The milestone comes just days before the commonwealth relaxes capacity restrictions and ends its curfew on bars and restaurants.
The statewide rate of positive cases was 2.61% as of Monday.
The commonwealth's positivity rate rose slightly from 2.62% on Friday to 2.63% on Saturday.
As of Monday, more than 1.9 million Kentucky residents had received at least the first dose of a COVID-19 vaccine, the governor said.
The curfew will end the same day that events of less than 1,000 people will be opened to 75% capacity.
Kentucky's positivity rate fell slightly from 3.32% on Saturday to 3.28% on Sunday, according to data from the state.
As of Saturday, 1,859,277 people had received at least the first dose of a coronavirus vaccine.
Anyone 16 or older is eligible to receive the COVID-19 vaccine in Kentucky.
As of Saturday, 1,767,469 Kentuckians had received at least the first dose of a coronavirus vaccine, according to the state's online vaccination dashboard.
Wednesday's update brings Kentucky to 6,485 coronavirus-related deaths reported since the start of the pandemic, according to the governor's office.