Of the 630 confirmed cases, 399 have recovered.
Currently, 10 patients are hospitalized, four are in intensive care, and five are on a ventilator, it said.
The WCCHD also reported 55% of hospital beds and 85% of ventilators are available.
The county also reported its 25th death, a woman in her 80s.
“Today, we reflect upon another life lost to COVID-19, and our hearts go out to this woman’s family and loved ones. As we continue to re-open our offices, businesses, and churches, let us be sure to also take steps to keep each other safe," Williamson County Judge Bill Gravell said in a news release. "Stay home if you feel sick, keep at least six feet of distance between you and someone else, wash your hands and frequently touches surfaces often and wear a mask in public."
On May 29, the county reported 596 cases.
Here is an update on the cities of residence of confirmed cases, according to the WCCHD:
- Austin: 37
- Cedar Park: 45
- Georgetown: 88
- Hutto: 44
- Leander: 46
- Round Rock: 298
- Other: 72