Novel Coronavirus (COVID-19)

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New Health Order for Yolo County Health Workers (10-3-23)

On October 3, 2023 the Yolo County Health Officer issued an order for health care workers in Yolo County to receive a seasonal influenza vaccination or to wear a surgical mask in patient care areas during flu season (November 1 through April 30). Read the memo here

In addition, the Health Officer issued a memo strongly recommending that all health care workers in Yolo County receive an updated COVID-19 vaccine. The memo also provides guidance on source control masking in health care settings during the upcoming respiratory virus season. Read the memo here.


Order four FREE at-⁠home COVID-⁠19 tests

Hand holding a single covid-19 test

Free antigen at-home tests are now available to order and will be delivered directly to your home via mail. Visit or order by phone at 1-800-232-0233.


FREE COVID-19 rapid testing kits available at Health and Human Services Agency Office

A free test kit vending machine is available at the Yolo County Health and Services Agency Office in West Sacramento at 500 Jefferson Blvd. There are also limited free home test kits available at Yolo County libraries including the Arthur F. Turner Library in West Sacramento.

 Vending machine with COVID-19 tests

There are several other COVID 19 testing options available to the public including at retail pharmacies and through your doctor's office.
  • Molecular Matrix in West Sacramento is also offering testing which is free with health insurance. Rapid tests are available for a fee. Details can be found by visiting the Molecular Matrix website at

Exposure Notification

Want to find out if you've been exposed to someone who has tested positive for COVID-19?

Sign up on your cell phone for CA-Notify:


VACCINE INFORMATION (all vaccine clinics are FREE)

City Hall clinic-shot into man's arm-5-5-21

Local Vaccine Clinics 

Please visit for additional clinics.

For other vaccine options, please check:


Got COVID-19? 

Yolo County CDPH COVID flyer

If you, or someone you know, gets COVID, there are safe and effective treatments available. It's important to start treatment early. To schedule an appointment call 833-685-5051 or visit For more information, scan the barcode in the flyer above. 


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2023 COVID-19 Timeline

COVID-19 Timeline

Yolo County

Masking and Vaccination for the 23-24 Winter Respiratory Virus Season - October 3, 2023

Mandatory Influenza Vaccination for All Health Care Workers in Yolo County - October 3, 2023

COVID-19 Activity Rising in Yolo County; Consider Precautions - August 17, 2023

Yolo County Rescinds COVID-19 Quarantine Order for Close Contacts - April 8, 2022 

Yolo County Eases Mask Order for Vaccinated Individuals - February 16, 2022 | Españolрусский

Yolo County Revises Health Order Reducing Isolation and Quarantine Period - January 4, 2022

Yolo County Health Order Requires COVID-19 Testing for Workers and Visitors at Skilled Nursing Facilities- Dec. 23, 2021

Yolo County Amends Health Order Exempting Performers With a Recent Negative Test - Oct. 8, 2021

Yolo County Begins Administering Pfizer Booster to Eligible Residents  -September 27, 2021

Yolo County Recruiting Volunteers for Fall/Winter Vaccine Clinics - September 23, 2021 

Yolo County Public Health Provides Supplemental Youth Sports and Extracurricular Activities Guidance - September 9, 2021Español

Quarantine Health Order Amended to Maintain Consistency With California Department of Public Health Quarantine Guidance-August 27, 2021

Third Doses Authorized for Those with Weakened Immunity - August 20, 2021 | Español

Yolo County Health Officer Issues Order Requiring Masks Inside Public Places - July 27, 2021

Yolo County Health Officer Recommends Wearing Masks Inside - July 14, 2021

Yolo County Moves to Orange Tier - March 23, 2021 |  Español | русский

Yolo County Returns to Red Tier - February 23, 2021

Stay Home Order Lifted for Greater Sacramento Region - Issued Jan 12, 2021

Regional Stay Home Order - Issued Dec 3, 2020

Yolo County Business and Activity Restrictions (Move Back to the Purple Tier) November 17, 2020


COVID-19 Public Health Guidance for K-12 Schools-November 24, 2021

Business and Activity Reopening-June 15, 2021