The News Journal reports that the state reported 486 new COVID-19 cases on Sunday, raising the seven-day average of new cases to a record 428.4.
The numbers show more people in Delaware are seeking out a test and a significant portion of them are returning positive results.
The daily average percent of tests that are positive is 5.9%, the highest it's been since early June.
The average daily case count has grown by 90% over the past two weeks.
MORE DELAWARE COVID-19 HEADLINES
Christina School District return to virtual learning
Delaware Students in the Christina School District have returned to virtual learning. The change back to remote instruction for all students was announced Monday. School officials say in-person learning will resume on December 7. The district had been rolling out its phased hybrid learning plan in recent weeks and was scheduled to complete the process this upcoming Monday.
Delaware issues new restrictions on gatherings, dining, and youth sports; most take effect on Monday
Delaware Governor John Carney announced Tuesday additional restrictions for indoor and outdoor gatherings, indoor dining, and youth sports to slow the spread of COVID-19 in the state.
New COVID-19 testing site to open at Delaware State University in New Castle County
A $5 million COVID-19 testing lab will soon be up and running at Delaware State University's Kirkwood Highway Campus in New Castle County as cases across the country soar.
FDA approves 1st rapid virus test that gives results at home
U.S. regulators on Tuesday allowed emergency use of the first rapid coronavirus test that can be performed entirely at home and delivers results in 30 minutes.
Health experts warn against holiday travel, unnecessary COVID testing
Health experts are urging caution ahead of the holiday season, asking that you think twice about traveling - and getting unnecessary COVID-19 tests.
As COVID cases rise, no need to stockpile supplies, expert says
As COVID-19 cases continue to surge, consumers are stocking up, and grocery stores are responding. But before you go on a spending spree, there are some things to consider.
CDC says masks protect you, not just those around you, in updated guidance
As the U.S. sees a nationwide spike in coronavirus cases, the Centers for Disease Control released new mask guidance. The latest update says wearing a face-covering doesn't just protect the people around you, but it also protects the wearer from incoming virus projectiles.
CDC releases updated guidelines for Thanksgiving
The CDC posted its most specific guidance yet on Thanksgiving Monday, which emphasizes that the safest option for the holiday is celebrating only with people in your household or taking extra precautions like wearing masks and keeping your distance if you celebrate with others.
How to properly wash your hands
Which masks protect those around you best?
What to do if you think you have COVID-19 symptoms
Coronavirus testing near me
*The Associated Press contributed to this report*