We highly recommend that you book accommodation early as there is usually high demand during September. Here we've listed a few hotels which are very close to ETH Zurich, for those who would like recommendations.
Leoneck Swiss Hotel
https://fred-tschanz.ch/de/leoneck-swiss-hotel/
Hotel Sunnehus
Leonardo Boutique Hotel Rigihof
https://leonardo-rigihof-zurich.h-rez.com/
Royal Hotel Zurich
https://www.royalhotelzurich.ch/en/
If you need any further assistance, please feel free to contact us directly:
Ariane Nake: ariane.nake@inf.ethz.ch / +41 (0)44 633 83 91
Tracy Ewen: tracy.ewen@inf.ethz.ch / +41 (0)44 632 64 29