How many Spitfires are there in Australia now then?
According to the Warbird Registry:
IIa P7973, Australian War Memorial, Canberra, ACT (display?)
Vc BR528, Peter Croser, Melbourne, Vic (parts source for BL628 rebuild....current location and owner?)
Vc BR545, RAAF Museum, Point Cook, Vic (hulk, stored?)
Vc BS164, Peter Croser, Melbourne, Vic (parts source for BL628 rebuild....current location and owner?)
Vc BS199, Robert L Eastgate, Melbourne, Vic (composite rebuild...to A/W?)
Vc BS231, Aviation Society of NT, Darwin, NT (substantial remains from crash site, displayed)
Vc EE853, Langdon Badger, Adelaide, SA (displayed)
Vc LZ844, Barry Coran, Melbourne, Vic ?
Vc MA353, Peter Croser, Melbourne, Vic (parts source for BL628 rebuild....current location and owner?)
VIII JF620, Peter Sledge and Gary Cooper, Sydner, NSW?
VIII JG267, Noel Smoothie, Bribie Island, QLD (static rebuild?)
VIII JG355, Robert L Eastgate, Melbourne, Vic (composite rebuild...to A/W?)
VIII JG484, Noel Smoothie, Ningi, QLD (static rebuild?)
VIIIc MD228, Robert L Eastgate, Melbourne, Vic (composite rebuild...to A/W?)
VIIIc MD338, Alec Wilson, Yuma, SA (rebuild to A/W)
VIIIC MV239, Temora Aviation Museum, Temora, NSW (A/W)
VIII MV321, Noel Smoothie, Ningi, QLD (static rebuild?)
IX LZ842, Ross Campbell, Toowoomba, QLD (static rest)
XIVe RM797, Randal McFarlane, Brisbane, QLD (restoration project)
XVIe TB863, Temora Aviation Museum, Temora, NSW (A/W)
22 PK481, RAAFA Aviation Heritage Museum, Perth, WA (display)
Add in MH603, and according to this Australia is home to the identifiable remains of 22 Spitfires. Peter Croser also has/had parts of Seafire XV SW800.