A further 409 people were infected with the coronavirus before the Tier 2 lockdown in Teside – and subsequent figures show that five patients died of the disease.
Figures published by Public Health England record more cases in four local authority areas.
Of those who tested positive for the virus, 122 were in Stockton.
Middlesbrough also saw an increase of 116 cases.
75 positive results were recorded in Redcar and Cleveland and 56 in Hartlepool.
The total number of coronaviruses in Teside is now 7,166.
The latest statistics are:
Middlesbrough – 2,134 (above 116)
Stockton – 2,309 (above 162)
Redcar – 1,373 (above 75)
Hartlepool – 1,350 (above 56)
Statistics on Sunday showed that 32 more people tested positive for Covid-19 had died in England, bringing the total to 30,471, according to figures from Sunday.
Five deaths were recorded in the North East and Yorkshire, one of which included Durham, but none of them were at Teside.
All but one of the 65-year-olds had an underlying health condition.
On Saturday, five more coronavirus patients died in Teside – the largest daily figure announced in six months.
A total of 41 people died after testing positive for Covid-19 at TCID Hospital.
The South Tees Hospital NHS Foundation Trust, run by James Cook University Hospital in Middlesbrough, lost 2,266 lives.
The North Tees Hospital NHS Foundation Trust, run by North Tees University Hospital in Stockton, also lost 146 people.
Prime Minister Boris Johnson is expected to introduce a new three-tier system on Monday.
New restrictions are expected to be put in place to prevent the spread of coronavirus.
Tees Valley Mayor Ben Houchen has been told that it is possible to place the entire Tees Valley in Tier 2.
Tier 2 restrictions are understood to be equivalent to local lockdown rules, which currently exist in Middlesbrough and Hartlepool.