Two new COVID cases have been detected in the Southern Highlands, to 8pm on Sunday.
They take Wingecarribee Shire's total to 60 cases since June.
Across the state there were 623 new COVID cases in the 24 hours and six deaths linked to the virus including one person in their 40s, three in their 60s, one in their 70s and one in their 90s who was the only one to have received two vaccine doses.
Three people were from south-western Sydney, two were from western Sydney and one person was from the Nepean Blue Mountains area.
The state's cases also included 11 in the Queanbeyan-Palerang region, of which eight are linked to known cases.
Two of those are in Queanbeyan, seven are in Karabar, one is in The Ridgeway and one is in Wamboin.
The Illawarra Shoalhaven Local Health District recorded 77 new cases in the 24 hours.