Actually, your address is 93- 107, Pier Street, Sydney, which is very close to the University of Sydney, only 1.4 km away, and it is only about 20 minutes' walk.

If you want to go out by bus 100 meters, it is George Street, one of the main roads in Sydney CBD, and the University of Sydney is actually more than one kilometer away from the same street. You can leave the nearest Central Station (Railway Square, J Station) at George Street. You can take almost all the buses that pass by and drive for one kilometer to reach the University of Sydney. Just get off with the students ~ The specific route is 412413 436 438 439 440 41480 483.