B&B http://www.reddoorbb.com/

Grand Hotel & Suites http://www.grandhoteltoronto.com/

Regards, Linda